An organic compound which decolorizes bromine water is likely to be?

A. C3H₈
B. C₂H₆
C. C₄H₁₀
D. C₂H₄

Correct Answer:

Option D – C₂H₄

Explanation

If you shake an alkene with bromine water (or bubble a gaseous alkene through bromine water), the solution becomes colourless.

Alkenes decolourise bromine water.