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Hydrocarbons and Its Derivatives

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  1. Which of the following could act as a propellant for rockets?
    1. Liquid oxygen + Liquid argon
    2. Liquid hydrogen + Liquid oxygen
    3. Liquid nitrogen + Liquid oxygen
    4. Liquid hydrogen + Liquid nitrogen
Correct Option: B

Liquid hydrogen and Liquid oxygen are used as excellent fuel for rockets. H2(/) has low mass and high enthalpy of combustion whereas oxygen is a strong supporter of combustion.


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