Q.
Identify the correct set of combinations
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a
(I) (iii) (P,Q,R)
b
(II) (ii) (P,Q,R,S)
c
(III) (i) (P)
d
(IV) (iv) (Q,R,S)
answer is A.
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Detailed Solution
In KMnO4 Mn has d3s configuration and its colour is due to charge transfer.NiCO4 is colourless liquid at room temperature and there is p bond between Ni and C due to synergic bonding FeH2O6SO4 is coloured due to d-d transition and is paramagnetic in nature.In K4FeCN6 Fe is d2sp3 hybridized and is diamagnetic
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