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Which of the following gas has the highe...

Which of the following gas has the highest heat of combustion ?

A

Methane

B

Ethane

C

Ethylene

D

Ethylene

Text Solution

Verified by Experts

The correct Answer is:
B
Heat of combustion increases with increase in molecular weight. Molecular weight of ethane is highest. Therefore `DeltaH_(c)` will be highest.
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MARVEL PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS-MULTIPLE CHOICE QUESTIONS (Thermochemical Equations)
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