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Litmus

Carbon dioxid...

Question

Carbon dioxide gas turns moist blue litmus red.

A

True

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B

False

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Solution

The correct option is A True
Litmus paper test
Acid - Turns litmus paper from blue to red
Base - Turns litmus paper from red to blue
$C O_{2}$ gas is acidic, hence the acidic property turns blue litmus red.

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