Give few examples of decomposition reactions by electrical energy.

Explanation

### Step-by-Step Solution:

1. **Understanding Decomposition Reactions**:
- A decomposition reaction is a type of chemical reaction where one compound breaks down into two or more simpler substances. This can occur through various means, including heat, light, or electrical energy.

2. **Example 1: Decomposition of Sodium Chloride (NaCl)**:
- When molten sodium chloride (NaCl) is subjected to electrical energy, it decomposes into its constituent elements.
- The balanced chemical equation for this reaction is:
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