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Chemistry
What is the co-ordination number of chromium in [Cr(NH3)2(H2)2]Cl3?
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Q. What is the co-ordination number of chromium in $[Cr(NH_3)_2(H_2)_2]Cl_3$?
Manipal
Manipal 2009
Coordination Compounds
A
3
22%
B
4
12%
C
5
5%
D
6
61%
Solution:
coordination coordination number of chromium is $6$ because $6$ ligands are attached to it by co-ordinate bond