IGCSE Chemistry 0620/21/O/N/21 Q36

Question

36 Alkanes react with chlorine to form chloroalkanes.

Which statement about the reactions of alkanes with chlorine is correct?

A Alkanes react with chlorine by addition.
B The gaseous product turns red litmus blue.
C The chlorine atom in chloroethane is covalently bonded.
D The general formula of the chloroalkanes is CnH2nCl.

New Comer 0

Answer ( 1 )

    0
    2022-05-12T22:35:24+08:00

    A. Alkanes react with halogens by substitution under UV light.

    B. The product turns blue litmus paper red.

    C. The chlorine atom in chloroethane is covalently bonded.

    D. The general formula of chloroalkanes is CnH2n+1Cl

    Ans: C

Leave an answer