MCQ
The ion which is not tetrahedral in shape is
  • $Cu \left( NH _3\right)_4{ }^{2+}$
  • B
    $B F_4^{-}$
  • C
    $NH _4{ }^{+}$
  • D
    $NiCl _4{ }^{2-}$

Answer

Correct option: A.
$Cu \left( NH _3\right)_4{ }^{2+}$
(A)$Cu \left( NH _3\right)_4{ }^{2+}$
Explanation:
Image
One electron is shifted from 3d to 4p orbital.

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