Equal masses (1g) of $C H_{4}, O_{2}, S O_{2} a n d S O_{3}$ are taken separately in Column-I. Match the number of moles of these species in Column II and select answer from the codes. (Atomic mass of Sulphur = 32)
Column-I Column -II
I) $C H_{4}$ P) 1.0/80
II) $O_{2}$ Q) 1.25/80
III) $S O_{2}$ R) 2.5/80
IV) $S O_{3}$ S) 5/80

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$I - S, I I - R, I I I - P, I V - Q$

$I - P, I I - Q, I I I - R, I V - S$

$I - S, I I - R, I I I - Q, I V - P$

$I - R, I I - S, I I I - Q, I V - P$

answer is B.

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Detailed Solution

B
No of moles of $C H_{4} = \frac{1}{16} = \frac{5}{80}$
No of moles of $O_{2} = \frac{1}{32} = \frac{2.5}{80}$
No of moles of $S O_{2} = \frac{1}{64} = \frac{1.25}{80}$
No of moles of $S O_{3} = \frac{1}{80}$

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