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PP037 - Flame tests on metal ions (nichrome wire method)
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The flame test is a useful analytical technique for identifying unknown substances. This nichrome wire method avoids the use of concentrated hydrochloric acid.
words matched: colour, flame
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PP038 - Flame tests on metal ions (splints method)
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The flame test is a useful technique for identifying unknown substances. This simple method uses wooden splints soaked in aqueous salt solutions.
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SRA028 – Rainbow flames
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Alcohol is added to a series of beakers or crystallizing dishes containing metal salts and boric acid. The vapour is ignited and coloured flames are observed.
words matched: colour, flame
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GL369 - Qualitative Analysis
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Qualitative analysis is included in most science and chemistry courses across the 11-19 age range. This guide gives a summary/overview of the currently available CLEAPSS resources that provide detaile.. more
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PP058 - Sugar cubes – flame test
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The flame test technique is very quick and simple method used in qualitative chemistry analysis to identify some of the metal ions.
words matched: colour, flame
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PP036 - Exploring equilibria: cobalt(II) complexes
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A relatively simple activity involving two vividly coloured cobalt(II) complexes in solution can be used to illustrate the effects of changing conditions (concentration, temperature) on a reaction at .. more
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PP081 - Fractional Distillation of Crude Oil
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Crude oil refinery is a foundation industry, providing fuel products for heating and transport, and raw materials for many further industries, including polymer and pharmaceutical manufacturing. Fract.. more
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Playing with Fire: Chemical Safety Expertise Required - A Research Paper
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Playing with Fire: Chemical Safety Expertise Required - A research paper by Samuella B. Sigmann Appalachian State University, Boone, North Carolina 28608, United States.ABSTRACT: Over the past 20 year.. more
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GL281 - Dilution streaking
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Provides templates for diultion streaking, and describes how to do it.
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PX047 - Hydrochloric acid, other hydrohalic acids, Group 1 halide salts
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Brief risk assessment guidance and experimental notes for a range of practical activities involving hydrochloric acid, hydrobromic acid, hydriodic acid and Group 1 halide salts (Hazcards 47A, 47B, 47C.. more
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Showing results 1 to 10 of 471
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