At NTP, 10 litre of hydrogen sulphide gas reacted with 10 litre of sulphur dioxide gas. The volume of gas, after the reaction is complete, would be:
A
5 litre
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B
10 litre
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C
15 litre
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D
20 litre
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Solution
The correct option is B 5 litre
2H2S+SO2→2H2O+3S
According to the equation 2×22.4 litre of H2S gas reacts with 22.4 litre of SO2 So 5 litre of H2S reacts with 10 litre of SO2 Hence option A is correct.