Chemistry Which is not a green house gas ? CO2 N2O CH4 Chlorofluorocarbons CO2 N2O CH4 Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Hydrogen cyanide Carbon monoxide Mustard gas Water gas Hydrogen cyanide Carbon monoxide Mustard gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon dioxide Smoke Sulphur dioxide Carbon monoxide Carbon dioxide Smoke Sulphur dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is an aqueous solution of Citric acid Oxalic acid Hydrochloric acid Acetic acid Citric acid Oxalic acid Hydrochloric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main nitrogenous waste in humans ? Urea Ammonia Ammonium Nitrate Uric Acid Urea Ammonia Ammonium Nitrate Uric Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Coal Natural gas Wood Coke Coal Natural gas Wood Coke ANSWER DOWNLOAD EXAMIANS APP