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What is the dominant chemical present in detergent powder?
Calcium carbonate
Sodium alkyl sulphate
Hydrochloric acid
Sodium carbonate
- Option 4: Sodium carbonate
- Sodium carbonate, also known as washing soda, is commonly used in detergents.
- It softens water, helping detergents to clean effectively.
- Correct Answer
- Option 1: Calcium carbonate
- Typically used as a filler material.
- While present, it's not dominant.
- Option 2: Sodium alkyl sulphate
- A surfactant, important but not the main component.
- Assists in breaking down oily stains.
- Option 3: Hydrochloric acid
- Not used in detergent powders.
- Highly acidic and unsuitable for clothes cleaning.
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