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Subject :NSO    Class : Class 10

Which of the following represents the correct increasing order of volume of oxygen required for complete combustion per mole under the same conditions?

A Propyne < Ethyne < Ethane < Ethene
B Ethyne < Ethene< Ethane < Propyne
C Propyne > Ethane > Ethyne > Ethene
D Propyne > Ethane > Ethene > Ethyne


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