Chemistry-Coordination Number
NEET Chemistry Coordination Number Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 12
Assertion (A): In the complex [Co(en)3]3+, the coordination number of Co is 6. | Reason (R): The coordination number is determined by the number of pi bonds formed by ligands with the central atom.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false.
Correct Answer
Option C
Detailed Explanation
The coordination number is determined by the number of sigma bonds, not pi bonds, as stated in the NCERT context.
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