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Question

Chemistry Question on Isomerism in Coordination Compounds

The IUPAC name of [Ni(NH3)4][NiCl4] [Ni(NH_3 )_4][NiCl_4] is

A

Tetrachloronickel (Il)-tetraamminenickel (II)

B

Tetraamminenickel (Il)-tetrachloronickel (II)

C

Tetraamminenickel (Il)-tetrachloronickelate (II)

D

Tetrachloronickel (Il)-tetraamminenickelate (0)

Answer

Tetraamminenickel (Il)-tetrachloronickelate (II)

Explanation

Solution

[Ni(NH3)4]2+[Ni(NH_3)_4]^{2+} = tetraamminenickel (II)
[NiCl4]2[NiCl_4]^{2-} = tetrachloronickelate (II)
Cationic part is named first, hence : tetraamminenickel (Il)-tetrachloronickelate(II)