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Introduction to Qualitative Analysis

A substance X...

Question

A substance X is a compound of an element of group 1, and gives violet colour in flame test. X is:

A

CsCl

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B

KCl

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C

LiCl

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D

NaCl

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Solution

The correct option is B
KCl

Since potassium gives violet colour on flame test, the substance X is KCl.

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