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Structural and Physical Properties of Carbonyls

Which of the ...

Question

Which of the following substance exists as a gas at room temperature?

A

Formaldehyde

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B

Para formaldehyde

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C

Trioxane

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D

All of the above.

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Solution

The correct option is A Formaldehyde
Formaldehyde exists as a gas at room temperature. Para formaldehyde and trioxane are solids at room temperature.

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