Multiple choice

What is the coordination number of silver in [Ag(NH3)2]+?

  1. 0

  2. 1

  3. 2

  4. 3
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Coordination number is the number of donor atoms directly bonded to the central metal ion. In [Ag(NH3)2]+, two ammonia ligands coordinate to silver, each through one nitrogen atom, giving CN=2.

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