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Chemistry-Ligands

NEET Chemistry Ligands Assertion Reason Question

Type: Assertion Reason-assertion-Easy-Class 12

Assertion (A): The coordination number of a central atom is determined by the number of sigma bonds formed with the ligands.

Reason (R): Pi bonds between the ligand and the central atom are also counted in determining the coordination number.

A

Both Assertion (A) and Reason (R) are true, and Reason (R) is the correct explanation of Assertion (A).

B

Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A).

C

Assertion (A) is true, but Reason (R) is false.

D

Assertion (A) is false, but Reason (R) is true.

Correct Answer

Option C

Detailed Explanation

The coordination number is determined only by the number of sigma bonds, not pi bonds, as per the NCERT context.

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