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The effective atomic number of Cr(at. No...

The effective atomic number of Cr(at. No. 24) in `[Cr(NH_(3))_(6)]Cl_(3)` is

A

35

B

27

C

33

D

36

Text Solution

Verified by Experts

The correct Answer is:
C
Effective atomic number = Elecrtrons on `Cr^(3+) +` Electrons from 6 `NH_(3)` ligands .
`=21 +6 xx 2 = 21 + 12 = 33`.
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