Name two gases which are mainly responsible for acid rain?

Explanation

**Step-by-Step Solution:**

1. **Identify the Question**: The question asks for two gases responsible for acid rain.

2. **Understand Acid Rain**: Acid rain is formed when certain gases in the atmosphere react with water and oxygen.

3. **Identify the Gases**: The main gases that contribute to acid rain are:
- **Sulphur Dioxide (SO₂)**: This gas is primarily produced from the burning of fossil fuels such as coal and oil.
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