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CBSE Class 10 Science Question 31 of 60

Solved 2022 Term 1 Question Paper CBSE Class 10 Science — Question 7

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Question 31

Assertion (A): Sodium hydrogen carbonate is used as an ingredient in antacids.

Reason (R): NaHCO3 is a mild non-corrosive basic salt.

  1. Both A and R are true, and R is the correct explanation of A.
  2. Both A and R are true, and R is not the correct explanation of A.
  3. A is true but R is false.
  4. A is false but R is true.
Answer

Both A and R are true and R is the correct explanation of A.

Reason — Sodium hydrogen carbonate [NaHCO3] is used as an ingredient in antacids, as it is a mild non-corrosive basic salt and it neutralizes the excess acid produced in our stomach.