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    Metallic Minerals

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    MATALLIC MENIRALS ROLL NO: 07 Metallic Minerals On an auspicious day‚ sometime around a million years ago‚ a member of the Homo habilis species stood erect and walked steadily on his two feet and his two hands became totally free. A new species – Homo erectus—began its journey on a new evolutionary track. This great change took around four million years after his ancestors – the hominids — broke free from the lineage of apes and chimpanzees. But ‚ perhaps for the next seven to eight hundred

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    salts when reacted with (NH4)2CO3. The principle of periodicity applied to the results of this series of experiments. It helps‚ in trying to see the periodic pattern‚ to know the pattern that results when we do a separation and analysis of all metal ions. PROCEDURE Procedure A 1. 2 drops of 6 M HCl was added to 1 ml of the mixture of the metal cations. 2. The suspension was centrifuged for 1 minute as ppt. of chloride was formed. 3. 1 additional drop of 6 M HCl was added to the clear

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    Ion and Pb2+ Ions

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    acid. Observation Solutions smells like vinegar. Deduction Solution contains CH3COO- ions. A white precipitate is formed. Solution turns cloudy and a white precipitate is formed. Solution contains either Pb2+ ions‚ Zn2+ ions or Al3+ ions. Solution contains either Pb2+ ions or Al3+ ions. Solution contains CH3COO- ions. Solution contains CH3COO- ions. Solution contains Pb2+ ions. Solution contains Pb2+ ions. Solution turns brown and a white precipitate is formed. A white precipitate is formed

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    Metallic Implant Materials

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    BIOMATERIALS – METALLIC IMPLANT MATERIALS BY: G.V.CHAKRAVARTHY B.TECH FINAL YEAR ROLL NO. 03501 DEPT. OF METALLURGICAL AND MATERIALS ENGINEERING NATIONAL INSTITUTE OF TECHNOLOGY (DEEMED UNIVERSITY) WARANGAL ‚ANDHRA PRADESH BIO MATERIALS - METALLIC IMPLANT MATERIALS INTRODUCTION In surgery‚ a biocompatible material (sometimes shortened to biomaterial) is a synthetic material used to replace part of a living system

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    Identification of Metalic

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    Identification of Metallic Ions Peter Jeschofnig‚ Ph.D. Version 42-0160-00-01 Kellie Long Purpose: To observe the different flames of alkali and alkaline metals. Procedure: Place a little bit of each element into the well plate. Then you soak a tip of a cotton swab in each solution. Then you place the cotton swab over the Bunsen burner until the flame changes color. observations The color of the flame is expected to be as follows: Metallic ion Flame color

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    Ion Analysis

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    Testing for Ions Analysis Chemical Changes of Test Solutions Test Solution Silver Nitrate Barium Chloride Potassium Thiocyanate Sodium Sulfate - Stayed white in color - Turned cloudy in color - Precipitation formed in solution - Stayed white in color Potassium Chloride - Turned cloudy in color - Precipitation formed in solution - Stayed white in color - Stayed white in color Iron (III) Nitrate - Stayed orange in color - Stayed orange in color - Changed color from orange

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    Ions in Solids and Solutions

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    Chemistry F332 Notes Ions in solids and solutions: Structure of an ionic lattice (Sodium Chloride): * Consists of sodium ions (Na+) surrounded by six chloride ions (Cl-) * Chloride ions also surrounded by six sodium ions. * Held together by attraction of oppositely charged ions. * Giant ionic lattice. * Electrostatic bonds hold lattices together. * Structure is simple cubic. * Some ionic crystals contain water. * Known as water of crystallisation. * These crystals

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    Metallic Bench Vise

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    Metallic Bench Vise Date :- 1/10/2011 GC Hafiz Muddassir Bhatti GC Saqlain Musharraf GC Shahid Iqbal PC Zeeshan Raza DE-31 Mechanical Syn (A) Dedicated to all those who accept their errors and use them as their ladder to reach the best Table of Contents ABSTRACT 1 AGENDA 2 UNIT I | INTRODUCTION 3 CHAPTER 1| METALLIC BENCH VISE 3 CHAPTER 2 | APPLICATIONS 4 CHAPTER 3 | OTHER TYPES OF VISES AND THEIR USES 5 Machinist’s Bench

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    polyatomic ion

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    table List of Polyatomic Ions that Must be Memorized for General Chemistry Polyatomic Cation: NH4+ ammonium ion Polyatomic Anions Ionic Charge: Oxyanions: ClO4– perchlorate ion ClO3– chlorate ion – ClO2 chlorite ion ClO– hypochlorite ion -1 Ionic Charge: Oxyanions that Contain Hydrogen: HCO3– bicarbonate ion or hydrogen carbonate ion HSO4– bisulfate ion or hydrogen sulfate ion NO3– NO2– nitrate ion nitrite ion MnO4– permanganate ion H2PO4– Others: CN–

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    ixolate ion

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    Acknowledgement Introduction & Objective Theory Requirements Procedure Observation & Calculation Result Acknowledgement I __________ of class _______ thereby declare that this investigatory project of chemistry on “Study of presence of Oxalate Ion content in Guava fruit at different stages of ripening” is made by my own hard work and efforts under the supervision of our Chemistry Teacher__________________ Signature:___________________ Introduction & Objective Guava is a

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