JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Which of the following could act as a propellant for rockets?

(A)Liq. H + Liq. OCorrect
(B)Liq. N + Liq. O
(C)Liq. H + Liq. N
(D)Liq. O + Liq. Ar

Answer: (A)

Solution

Liquid hydrogen, owing to its low atomic mass and very high enthalpy of combustion, is an excellent rocket fuel, and liquid oxygen is a strong oxidiser that supports its combustion — together they form a classic (and historically

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Question ID VK-137305