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Q.

 Column-I (Reaction) Column-II (Products)
A)NaOH+SO2P)NaOH+H2
B)NaH+H2OQ)NaBr+NaBrO3
C)NaOH (hot & conc) Br2R)Na2SnO2 + H2
D)NaOH (excess) + SnS)Na2SO3+H2O
 (A)(B)(C)(D)
(1)PQRS
(2)SPQR
(3)QPSR
(4)RSPQ

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a

2

b

1

c

3

d

4

answer is B.

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Detailed Solution

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A) 2NaOH+SO2Na2SO3+H2O
B) NaH+H2ONaOH+H2
C) 2NaOH+Br2NaBr+NaBrO3+H2O
D)2NaOH+SnNa2SnO2+H2

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