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Define coordination number.

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Question

Define coordination number.

Definition
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Solution

Coordination number is the number of ligand donor atoms directly bonded to the central metal atom or ion in a complex.

Example: In [Co(NH3)5Cl]2+, the coordination number of cobalt (Co) is 6 because 5 ammonia molecules and 1 chloride ion are attached to it.

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Chapter 9: Coordination Compounds - Short Answer Questions (Type-II)

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SCERT Maharashtra Chemistry [English] Standard 12 Maharashtra State Board
Chapter 9 Coordination Compounds
Short Answer Questions (Type-II) | Q 6.1
Nootan Chemistry [English] Class 12 ISC
Chapter 5 Coordination Compounds
Review Exercises | Q 9.6 (i) | Page 517

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