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Question

The elements of 3d transition series are given as:

ScTiVCrMnFeCoNiCuZn

Answer the following:
(i) Write the element which is not regarded as a transition element. Give reason.
(ii) Which element has the highest m.p.?
(iii) Write the element which can show an oxidation state of +1.
(iv) Which element is a strong oxidizing agent in +3 oxidation state and why?

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Solution

(i) Zinc has full d10 configuration in its ground state as well as in its oxidation state, and is hence regarded as transition metal.
(ii) Mn
(iii) Cu (Copper)
(iv) Ce (Cerium)


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