# Which one of the following chemical agent

Question:

Which one of the following chemical agent is not being used for dry-cleaning of clothes?

1. $\mathrm{H}_{2} \mathrm{O}_{2}$

2. $\mathrm{CCl}_{4}$

3. Liquid $\mathrm{CO}_{2}$

4. $\mathrm{Cl}_{2} \mathrm{C}=\mathrm{CCl}_{2}$

Correct Option: 1

Solution:

$\mathrm{CO}_{2}, \mathrm{CCl}_{4}$ and $\mathrm{Cl}_{2} \mathrm{C}=\mathrm{CCl}_{2}$ are used as dry cleaning agents for clothes.

$\mathrm{H}_{2} \mathrm{O}_{2}$ is used as bleaching agent in laundry.