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Questions and Answers
What is the colour of the flame produced by sodium in a flame test?
What is the colour of the flame produced by sodium in a flame test?
- Lilac
- Yellow (correct)
- Blue-green
- Crimson
What is added to a test tube of deionised water to make a solution?
What is added to a test tube of deionised water to make a solution?
- Copper
- Salt (correct)
- Concentrated HCl
- Deionised water
How is the wire cleaned after each use?
How is the wire cleaned after each use?
- Dipping it in conc. HCl (correct)
- Dipping it in deionised water
- Shaking it gently
- Holding it in a blue flame
What is the colour of the flame produced by copper in a flame test?
What is the colour of the flame produced by copper in a flame test?
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What is the step after making a solution in the flame test experiment?
What is the step after making a solution in the flame test experiment?
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