Which one of the following substances is used in the laboratory for a fast drying of neutral gases?

Phosphorus pentoxide

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Active charcoal

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Anhydrous calcium chloride

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N a_{3} P O_{4}

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Solution

The correct option is A Anhydrous calcium chloride
Anhydrous $C a C l_{2}$ is used in the laboratory for fast drying of neutral gases. Active charcoal removes colour impurities.

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Q. The substance used as a fast drying agent in the laboratory is:

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Which one of the following substances is used in the laboratory for a fast drying of neutral gases?

The correct option is A Anhydrous calcium chlorideAnhydrous CaCl2 is used in the laboratory for fast drying of neutral gases. Active charcoal removes colour impurities.

The correct option is A Anhydrous calcium chloride
Anhydrous $C a C l_{2}$ is used in the laboratory for fast drying of neutral gases. Active charcoal removes colour impurities.