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Q.

Match the columns

Column I

Column II

1)

Metal of the 3d-series which does not form MO type oxide

p)

Manganese

2)

Metal of the 3d-series which forms most covalent oxide

q)

Vanadium

3)

Metal of the 3d-series which forms the amphoteric oxide

r)

Scandium

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a

1-r, 2-p, 3-q

b

1-r, 2-q, 3-p 

c

1-p, 2-r, 3-q

d

1-q, 2-p, 3-r

answer is B.

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Detailed Solution

All the metals except Zn and Sc form 'MO' oxide.

Manganese forms most covalent oxide.

Vanadium forms the amphoteric oxide.

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