Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Everyday & Industrial ChemistryGases in Everyday Life
Which of the following gases is commonly used as a refrigerant in domestic refrigerators for cooling?
- A.Hydrogen
- B.Oxygen
- C.Nitrogen
- D.AmmoniaCorrect answer
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Practice these MCQs in the appQuick fact: Ammonia is commonly used as a refrigerant in domestic refrigerators for cooling.