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Question
Chemistry
Which one of these is not known ?
Q. Which one of these is not known ?
2868
225
KCET
KCET 2014
The d-and f-Block Elements
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A
C
u
I
2
51%
B
C
u
B
r
2
8%
C
C
u
C
I
2
12%
D
C
u
F
2
29%
Solution:
Cupric iodide is not stable. It changes into cuprous iodide.
2
C
u
I
2
⟶
C
u
2
I
2
+
I
2