JEE Main Chemistry question

Chemistry Hydrocarbons JEE Main

Which hydrocarbon decolourises alkaline KMnO solution but does **not** give any precipitate with ammoniacal silver nitrate?

(A)Benzene
(B)Acetylene
(C)Propyne
(D)But-2-yneCorrect

Answer: (D)

Solution

But-2-yne, an internal alkyne, decolourises alkaline KMnO (its triple bond is oxidisable) but has no acidic

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-142677