Which of the following ingredients in toothpaste are used to clean the teeth?

Calcium carbonate

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Calcium hydrogen phosphate

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Fluoride

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Sodium carbonate

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Solution

The correct options are
A Calcium carbonate
B Calcium hydrogen phosphate
Toothpaste is used as a cleaning agent for teeth. The main ingredients of toothpaste are calcium carbonate, calcium hydrogen phosphate and flouride.
- Calcium carbonate and calcium hydrogen phosphate remove the dirt and polish the teeth.
-Fluoride in toothpaste prevents the tooth decay and is essential for strenghtening bones and enamel.

Sodium carbonate is not an ingredient in toothpaste. It is washing soda and is a component of cleaning agents.

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