Find the odd one out : solution, mixture, compounds, elements

Explanation

To find the odd one out among the terms: solution, mixture, compounds, and elements, we can analyze each term based on their definitions and characteristics.

### Step-by-Step Solution:

1. **Define Each Term:**
- **Solution:** A homogeneous mixture of two or more substances where one substance (solute) is dissolved in another (solvent).
- **Mixture:** A combination of two or more substances that are not chemically bonded and can be separated by physical means.
- **Compounds:** Substances formed when two or more elements chemically combine in fixed proportions, resulting in a new substance with different properties.
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