Chemistry Supersonic jet causes pollution by thinning of SO2 layer O 2 layer CO2 layer O3 layer SO2 layer O 2 layer CO2 layer O3 layer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is known as carbolic acid? Phenol Acetic acid Ethanol Oxalic acid Phenol Acetic acid Ethanol Oxalic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry By which organic compound all the oils are known ? Hydrocarbon Ester Protein Carbohydrate Hydrocarbon Ester Protein Carbohydrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The tip of the match-stick contains Red phosphorus Phosphorus pentoxide Phosphorus trichloride White phosphorus Red phosphorus Phosphorus pentoxide Phosphorus trichloride White phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium sulphate Calcium carbonate Calcium chloride Calcium nitrate Calcium sulphate Calcium carbonate Calcium chloride Calcium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as an anti-freeze for the automobile engines ? Ethylene glycol Propyl alcohol Ethanol Methanol Ethylene glycol Propyl alcohol Ethanol Methanol ANSWER DOWNLOAD EXAMIANS APP
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