JAMB - Chemistry (2022 - No. 20)
An organic compound which decolorizes bromine water is likely to be?
C\(_3\)H\(_8\)
C\(_2\)H\(_6\)
C\(_4\)H\(_10\)
C\(_2\)H\(_4\)
Explicació
If you shake an alkene with bromine water (or bubble a gaseous alkene through bromine water), the solution becomes colourless.
Alkenes decolourise bromine water.