MCQ
Find the odd one out :
  • A
    $K _4\left[ Fe ( CN )_6\right]$
  • B
    $Na \left[ Ag ( CN )_2\right]$
  • C
    $K _2\left[ Zn ( CN )_4\right]$
  • $\left[ Cu \left( NH _3\right)_4\right] SO _4$

Answer

Correct option: D.
$\left[ Cu \left( NH _3\right)_4\right] SO _4$
$\left[ Cu \left( NH _3\right)_4\right] SO _4$

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