JEE Main & Advanced
Chemistry
The s-Block Elements
Question Bank
Alkali Metals
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.