CBSE Class 12 Chemistry 2020 Outside Delhi Set 2 Solved Paper

Question : 13 of 16

Marks: +1, -0

SECTION -B

Write IUPAC name and hybridization of the following complexes:
(i)

[ {\Ni}( {\CO})_4]

,
(ii)

[ {\CoF}_6] ^{3-}

(Atomic number

{\Ni}=28, {\Co}=27

)

Solution:

(i)

[ {\Ni}( {\CO})_4] -

Tetracarbonylnickel
Hybridization

-s p^3

(ii)

[ {\CoF}_6] ^{3-}-

Hexafluorocobaltate (III)
Hybridization

-s p^3 d^2

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