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NTA Abhyas JEE Main2020Chemistrys Block ElementsPractice

The substance x belonging to IA group gives a pale violet colour in flame test, x is

Options

  1. ANaCl
  2. BCsCl
  3. CKCl
  4. DNone of these

Correct answer

B. CsCl

Step-by-step solution

Na - Golden yellow colour Li - Red K - Lilac (pink) colour Cs - Violet colour

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