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NEET levelSingle correct optionDifficulty 1 of 3el060

Which of the following compounds is commonly used in antacid tablets?

A $NaOH$
B $KOH$
C $Mg (OH) X_{2}$
D $Ba (OH) X_{2}$

Answer: C

Magnesium hydroxide is a sparingly soluble, weakly basic hydroxide that neutralises excess stomach acid safely.

NaOH

and

KOH

are far too caustic and barium compounds are poisonous.

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