chemistry tests for cation and anions

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Last updated 3:58 PM on 2/7/26
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7 Terms

1
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What is the flame test

Dip wire loop into concentrated hydrochloric acid and then into solid comping and then place in Bunsen flame

2
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Test for ammonium

Add sodium hydroxide and warm

3
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Test for copper, iron (||) and iron (|||)

Add sodium hydroxide

4
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Test for chloride, bromide and iodide

Add dilute nitric acid then silver nitrate

5
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Why do we use nitric acid when testing for anions

If we used chloride it would give a false result

6
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Test for carbonate (solid or solution)

Add some acid, acid+carbonate=salt+CO2+H2O

7
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Test for sulphate

Add dilute hydrochloric acid and then barium chloride