Which of the following is used as refrigerant?

Solid CO

_{2}

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CHCl

_{3}

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SiC

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C F_{2} C l_{2}

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Solution

The correct options are
A Solid CO $_{2}$
D $C F_{2} C l_{2}$
A refrigerant is a substance or mixture usually a fluid, used in a heat pump and refrigeration cycle.

Fluorocarbons, especially chlorofluorocarbons are most common refrigerant.

Other common refrigerants used in various applications are ammonia, sulfur dioxide, and non-halogenated hydrocarbons such as propane and solid carbon dioxide.

Options A and D are correct.

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Similar questions

Q. Which of the following compounds is not used for the preparation of

N a_{2} C O_{3}

by Solvay process?

Q. Which compound is used as an antacid in medicine : NaHCO₃ or Na₂CO₃?

Q. In the preparation of sodium carbonate

(N a_{2} C O_{3})

. Which of the following is used as raw material?

Consider the following substances :

$N a C l, C a (O H)_{2}, N a H C O_{3}, N H_{3}, N a_{2} C O_{3}, H_{2} O, C l_{2} C O_{2}, C a S O_{4} .2 H_{2} O, 2 C a S O_{4} . H_{2} O, C a O C l_{2}$

(a) Which two substances combine to form bleaching powder :

(b) Which four substances are utilised in the production of washing soda ?

(d) Which compound is a part of baking powder ?

(e) Which compound is used as an antacid ?

Which of the following are the uses of ${CO}_{2}$ ?

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