Assertion: Sulphur dioxide and chlorine are bleaching agents.
Reason: Both are reducing agents.

Dry bleaching agent is

Show that chlorine is a bleaching agent.

Assertion (A): SO_(2) and Cl_(2) are both bleaching agents. Reason (R ): Both are reducing agents.

Assertion (A): SO_(2) and Cl_(2) are both bleaching agents. Reason (R ): Both are reducing agents.

The bleaching action of chlorine is permanent, whereas the bleaching action and sulphur dioxide is temporary. In this context : (i) Give a reason, why chlorine is not used to bleach silk. (ii) State similarity in the use of sulphur dioxide and chlorine as bleaching agents. (iii) Explain the bleaching action of sulphur dioxide with the help of chemical equations. (iv) Why is bleaching by sulphur dioxide only temporary?