Question

When `Cu^(2+)` solution reacts with excess `KI`. Which of the following statements is correct ?
A. Which ppt. of `Cu_(2)I_(2)` is obtained.
B. A clear brown solution is obtained
C. A dark brown solution is obtained in which pppt. Of `Cu_(2)I_(2)` is invisible.
D. A blue solution is obtained.

Answer 1

Correct Answer - C
`Cu^(+2)+underset(("Excess"))(KI)rarrunderset(("dark brown ppt"))(Cu_(2)I_(2))`