Kolbe's electrolysis of potassium succinate gives `CO_(2)` and `……………………`

Explanation

To solve the question regarding Kolbe's electrolysis of potassium succinate, we can break down the process step by step.

### Step-by-Step Solution:

1. **Understanding Kolbe's Electrolysis**:
Kolbe's electrolysis involves the electrolysis of carboxylate salts, where the carboxylate ions are oxidized at the anode to produce alkenes and carbon dioxide.

2. **Identify the Reactant**:
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