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

Latest MCQs

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

(A) Chlorine
(B) Ammonia

(C) Phosphine
(D) Carbon Dioxide

Latest MCQs

A matter can exist in which of the following forms...?

(A) Liquid
(B) Solid

(C) Gas
(D) All of these

Latest MCQs

Biogas produced as a result of anaerobic decay of organic matter consist primarily of __________ gases...?

(A) N₂ & SO2
(B) NH3 & CO2

(C) O2 & N₂
(D) None of these

Latest MCQs

Which is the hardest among following...?

(A) Radium
(B) Diamond

(C) Graphite
(D) Gold

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What are liquids that evaporate quickly, called...?

(A) Volatile
(B) Viscous

(C) Evaporative
(D) None of these

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What was the deadline of Kyoto Protocol for CO₂ limit upto 5,86% from 1990s to:...?

(A) 2020
(B) 2004

(C) 2012
(D) None of these

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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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Which one of the following acid is used in car’s battery...?

(A) Hydrochloric acid
(B) Hydrofluoric acid

(C) Sulfuric acid
(D) Nitric acid

Latest MCQs

The most abundant metal in the Earth's crust is________...?

(A) Iron
(B) Silicon

(C) Carbon
(D) Aluminum

Latest MCQs

Which gas is used in fire extinguisher...?

(A) Nitrogen
(B) Carbon Dioxide

(C) Oxygen
(D) Nitrogen

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