Which substance is commonly used as an antacid?

Options

  • A. Sodium bicarbonate
  • B. Sodium chloride
  • C. Potassium permanganate
  • D. Copper sulphate
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

A. Sodium bicarbonate

Detailed Explanation

Sodium bicarbonate can act as an antacid by neutralizing excess stomach acid.
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