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Q.

Column-I

(formulas of oxides)

Column-II

(type of oxides given)

(A) Pb3O4(1) Neutral oxide
(B) N2O(2) Acidic oxide
(C) Mn2O7(3) Basic oxide
(D) Bi2O3(4) Mixed oxide

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a

A (4) B (1) C (2) D (3)

b

A (1) B (2) C (3) D (4)
 

c

A (3) B (2) C (4) D (1)

d

A (4) B (3) C (1) D (2)

answer is B.

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Detailed Solution

Pb3O4PbO +Pb2O3 so it is mixed oxide.

N2O(nitrous oxide) is neutral oxide.

Mn2O7 is acidic oxide

Bi2O3 is basic oxide.

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