Chemistry-Coordination Number
NEET Chemistry Coordination Number MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which of the following statements about coordination compounds is correct?
A
Both Ni and Pt have the same coordination number of 4.
B
The coordination number of [Fe(C2O4)3]3– and [Co(en)3]3+ is 6 due to the presence of didentate ligands.
C
Coordination compounds play no significant role in biological systems.
D
Metal carbonyls form only sigma bonds between the metal and ligands.
Correct Answer
Option B
Detailed Explanation
Statement B is correct as both [Fe(C2O4)3]3– and [Co(en)3]3+ have a coordination number of 6 due to the didentate nature of the ligands. Other statements are incorrect based on the definitions and examples provided in the NCERT context.
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