Which of the following is used as an antacid?
Which chemical is used as a disinfectant in drinking water?
Which of the following is a common pain reliever?
Which compound is used in toothpaste to prevent tooth decay?
Which of the following is used as a preservative in food?
Which gas is used in fizzy drinks?
Which chemical gives soap its cleansing property?
Which vitamin is known as ascorbic acid?
What is the main ingredient in common salt?
Which chemical is commonly used in perfumes?
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