Explain the bleaching action of halogens.

Explanation

### Step-by-Step Text Solution:

1. **Introduction to Halogens**:
Halogens include fluorine, chlorine, bromine, and iodine. They are known for their reactivity and ability to form various compounds.

2. **Bleaching Action of Fluorine and Iodine**:
Fluorine and iodine do not exhibit significant bleaching action. This is primarily because they do not readily react with organic materials to break down color compounds.

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