Question

Chlorine reacts with saturated hydrocarbons at room temperature in:

• A. absence of sunlight
• B. presence of sunlight
• C. presence of water
• D. presence of hydrochloric acid

Answer 1

Answer: (B)

presence of sunlight

In the presence of sunlight, chlorine reacts with saturated hydrocarbons and the process is called halogenation of hydrocarbons. In this reaction, the hydrogen atoms in the hydrocarbon are substituted by the chlorine atoms.