The p-Block Elements

The p-Block Elements


The elements of 3d transition series are given as:
Sc Ti V Cr Mn Fe Co Ni Cu Zn

Answer the following:
i) Write the element which shows a maximum number of oxidation states.Give reason.
ii) Which element has the highest m.p?
iii) Which elements shows only +3 oxidation state ?
iv) which element is a strong oxidising agent in +3 oxidation state and why?


i) Mn. It has maximum unpaired electrons.
ii) Cr
iii) Sc
iv) Manganese. Mn3+ to Mn2+ results in the stable half filled (d5) configuration.

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