Chemistry-Coordination Number

NEET Chemistry Coordination Number MCQ Question

Type: MCQ-conceptual-Easy-Class 12

Which combinations correctly describe the coordination number of the given transition metal complexes?

A

Ni(CO)4 has a coordination number of 4, Cr(CO)6 has a coordination number of 6.

B

Fe(CO)5 has a coordination number of 4, Mn(CO)6 has a coordination number of 6.

C

Co(CO)4 has a coordination number of 6, Ni(CO)4 has a coordination number of 5.

D

Mn(CO)6 has a coordination number of 4, Cr(CO)6 has a coordination number of 5.

Correct Answer

Option A

Detailed Explanation

The coordination number of Ni(CO)4 is indeed 4, and for Cr(CO)6, it is 6, as indicated in the NCERT content on coordination compounds.

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