Complete the sentence by choosing the correct word given in the brackets.
Electrolysis is the passage of electricity/ electrons) through a liquid or a solution accom panied by a — (physical/chemical) change.

Explanation

To complete the sentence, we need to choose the correct words from the options provided in the brackets. The sentence is:

"Electrolysis is the passage of ______ through a liquid or a solution accompanied by a ______ change."

### Step 1: Identify what is passing through the liquid or solution.
- The first blank requires us to determine whether it is "electricity" or "electrons" that is passing through the liquid or solution during electrolysis.
- In electrolysis, it is the flow of electricity that occurs due to the movement of ions in the liquid. Therefore, the correct word for the first blank is **"electricity."**

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