JEE Main Chemistry question

Which characteristic property is shared by both ethane and ethyne?

(A)Both explode when mixed with chlorineCorrect
(B)Both decolourise Baeyer's reagent, giving a brown precipitate
(C)Both are rapidly absorbed by cold concentrated HSO
(D)Both form a white precipitate with ammoniacal AgNO solution

Answer: (A)

Solution

Ethane (like other lower alkanes) undergoes radical chain chlorination with Cl, and in direct sunlight this chain reaction can run away and explode. Ethyne similarly reacts with Cl with explosive violence in sunlight, , depositing carbon

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Question ID VK-142753