CBSE Class 12 Chemistry 2020 Outside Delhi Set 1 Solved Paper

Question : 24 of 37

Marks: +1, -0

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

[ {\Ni}( {\CN})_4] ^{2-}

.
(ii)

[ {\Fe} ( {\H}_2 {\O}) _6] ^{2+}

.
(Given: Atomic number of

{\Ni}=28, {\Fe}=26

)

Solution:

(i)

[ {\Ni}( {\CN})_4] ^{2-}

- tetracyanonickelate (II)
hybridization

-d s p^2

(ii)

[ {\Fe} ( {\H}_2 {\O}) _6] ^{2+}-

hexaquairon (II)
hybridization

-s p^3 d^2

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