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JEE Main Chemistry Class 12 The D and F Block Elements Part 2 Questions
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Question : 19
Total: 111
The electronic configuration of
Cu
(II) is
3
d
9
whereas that of
Cu
(
I
)
is
3
d
10
. Which of the following is correct?
[9 Apr 2024 Shift 1]
Cu
(II) is less stable
Stability of
Cu
(I) and
Cu
(II) depends on nature of copper salts
Cu
(II) is more stable
Cu
(I) and
Cu
(II) are equally stable
Validate
Solution:
Cu
(II) is more stable than
Cu
(I) because hydration energy of
Cu
+
2
ion compensate
IE
2
of
Cu
.
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