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The atomic number of cobalt is 27 . The ...

The atomic number of cobalt is 27 . The EAN of cobalt in `Na_(3)[Co(NO_(2))_(4) Cl_(2)]` is

A

35

B

24

C

36

D

34

Text Solution

Verified by Experts

The correct Answer is:
C
EAN of Co in `[Co (NO_(2))_(4) Cl_2]^(3-)` is EAN = `(27 + 4 xx 1 + 2 xx 1) + 3 = 36`
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