Q 1811234129.     Which of the following complexes formed by `Cu^(2+)` ions is most stable?

NCERT Exemplar 09/01/MCQ
A

`Cu^(2+)+4NH_3-> [Cu(NH_3)_4]^(2+), log K= 11.6`

B

`Cu^(2+)+4CN^(-)->[Cu(CN)_4]^(2-); log 27.3`

C

`Cu^(2+)+2en^(-)->[Cu(en)_2]^(2+); log K=15.4`

D

`Cu^(2+)+4H_2O->[Cu(H_2O)_4]^(2+); logK=8.9`

Solution for all Exemplar Problems of Chemistry Class 12 Chapter 9- Coordination Compounds

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