The electronic configuration of $Cu(II)$ is $3d^9$ whereas that of $Cu(I)$ is $3d^{10}$. Which of the following is correct?
- A$Cu(II)$ is less stable
- BStability of $Cu(I)$ and $Cu(II)$ depends on the nature of copper salts
- C$Cu(II)$ is more stable
- D$Cu(I)$ and $Cu(II)$ are equally stable
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