The molecular formula of glycerol is :

C H_{3} O H

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C_{2} H_{6} O_{2}

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C_{4} H_{10} O_{4}

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C_{3} H_{8} O_{3}

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Solution

The correct option is D $C_{3} H_{8} O_{3}$
The molecular formula of glycerol is $C_{3} H_{8} O_{3}$ .
Glycerol is a simple polyol compound. It is a colourless, odourless, viscous liquid that is widely used in pharmaceutical formulations.

Glycerol has three hydroxyl groups that are responsible for its solubility in water and its hygroscopic nature.

Option D is correct.

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