Define the Photolysis

Explanation

**Step-by-Step Text Solution:**

1. **Definition of Photolysis**: Photolysis is defined as a type of decomposition reaction that occurs in the presence of light.

2. **Nature of the Reaction**: It is specifically categorized as a decomposition reaction, which means it involves breaking down a single substance into two or more simpler substances.

3. **Presence of Light**: The key characteristic of photolysis is that it requires light to initiate or facilitate the decomposition process.

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