The metal ion in complex underline(A ...

The metal ion in complex `underline(A ) ` has EAN identical to the atomic number of krypton . `underline (A) ` is
( Atomic no. Of `Cr =24,Fe=26 ,pd =46) `

A

`[Pd(NH_3)_6]Cl_4`

B

`[Cr(NH_3)_5Cl]SO_4`

C

`Na_4[Fe(CN)_6]`

D

`K_3[Fe(CN)_6]`

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The correct Answer is:

C

Properties of ionic solid

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