Q1Multiple choice
Which of the following complexes formed by Cu2+ ions is most stable? 2+
- (i)Cu2+ + 4NH3 [Cu(NH3)4] , logK = 11.6 – 2–
- (ii)Cu2+ + 4CN [Cu(CN)4] , logK = 27.3 2+
- (iii)Cu2+ + 2en [Cu(en)2] , logK = 15.4 2+
- (iv)Cu2+ + 4H2O [Cu(H2O)4] , logK = 8.9
Show answer
(ii) Cu2+ + 4CN [Cu(CN)4] , logK = 27.3 2+