Mention two chemicals that can be added to water to kill the germs present in it.

Explanation

**Step-by-Step Solution:**

1. **Identify the Purpose**: The question asks for two chemicals that can be added to water to kill germs. This is commonly done to disinfect water and make it safe for drinking.

2. **Chemical 1 - Bleaching Powder**: The first chemical that can be used is bleaching powder. Bleaching powder contains chlorine, which is an effective disinfectant. When added to water, it kills germs and bacteria present in the water, making it safe for consumption.

3. **Chemical 2 - Potassium Permanganate**: The second chemical is potassium permanganate. This chemical is a purple-colored solid that also acts as a disinfectant. It works by oxidizing dissolved impurities in the water, which helps in killing germs and making the water cleaner.

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