NEET Chemistry Coordination Number MCQ Question
Which of the following statements about coordination compounds is correct?
Both Ni and Pt have the same coordination number of 4.
The coordination number of [Fe(C2O4)3]3– and [Co(en)3]3+ is 6 due to the presence of didentate ligands.
Coordination compounds play no significant role in biological systems.
Metal carbonyls form only sigma bonds between the metal and ligands.
Correct Answer
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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