Home › Bihar Board Class 12 (Science) › Chemistry › Chemistry in Everyday Life › How does an antacid relieve heartburn?
How does an antacid relieve heartburn?
ABy neutralizing stomach acid
BBy blocking acid secretion
CBy digesting excess pepsin
DBy killing Helicobacter pylori
Answer & Solution
Correct answer: A. By neutralizing stomach acid
Antacids contain alkaline ions that chemically neutralize gastric acid, which reduces irritation of the stomach lining.
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