Q.
Match the following aspects with the respective metal.Select the correct option:
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a
(a)-(ii) (b)-(iv) (c)-(i) (d)-(iii)
b
(a)-(i) (b)-(iv) (c)-(ii) (d)-(iii)
c
(a)-(iii) (b)-(iv) (c)-(i) (d)-(ii)
d
(a)-(iii) (b)-(i) (c)-(iv) (d)-(ii)
answer is C.
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Detailed Solution
In 3d-series, Manganese reveals maximum number of oxidation states i.e., (+2 to +7)Zinc atom has completely filled d-orbitals in its ground state as well as in its oxidised state, hence it is not regarded as a transition element.Scandium shows only one oxidation state i.e., +3.Cu+ undergoes disproportionation reaction in aqueous solution2Cu+(aq)⟶Cu2+(aq)+Cu(s)
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