Date: 20/03/13 Flame Test – Investigating Compounds Aims To identify the presence of a relatively small amount (ie low concentration) of a metal ion in a compound. Method 1. Clean a platinum or nichrome wire by dipping it into concentrated hydrochloric acid. 2. Hold the platinum or nichrome wire at the hottest or blue part of a non-luminous Bunsen flame. 3. Repeat until the wire does not produce any colour in the flame (note: do not touch the wire‚ as salt in sweat will produce
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I. Purpose: To observe the colors produced when compounds are introduced into a flame and the electrons become excited. To estimate the wavelength of light produced‚ then calculate the frequency and energy of the light II. Safety: Standard safety procedures III. Chemical Inventory: |Chemical Name: |Hazards: | |Lithium Chloride
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4/27/2014 IRCTC Ltd‚Booked Ticket Printing IRCTCs e-Ticketing Service Electronic Reservation Slip (Personal User) This ticket will only be valid along with an ID proof in original. If found travelling without ID Proof‚will be treated as without ticket and charged as per extant Railway rules. Valid IDs to be presented during train journey by one of the passenger booked on an e-ticket :- Voter Identity Card / Passport / PAN Card / Driving License / Photo ID card issued by Central/State
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How does the chemical being burned affect the color of fire? Why do you think each fire burns a different color? The colors of the flames are are due to the different chemicals and substances. The bright yellow-orange of most wood fueled flames is because of the sodium‚ and when it’s heated‚ it emits the glow of the fire. The blue in some wood-fueled flames is because of the carbon and hydrogen emit a blue and purple aura. How are the colors produced by a chemical when it burns related to the atomic
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Doctrine of fixtures in property law The doctrine of fixtures is applied to determine if an object is a fixture.1 This common law provides that what is annexed to the land becomes part of the land‚ “quicquid plantatur solo‚ solo credit”‚ and adopts the character of real property.2 For this to transpire all circumstances surrounding the annexation to the land are examined‚ including but not limited to the degree of annexation and the purpose of annexation.3 Through this both objective and subjective
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Special Report Plastic Additive: A Techno-Commercial Profile B.G. SAMPAT E-mail: bgsampat@bom3.vsnl.net.in INTRODUCTION Every activity in modern life is influenced by plastics and many depend entirely on plastic products. All these plastic products are made from the essential polymer mixed with a complex blend of materials known collectively as additives. Without additives‚ plastics would not work‚ but with them they can be made safer‚ cleaner‚ tougher and more colourful. Additives cost money
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Flame Test Lab Period 2 Due: 10/19/11 Honors Chemistry Purpose/Objective: To observe the colors produced when elements are put into a flame and to prove when electrons jump down from higher layers they release energy in the form of light. Materials: CoCl2 Na2SO4 CaCl2 KCl SrCl2 CuCl2 LiCl Unknown A Unknown B Distilled H2O Q-tips Beaker Bunsen Burner Spectroscope Spot Plate Procedure: 1. Light the Bunsen Burner. 2. Fill a beaker
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Lab 1: Flame Test 11 Chemistry‚ university Preparation Conducted: September 20th‚ 2010 Purpose: To observe‚ and create a chart of the colours produced when solutions of known metal compounds are heated to high temperature. Question: What colours are produced when different metallic compounds are placed in a flame‚ and why this happens? Hypothesis/Prediction: Different salts will produce different colours when placed in a flame‚ due to the fact that each element has a different
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“I have asked myself many times: Is the Filipino worth suffering‚ or even dying for? Is he not a coward who would readily yield to any colonizer‚ be he foreign or homegrown? Is a Filipino more comfortable under an authoritarian leader because he does not want to be burdened with the freedom of choice? Is he unprepared‚ or worse‚ ill-suited for presidential or parliamentary democracy? I have carefully weighed the virtues and the faults of the Filipino and I have come to the conclusion that he is
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Kiwi cheese Ltd. is a New Zealand’s one of the reputed company who manufactur the various kinds of cheese. I am working in this company at certain position. As the Company’s Operations Manager and Sales Manager received an E-mail on their website regarding the enquiry of exporting the cheese to India. My Boss ordered me to create a report for Board of Directors on the ‘conduct‚ financing and settlement of finances’ on the portion of this opportunity. In this report‚ I am going to lay out certain
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