Ionic bond Essays & Research Papers

Best Ionic bond Essays

  • Ionic Bond - 3825 Words
    CHEMISTRY 1 (FSC 1114) CHEMICAL BONDING MOKAN A/L VELAN (SCPNG0000019030) SANDEEP SINGH JASPREET SINGH TABLE OF CONTENT Contents IONIC BOND 2 METALLIC BOND 9 The "Sea of Electrons" Theory 14 Conductors, Insulators and Semiconductors 16 25 IONIC BOND Ionic bond is formed when electron transferred from a valence shell of an atom to the valence shell of another atom. Ionic bond involves electron transfer across two atoms. The atom which donates the electron is called cation...
    3,825 Words | 14 Pages
  • Ionic Bond and Data Tables
    Part I: Lab Insert completed data tables for each part of the lab. Be sure that the data tables are organized and include units when necessary. 1. Melting Point (4 points) Substance A: Higher than 300 c, Substance B: 201 c, Substance C: Higher than 300 c, Substance D: 103 c 2. Conductivity (4 points) Substance A (solid) : No (liquid) : No (Gas): No Substance B (solid): No (liquid): No (Gas): No Substance C (solid): No (liquid): No (gas): No Substance D (solid): No (liquid): No (gas): No...
    277 Words | 1 Page
  • Ionic Bond and Sodium Peroxide
    Formula of oxide Na2O2 MgO Al2O3 SiO2 P4O10 Cl2O Melting Point (C) 460 2825 2072 1700 340 -120.6 Boiling Point (C) 657 3600 2977 2230 360 2.2 State at STP Solid Solid Solid Solid Solid Liquid Action of water Dissolve in water and form alkaline solution Slightly dissolve in water and form alkaline solution Insoluble in water Insoluble in water Dissolve in water and form acidic solution Dissolve in water and form acidic solution pH of aqueous solution...
    1,733 Words | 7 Pages
  • Ionic and Covalent Bonds Lab
    Lab Report Ionic and Covalent Bonds Lab: Ionic and Covalent Bonds Introduction: The purpose of this experiment was to explore the properties of chemical substances that can be used to identify the types of bonds in a chemical substance using a laboratory procedure. The two types of bonds being identified were ionic and covalent. Based on a substance’s properties, how can you determine whether its bonds are ionic or covalent? This is the question I posed before starting the...
    930 Words | 4 Pages
  • All Ionic bond Essays

  • Ionic and Covalent Bonds Lab
    How do ionic bonds form? Transferring the electron forms an ionic bond. After transferring the electron, the two atoms become ion n will attract together because they have the opposite charges. Then an ionic bond is formed. How do covalent bonds form? A covalent bond is for sharing of electrons. I remember it like co-existing electrons to share (Eg H20). It is usually between two non-metals. Which compound, sugar or salt, is a better conductor of electricity? Explain your answer....
    346 Words | 2 Pages
  • Electrolytes: Ionic Bond and Sodium Chloride
    Week #2 Post Lab 1.) Define the following: electrolyte, nonelectrolyte Electrolyte: A substance that dissolves in water to form solutions that conduct electricity. Nonelectrolyte: A compound that doesn’t dissociate into ions when dissolved in water. 2.) Using examples in the last link, draw beakers showing atomic scale representations of aqueous solutions of the following compounds. Classify each as an electrolyte or nonelectrolyte. * Ba(OH)2 (aq) * NH3 (aq) * C3H7OH (aq)...
    728 Words | 3 Pages
  • Ionic - 385 Words
    Define and describe ionic and covalent bonds. An ionic bond is a type of chemical bond formed through an electrostatic attraction between two oppositely charged ions. A covalent bond is the chemical bond that involves the sharing of pairs of electrons between atoms. A compound is made when two or more atoms form a chemical bond, linking them together. The two types of bonds are ionic bonds and covalent bonds. In an ionic bond, the atoms are bound together by the attraction between oppositely...
    385 Words | 1 Page
  • Chemistry Task - Ionic, Covalent and Metallic Bonds
    Chemical Bonding You are to research the following questions and choose an appropriate format to present your answers in. Include diagrams where possible. 1. Describe metallic, ionic and covalent bonds. Metallic - A chemical bond in which electrons are shared over many nuclei and electronic conduction occurs. Ionic – A chemical bond in which one atom loses an electron to form a positive ion and the other atom gains an electron to form a negative ion. Covalent - A chemical bond that...
    495 Words | 2 Pages
  • Ionic compounds - 480 Words
    Abstract: When ionic compounds are dissolved in water, they break apart into ions. In this lab the opportunity to mix two ionic solutions and observe the results was given. Some ions will remain dissolved and uncombined in the solution even when they are mixed with other ions. When other ions are mixed, they form compounds that appear as cloudy or grainy precipitates. The objective of this lab was to observe the formation of compounds and to write the names and formulas of ionic compounds. It...
    480 Words | 2 Pages
  • The Ionic Lattice - 2166 Words
    The Ionic Lattice In most ionic compounds, the anions are much larger than the cations, and it is the anions which form the crystal array. The smaller cations reside in the holes between the anions. Basic Concepts: 1. Ions are assumed to be charged, incompressible, nonpolarizable spheres. 2. Ions try to surround themselves with as many ions of opposite charge as closely as possible. Usually in the packing arrangement, the cation is just large enough to allow te anions to surround it...
    2,166 Words | 7 Pages
  • Ionic Compounds - 453 Words
    Ionic compounds are formed when a metal and a non-metal join together. When sodium metal is dropped into a gas jar of chlorine gas the elements react violently to form a new compound called sodium chloride joined by ionic bonds. To understand how this process works, we must grasp an understanding of what an ion is and what an ionic bond is. An ion is an atom that has an electric charge and is created when an atom (or a group) gain or loses electrons. (It has an electric charge due to the...
    453 Words | 2 Pages
  • Ionic Compounds - 984 Words
    Grade 10 Science –Chemistry Ionic Compounds Science Perspectives 10 - Section 5.6 Pages 192-195 Compound • A Pure Substance composed of two or more elements in a FIXED RATIO Ionic Compound • A compound made up of one or more positive metal ions (cations) and one or more negative non-metal ions (anions) Ionic Bond • The simultaneous strong attraction of positive and negative ions in an ionic compound. As noted, ionic bonding occurs between metals and non-metals. Yet,...
    984 Words | 4 Pages
  • Chemical Bonds - 1310 Words
    CHEMICAL BONDS Chemical Bonds I. Introduction Chemical compounds are formed by the joining of two or more atoms. A stable compound occurs when the total energy of the combination has lower energy than the separated atoms. The bound state implies a net attractive force between the atoms called a chemical bond. The two extreme cases of chemical bonds are the covalent bonds and ionic bonds. Covalent bonds are bonds in which one or more pairs of electrons are shared by two atoms. Covalent...
    1,310 Words | 5 Pages
  • Chemical Bond - 922 Words
    Chemical Bonding Lab Chemical compounds are combinations of atoms held together by chemical bonds. These chemical bonds are of two basic types—ionic and covalent. Ionic bonds result when one or more electrons from one atom or group of atoms is transferred to another atom. Positive and negative ions are created through the transfer. In covalent compounds no electrons are transferred; instead electrons are shared by the bonded atoms. The physical properties of a substance, such as melting...
    922 Words | 4 Pages
  • chemical bond - 2315 Words
    Chemical Bonding Chemical compounds are formed by the joining of two or more atoms. A stable compound occurs when the total energy of the combination has lower energy than the separated atoms. The bound state implies a net attractive force between the atoms ... a chemical bond. The two extreme cases of chemical bonds are: Covalent Bonds Covalent chemical bonds involve the sharing of a pair of valence electrons by two atoms, in contrast to the transfer of electrons in ionic bonds. Such bonds...
    2,315 Words | 10 Pages
  • Chemical Bond - 998 Words
    INTRODUCTION TO CHEMICAL BONDS CHEMICAL BOND Definition: A chemical bond is defined as a force that acts between two or more atoms to hold them together as a stable molecule. Main types of bond: 1. Ionic or electrovalent bond, 2. Covalent bond, 3. Coordinate covalent bond Forth type of bond: Metallic bond: The type of bonding which holds the atoms together in metal crystal. Valence electron: The electrons in the outer most energy level in an atom that takes part in...
    998 Words | 7 Pages
  • Chemical Bonds - 958 Words
    Chemical Bonds Chemical Bond: is the force that holds atoms together in a compound. They form because they lower the potential energy of the charged particles that compose atoms. Chemical bonds can be broadly classified into two types: Ionic and Covalent. Ionic: metal & nonmetal Metals have a tendency to lose electrons and nonmetals have a tendency to gain them. The metal atom becomes a cation and a nonmetal becomes an anion. The oppositely charged ions attract one another and form an...
    958 Words | 4 Pages
  • Chemical Bonds - 309 Words
    Building materials of a cell are composed of two atoms that form molecules. A chemical bond is created when two atoms share an electron. Also called covalent bond because they share valence electrons. A covalent bond, which is the strongest bond, takes action when two atoms valence overlap. For example, there are two suns and the light that shines from the two solid spheres forms many rays making a radiant cloud around each of the two. If these suns move closer together the radiant shine would...
    309 Words | 1 Page
  • Conductivity of Ionic Solutions - 949 Words
    John Abarshi Mr Meinsma Chemistry December 14, 2010 Conductivity of Ionic solutions Introduction This lab report is about the conductivity of ionic solutions. In class we have been discussing wether all ionic solutions conduct equally well. If an solvent solution conducts electricity, then it must contain ions. So measuring the conductance of solutions can tell you whether the solutes in the solution are dissociated into ions. (Conductivity) Any type of solution, even ionic solutions,...
    949 Words | 4 Pages
  • Seven Steps of Ionic Equation
    SEVEN STEPS TO A NET IONIC EQUATION EXAMPLE: KCl(aq) + Pb(NO3)2(aq) ( 1. a. Take only one of the first cation(s) and match it with one of the second anion(s). (Write the cation first) b. Take only one of the second cation(s) and match it with one of the first anion(s). (Write the cation first) KCl(aq) + Pb(NO3)2(aq) ( KNO3 +PbCl 2. Correct the formulas of the products based on the charges of the ions. KCl(aq) + Pb(NO3)2(aq) ( KNO3 +PbCl2 ◄ 3. Balance the...
    310 Words | 2 Pages
  • Properties Of Ionic Compounds Lab
    Properties of Ionic Compounds Lab Purpose: The purpose of this lab is to distinguish the differences between ionic compounds and covalent compounds. Hypothesis: If the substance is a poor electrical conductor, then it is a covalent compound. If the substance is a good electrical conductor, then it is an ionic compound. Pre-lab: 1. Define crystal lattice energy. Crystal lattice energy is the energy and formation of the crystal from infinitely separated ion. 2. Explain what forces must be...
    1,035 Words | 4 Pages
  • Ionic Bonding Notes - 297 Words
    Chemistry Classwork Ionic Bonding Ionic bonding is a type of chemical bond that involves the electrostatic attraction between oppositely charged ions. These ions represent atoms that have lost one or more electrons (known as cations) and atoms that have gained one or more electrons (known as an anion). In the simplest case, the cation is a metal atom and the anion is a non-metal atom, but these ions can be of a more complex nature, e.g. molecular ions like NH4+ or SO42− . In simpler words, an...
    297 Words | 1 Page
  • Lab Ionic And Covalent BondsObjectivesUnderstand The
    Lab: Ionic and Covalent Bonds Objectives • Understand the differences between ionic and covalent bonds. • Connect ionic and covalent bonds with physical properties of matter. Introduction Sugar and salt look so similar that most people cannot tell them apart without tasting them. Chemically, white refined table sugar, sucrose, and salt are very different. An ionic bond between a positive sodium ion and a negative chloride ion creates a molecule of sodiumchloride (NaCl). Covalent bonds...
    1,690 Words | 9 Pages
  • Chemical Bonds Lab - 422 Words
     Atom Bonding Lab Introduction: Atoms bond in covalent bonds and ionic bonds. A covalent bond is when atoms share electrons in order to gain stability with each other (Larsen). To have stability which each other, the atoms share electrons so that their outer electron shell is equal. Ionic bonding is the complete transfer of valence electron(s) between atoms. It is a type of chemical bond that generates two oppositely charged ions (Larsen, 2010). Element that have a positive ion...
    422 Words | 4 Pages
  • Chemical Bond and Lewis Structure
    Chem 201 /HW#10 Chapter 9 Electronegativity Table: use this table to answer Q [pic] 1. Bromine tends to form a monatomic ion which has the electronic configuration of a noble gas. What is the electron configuration of that noble gas? a. 1s2 2s2 2p6 3s2 3p6 3d10 4p6 b. 1s2 2s2 2p6 3s2 3p6 4p6 4d10 c. 1s2 2s2 2p6 3s2 3p6 4s2 4p6 d. 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 e. 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 2. Which ion of...
    1,443 Words | 9 Pages
  • Atom and Chemical Bond - 356 Words
    A chemical bond is the energy that holds two atoms together in a compound. This energy can be further broken down into ionic bonding and covalent bonding. An ionic bond is a chemical bond characterized by attraction between ions of opposite charge. The formation of an ionic bond involves a complete transfer of electrons between atoms, and can be predicted when one atom has a much higher electronegativity than the other. A covalent bond is a very strong chemical bond formed by the sharing of...
    356 Words | 2 Pages
  • Chemical Bond and Crystal Field Theory
    TextBooks Sr No T-1 T-2 Title Engineering Chemistry Chemistry Reference Books Sr No R-1 Other Reading Sr No OR-1 OR-2 OR-3 OR-4 OR-5 OR-6 OR-7 Journals articles as Compulsary reading (specific articles, complete reference) http://onlinelibrary.wiley.com/journal/10.1002/(ISSN)1097-4601 , http://www.springer.com/chemistry/electrochemistry/journal/10800 , http://www.sciencedirect.com/science/journal/13882481 , http://www.springerlink.com/content/100224/ ,...
    4,268 Words | 19 Pages
  • 3 06 Covalent And Ionic Properties Lab Worksheet
    Name: Yaissa Fernandez 3.06: Lab and Guided Lab Report Part I: Prelab Research the answers to the following questions on the internet, and write your answers in your own words. For each answer, include the address of the website (or title and author of a book or article) that you used to help you answer the question. 1. Which type of compound usually has higher melting points, ionic compounds or covalent compounds? What is the reason for this difference in melting points? (3 points)...
    646 Words | 4 Pages
  • formal lab report on ionic and covalent compounds
    Formal paper number 1 Professor Tolentino Maria Oyervide EXPERIMENT #4 IONIC AND COVALENT COMPOUNDS Abstract: This experiment was divided in four steps to find the electrical conductivity of covalent and ionic solutions. There were four unknown solutes A, B and C. Each had a specific weight and was dissolved in a certain amount of solute to form either the covalent or ionic solution. Covalent compounds are made up of molecules which are electrically neutral. Ionic compounds are...
    423 Words | 2 Pages
  • Compare and contrast the structure and bonding in Ionic, Covalent and Metallic species
    Compare and contrast the structure and bonding in Ionic, Covalent and Metallic species. Relate the structure and bonding to the properties of the species. Ionic bonding is usually formed between a metal and a non-metal, Covalent between two non-metals and Metallic between two metals. Ionic Bonding; Ionic bonds tend to form between metals whose atoms need to “loose” electrons to gain the nearest noble gas configuration and non-metals that need to gain electrons. These electrons are...
    889 Words | 3 Pages
  • What Role Does Electrons Play in the Formation of Chemical Bonds?
    EQ: What role does electrons play in the formation of chemical bonds? Valence electrons are the electrons that are on the outermost shell of the atom's electrons which are can be either given away, added, or to be shared. When these electrons are given away, added to or shared, there is a chemical change occurring and the compound that is formed is changed from the original elements. This is called bonding which is pretty much the realm of the electrons. It is the sharing of...
    348 Words | 1 Page
  • SCIN131 Final Exam Multiple Choice
    SCIN131 - Intro to Chemistry Final Exam Review - Multiple Choice Return to Assessment List Part 1 of 8 - 6.0/ 6.0 Points Question 1 of 23 2.0/ 2.0 Points How many core electrons are in a chlorine atom? A.10 B.7 C.17 D.1 E.none of the above Answer Key: A Question 2 of 23 2.0/ 2.0 Points Which subshell letter corresponds to a spherical orbital? A.f B.d C.p D.s E.not enough information Answer Key: D...
    849 Words | 12 Pages
  • Evaluation of the Gas Law Constant
    Vanessa Gale Formal Lab: Evaluation of the Gas Law Constant Dr. Monzyk Due 06/25/2012 Purpose: The purpose of this lab is to evaluate the gas law constant. The ideal gas law is represented as PV=nRT, where R represents the gas law constant. To determine R, we must find the other parameters, P, V, n and T through the experiment. Equipment and Materials: Large beaker Ring stand Clamp Copper wire 100 mL eudiometer tube Magnesium (Mg) ribbon M6 H2SO4 (Sulfuric Acid) Wash...
    769 Words | 4 Pages
  • 3.06 Lab Worksheet - 364 Words
    Part I: Lab Insert completed data tables for each part of the lab. Be sure that the data tables are organized and include units when necessary. Conductivity (4 points Solid Liquid Aqueous Solution Substance A Conductive No Yes Yes Substance B Conductive Yes No No Substance C Conductive No Yes Yes Substance D Conductive Yes No No Part II: Conclusion Answer the following questions in your own words, using complete sentences. Based on your observations in the...
    364 Words | 2 Pages
  • Contoh Soalan Chemistry - 812 Words
    1. | An experiment is carried out to determine the freezing point of naphthalene.Solid naphthalene is heated in a water bath until it melts completely. The initial temperature is recorded. Then molten naphthalene is left to cool. The reading of the temperature is recorded every 30 seconds. Figure below shows the recorded thermometer readings at 30 seconds intervals. Satu eksperimen dijalankan untuk menentukan takat beku naftalena. Pepejal naftalena dipanaskan di dalam kukus air sehingga...
    812 Words | 4 Pages
  • chemistry - 360 Words
    Properties of Different Bonds An ionic compound forms from a nonmetal and metal element. A covalent compound is formed by two non metal elements. A metallic compound is formed by two metal elements. Metallic compounds have generally high melting points, are loose and flexible with their electrons, conduct electricity well, and have low solubility in water. Ionic compounds are generally crystals, have a high melting point, and usually have high solubility in water and conduct electricity well...
    360 Words | 1 Page
  • PRE LAB - 445 Words
    Pre-Lab Work Sheet Which type of compound usually has higher melting points: ionic compounds or covalent compounds? What is the reason for this difference in melting points? (3 points) Ionic compounds have higher melting and boiling points than covalent compounds. The electrostatic attraction in an ionic bond is very strong hence a lot of heat energy is required to break it down, ionic bonds have high melting and boiling points. In covalent bonds, the intermolecular forces are very weak...
    445 Words | 4 Pages
  • Lab Report Synthesis of Esters Introduction
    Introduction: In this experiment, when vinyl strip and acetate strip is rubbed by tissue, it will charge the vinyl strip negatively and acetate strip positively caused by the transfer of electron between the strip and tissue. If molecules have non zero bond dipole, because polar molecule must have a non-zero molecular dipole where electron spend more of their time closer to one atomic nucleus than the other and make one end partially positive or negative than the other end. Different charge...
    650 Words | 3 Pages
  • Electronegativity - 3045 Words
    ELECTRONEGATIVITY This page explains what electronegativity is, and how and why it varies around the Periodic Table. It looks at the way that electronegativity differences affect bond type and explains what is meant by polar bonds and polar molecules. If you are interested in electronegativity in an organic chemistry context, you will find a link at the bottom of this page. What is electronegativity Definition Electronegativity is a measure of the tendency of an atom to attract a bonding...
    3,045 Words | 10 Pages
  • Chem 3.06 - 511 Words
    Research the answers to the following questions on the internet and write your answers in your own words. For each answer, include the address of the web site (or title and author of a book or article) that you used to help you answer the question. Which type of compound usually has higher melting points: ionic compounds or covalent compounds? What is the reason for this difference in melting points? (3 points) Link: http://misterguch.brinkster.net/covalentcompounds.html Answer: Ionic...
    511 Words | 4 Pages
  • My School, My Mission Field
    MY SCHOOL, MY MISSION FIELD I take pen in hand to write this essay with one motive in mind: that the youth (including me) would regard their school as mission fields. Quite frankly, as I ponder where to begin, how to start, and what words to put, discouragement makes an entrance. Words like “I can’t do this”, “I’m not in the mood”, or “I’m no good at this” try to occupy my mind. On the spur of a moment, I begin to realize that those are the same words that try to penetrate my thinking when...
    719 Words | 2 Pages
  • Chemistry Outline Ch. 8
    Chapter 8 Bonding: General Concepts Types of Chemical Bonds Bond energy refers to the energy that bonds hold with each other, it is tested by how much energy it takes to break the bond, whatever it takes to break, it takes to create and hold. Ionic Bonding is made between two oppositely charged ions come together to form a bond Ionic Compound is a nonmetal and a metal that bonds. Bond Length is the minimal distance between the two atoms. Covalent Bonding is when atoms “share” electrons in...
    301 Words | 1 Page
  • Bio101Week1 Quiz - 757 Words
     1. Question : Richard was observing black swallowtail butterflies in the field. Which one of these is an observation he made about a black swallowtail butterfly? The black swallowtail laid its eggs on a parsley plant. Question 2. Question : The most valid and reliable test of the hypothesis, more pine seeds germinate after a forest fire, would include an experimental group of pine seeds that was recovered from a fire area and pine seeds that were — tolerant of fire....
    757 Words | 8 Pages
  • Different Types of Chemical Bonding
    Compare and contrast the structure and bonding in ionic, covalent and metallic species. Relate the structure and bonding to the properties of the species. Ionic, covalent and metallic bonding are all various types of bonding found between atoms, but there are big differences between how they work, and what atoms they bond. Ionic bonding is when a metal and a non-metal are stuck together by an electrostatic bond. An ion is formed when electrons are transferred from one atom to another. As...
    1,093 Words | 3 Pages
  • Chemical Bonding Essay - 542 Words
    Miller 1 Maigen Miller Period 3 Honors Chemistry 01/16/2015 Chemical Bonding Ionic, covalent, and metallic are types of bonds using either natural elements or polyatomic ions. Each bond is different in the way it used and what it creates. Each bond is also unique in the naming, the way it physically bonds, and the structure the bond creates. Ionic, covalent, and metallic bonding all occur naturally on Earth, but how they ...
    542 Words | 1 Page
  • Chemistry grade 11 - 3344 Words
    Chemistry Exam Review Matter and Chemical Bonding Significant Digits All non zero integers are significant ~ 456cm All zeros to the left of the first non zero digit are not significant~ 0.005kg All zeros between non zero digits are significant~ 207.08 km All zeros at the end of a number that has a decimal point are significant ~ 34.070 mg Density Density is a physical property of matter, as each element and compound has a unique density associated with it. Density defined in a...
    3,344 Words | 18 Pages
  • Enthalpy - 3261 Words
    15.2 Born-Haber Cycle Our calculations of enthalpies so far have involved covalent substances. Now we need to look at the enthalpy changes involved in the formation of giant ionic lattices. Lattice enthalpy is defined as either the: 'the enthalpy change that occurs when one mole of a solid ionic crystal is broken into its ions in the gaseous state, at standard temperature and pressure. Because all the bonds in the ionic lattice are broken, it is an endothermic process, ∆H is positive.' The...
    3,261 Words | 25 Pages
  • Molecular Polarity PhET Lab
    Molecule Polarity PhET Lab A study of electronegativity, bond polarity, and molecular polarity Introduction: In this atomic-level simulation, you will investigate how atoms' electronegativity value affects the bonds they produce. When two atoms bond, a pair of electrons is shared between atoms. Electronegativity is a measure of a single atom's ability to hoard electrons shared in that bond. In this lab you will work diligently, at your own pace, to answer a number of questions. To begin,...
    665 Words | 3 Pages
  • Week 1 Quiz - 665 Words
    Terms Richard was observing black swallowtail butterflies in the field. Which one of these is an observation he made about a black swallowtail butterfly? The most valid and reliable test of the hypothesis, more pine seeds germinate after a forest fire, would include an experimental group of pine seeds that was recovered from a fire area and pine seeds that were — A student wanted to look at plant growth in five different soil samples. He planted the same type of seeds in identical containers...
    665 Words | 3 Pages
  • Chemical Bonding - 2928 Words
    Chemical Bonding Chemical compounds are formed by the joining of two or more atoms. A stable compound occurs when the total energy of the combination has lower energy than the separated atoms. The bound state implies a net attractive force between the atoms ... a chemical bond. The two extreme cases of chemical bonds are: Covalent bond: bond in which one or more pairs of electrons are shared by two atoms. Ionic bond: bond in which one or more electrons from one atom are removed and attached...
    2,928 Words | 9 Pages
  • China - 328 Words
    Victor Lee CHEM 113 4/5/2013 The Spectroscopy of Interstellar Anions Dr. Ryan Fortenberry presented about one of the greatest mysteries in spectroscopy, which involved these diffuse interstellar bands spectra of space. No one has been able to conclusively determine these specific bands, but after thought, Fortenberry speculated that these could potentially be absorption bands of anions due to various other observations from previous reports about these findings. Fortenberry ran...
    328 Words | 1 Page
  • Elements and Their Compounds - 322 Words
    Elements and compounds are a result of the actions of the valence electrons. There are three types of bonds that I have learned about in the bonding comparison lab. These bonds include ionic, polar covalent, and non-polar covalent. Each of these bonds and the element compounds connected to them has individual solubility, conductivity, melting point, and volatility levels. The three element compounds that will follow are sodium chloride, sucrose, and p-dichlorobenzene. Sodium chloride is an...
    322 Words | 1 Page
  • Two Types of Solids - 1574 Words
    March 2, 2011 Lab Report Physical Properties of Two Types of Solids SCH3U0 Maggie Liu Abstract The purpose of this lab is to study some of the physical properties of two types of solids – ionic and molecular. The samples used are sodium chloride (ionic) and camphor (molecular). The physical properties studied are odour, hardness, melting point, solubility in water and solubility in 2-propanol. It is observed that some of the physical properties of sodium chloride are no...
    1,574 Words | 5 Pages
  • Chem Study Test - 1229 Words
     Test #2 ANSWERS CHM 101 Part I Multiple Choice (2 points each) 1. Which element is most likely to form three covalent bonds? A) C B) Si C) P D) S E) Se 2. A chemical bond formed when two atoms share two pairs of electrons is a ________ bond; it is best described as ________. A) double; covalent B) double; ionic C) single; covalent D) single; ionic E) triple; covalent 3. Which property could describe a covalent compound? A) It conducts electricity when melted. B) Has a...
    1,229 Words | 8 Pages
  • ap-chemistry lab, indentify substance
    Lab: Identify the Unknown substance 11/15/2013   Objective: The purpose of this lab is to identify what the four substances. These four substance are all solids, and numbered #3,#6,#7 and #16. These substances can only be either metal, ionic compound, polar covalent compound or non- polar covalent compound. In order to identify all these compounds, there are 6 tests to test their conductivity in solid state, solubility in water, PH of the water solution, solubility in...
    2,382 Words | 8 Pages
  • Chemistry: Study Guide - 777 Words
    * Question 1 10 out of 10 points | | | According to VSEPR theory, which one of the following molecules should have a bent shape?Answer | | | | | Selected Answer: | Cl2O | | | | | * Question 2 10 out of 10 points | | | According to the VSEPR theory, the molecular shape of SiCl4 isAnswer | | | | | Selected Answer: | tetrahedral. | | | | | * Question 3 10 out of 10 points | | | According to the VSEPR theory, the shape of the...
    777 Words | 6 Pages
  • Properties of Substances - 2274 Words
    Properties of Substances- Gr.12 Chemistry Final Lab Report Lab: Properties of Substances M. Nguyen SCH4U April 27, 2012 Abstract The purpose of this experiment was to use a variety of tests to identity the type of bonds which are present in each solid. Various substances (paraffin wax, sucrose, sodium chloride, tin, and silicon dioxide) were experimented and identified with tests for hardness, solubility, conductivity, and the time for the solid to melt with a candle and Bunsen...
    2,274 Words | 8 Pages
  • Chemical Reaction Essay - 1131 Words
    Describe the difference between a mixture and a compound. A compound is a substance in which atoms of different elements are chemically held to one another. A mixture is a substance made by combining two or more different materials in such a way that no chemical reaction occurs. A mixture can usually be separated back into its original components, a compound cannot. Below are some examples of the differences between each. Compounds •Compounds are pure substances. •They are made up of two or...
    1,131 Words | 3 Pages
  • Bonding in Elements and Compounds - 1953 Words
    dsfgsfdhdhfg 9. What does a strong odour indicate about the ease with which the particles in a solid leave its surface? A strong odour in one of any of these soilds would simply mean that the molecules leave the surface easily. 10. From your answer to question 1, which of the two types of solids seem to have the stronger forces of attraction? Explain your answer. Camphor has a very strong odor which makes it easy for the particles in the soild leave it’s surface. The particle...
    1,953 Words | 5 Pages
  • Biology Worksheet 1 - 2163 Words
    1. What is the purpose of science? The purpose of science is to understand. With science, we ask questions, seek answers, and prove or disprove our theories and speculations. According to the text on page 10 “Science is a way of knowing about the natural world.” (Citations will be provided at the end of the worksheet, rather than a continuous re-pasting each time.) 2. Define organism. Give an example of a unicellular organism. According to the text on page 3, “Organisms, such as trees and...
    2,163 Words | 6 Pages
  • AP Biology: The Properties of Water
    Water has many unique properties that make life possible on Earth. One property is cohesion. The cohesion property is properly defined as the binding of water molecules by hydrogen bonds. Water has this property as a result of the chemical bonding between water. Cohesion of the strong hydrogen bonds allows the water molecules to stick together, almost as a unit of one. A force exerted on one of the molecules will be exerted on all of the adjacent molecules as a result of cohesion. Cohesion,...
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