A) It reacts with \[KI\] to give iodine
B) It reacts with \[KCl\] to give \[C{{u}_{2}}C{{l}_{2}}\]
C) It reacts with \[NaOH\] and glucose to give\[C{{u}_{2}}O\]
D) It gives \[CuO\] on strong heating in air
Correct Answer: B
Solution :
\[CuS{{o}_{4}}\] reacts with \[KI\] to give white precipitate of \[CuC{{l}_{2}}\] and to evolve 12. But it does not react with \[KCl\] in the same way.
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