2 litre of hydrogen and 1.2 litre chlorine are mixed and exploded. The composition by volume of the resultant mixture will be:
A
0.8 litre of hydrogen and 2.24 litre ofchlorine.
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B
0.8 litre of hydrogen and 2.24 litre of hydrogen chloride.
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C
2.24 litre of hydrogen chloride.
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D
0.8 litre of chlorine and 22.4 Iitre of hydrogen chloride.
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Solution
The correct option is B 0.8 litre of hydrogen and 2.24 litre of hydrogen chloride. According to given conditions, Reaction: H2+Cl2=2HCl 21.2 0.802.4 Here Cl2 is a limiting reagent. After the reaction the composition of the resulting mixture will be 0.8 litre of H2 and 2.24 litre of HCl.