• # question_answer A substance X  is a compound of an element of group IA the substance X gives a violet colour in flame test, X is [MP PMT 1980, 85, 86; CPMT 1985; DCE 2000] A) $LiCl$ B) $NaCl$ C) $KCl$ D) None

Correct Answer: C

Solution :

Potassium react with halogens (chlorine) to gives violet colour flame.

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