Chemistry Among the following, which is always found in free-state in nature? Copper Sodium Gold Silver Copper Sodium Gold Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following group of gases contributes to the 'Green House Effect'? Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide Ammonia and Ozone Carbon tetraflouride and Nitrous oxide Carbon dioxide and Methane Carbon monoxide and Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Aluminium Fertilizers Cement Petrochemicals Aluminium Fertilizers Cement Petrochemicals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Hydrochloric acid Aqua-regia Acetic acid Nitric acid Hydrochloric acid Aqua-regia Acetic acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Nitrous oxide Chlorofluorocarbon Carbon dioxide Sulphur dioxide Nitrous oxide Chlorofluorocarbon Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Nitric oxide Hydrogen Carbon dioxide Chlorofluorocarbon Nitric oxide Hydrogen Carbon dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
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