Questions
Which of the following complexes formed by Cu+2 ion is most stable
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a
Cu+2+4NH3⇌CuNH342+ ; logK=11.6
b
Cu+2+4CN−⇌CuCN42− ; logK=27.3
c
Cu+2+2en⇌Cuen22+ ; logK=15.4
d
Cu+2+4H2O⇌CuH2O42+ ; logK=8.9
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Correct option is B
All the equations denote the formation of complexes.Greater the value of stability constant (k), greater will be the stability of complex.Stability of (2) > (3) > (1) > (4).Similar Questions
Statement 1: is more stable than .
Statement 2: Nickel (Ni) is a transition element while aluminium (Al) is non-transition element.
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