Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Stratosphere Troposphere Ionosphere Exosphere Stratosphere Troposphere Ionosphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the major pollutants of cigarette smoke? Carbon monoxide and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin Dioxin and benzene Carbon monoxide and benzene Carbon monoxide and nicotine Carbon monoxide and dioxin Dioxin and benzene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which component referred to as 'Milk sugar'? Lactose Sucrose Maltose Galactose Lactose Sucrose Maltose Galactose ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bayer's reagent is Bromine water Acidified potassium permanganate Alkaline potassium permanganate Hydrogen peroxide Bromine water Acidified potassium permanganate Alkaline potassium permanganate Hydrogen peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which turns into liquid at the lowest temperature among the following is Helium Hydrogen Oxygen Nitrogen Helium Hydrogen Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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