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Chemistry Question on coordination compounds

Coordination number of nickel in[Ni(C2O4)3]4−[Ni(C_2O_4)_3]^{4-} is

A

3

B

6

C

4

D

12

Answer

6

Explanation

Solution

Coordination number of nickel in [Ni(C2O4)3]4−[Ni(C_2O_4 )_3 ]^{4-} is 6 because C2O42−C_2O^{2-}_4 is a bidentate ligand.