Chemistry Commercial nitric acid is coloured because it contains dissolved : Nitrous oxide Oxygen Coloured impurities Nitrogen dioxide Nitrous oxide Oxygen Coloured impurities Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry By which organic compound all the oils are known ? Carbohydrate Ester Protein Hydrocarbon Carbohydrate Ester Protein Hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry ‘Aerosol’ is known as Suspended solid particles in air Green house gas present in air Microbes, present in air Pollutant gas, present in air Suspended solid particles in air Green house gas present in air Microbes, present in air Pollutant gas, present in air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Fertilizers Aluminium Cement Petrochemicals Fertilizers Aluminium Cement Petrochemicals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium sulphate Aluminium powder Solder None of these Aluminium sulphate Aluminium powder Solder None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Argon Hydrogen Nitrogen Helium Argon Hydrogen Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
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