Which gas is used in refrigerators for cooling...? Mcqs

Latest MCQs

Which gas is used in refrigerators for cooling...?

(A) Chlorofluorocarbon
(B) Nitrogen

(C) Helium
(D) Tetrafluoroethene

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Latest MCQs

Soap and detergents remove the dirt from clothes due to...?

(A) Capillary action
(B) Osmosis

(C) Diffusion
(D) Lowering of interfacial tension

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Latest MCQs

Which of the following gases is used for refrigeration...?

(A) Chlorine
(B) Ammonia

(C) Phosphine
(D) Carbon Dioxide

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Latest MCQs

What is the most abundant element in the universe...?

(A) Hydrogen
(B) Oxygen

(C) Sodium
(D) Copper

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Latest MCQs

Which gas is used in fire extinguisher...?

(A) Nitrogen
(B) Carbon Dioxide

(C) Oxygen
(D) Nitrogen

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Latest MCQs

A chemical solution has 8% acid the acid is 15 ml the total volume of solution is...?

(A) 179.5 ml
(B) 180.5 ml

(C) 187.5 ml
(D) None of these

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Latest MCQs

What type of acid is used in car batteries...?

(A) Hydrochloric acid
(B) Hydrofluoric acid

(C) Nitric acid
(D) Sulphuric acid

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Latest MCQs

Which gas is used to make soda water...?

(A) Ammonia
(B) Hydrogen

(C) Nitrogen
(D) Carbon Dioxide

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Latest MCQs

Abdul Qadeer Khan died on ______...?

(A) 09 October 2021
(B) 10 October 2021

(C) 11 October 2021
(D) 13 October 2021

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Latest MCQs

Which gas is filled in electric bulb...?

(A) Nitrogen
(B) Oxygen

(C) Carbon dioxide
(D) None of these

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