Chemistry Hardness of the water is commonly measured in terms of Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry The tip of the match-stick contains Phosphorus pentoxide White phosphorus Phosphorus trichloride Red phosphorus Phosphorus pentoxide White phosphorus Phosphorus trichloride Red phosphorus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Coke Anthracite Lignite Bituminous Coke Anthracite Lignite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The graphite rods in the nuclear reactor undergo combustion which triggers the nuclear fission react with U to release energy convert fast moving neutrons into thermal neutrons produce neutrons undergo combustion which triggers the nuclear fission react with U to release energy convert fast moving neutrons into thermal neutrons produce neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following chemicals helps in fruit ripening? Isoproturan Malathion Atrazine Ethephon Isoproturan Malathion Atrazine Ethephon ANSWER DOWNLOAD EXAMIANS APP