Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Sulphur dioxide Carbon dioxide Nitrous oxide Chlorofluorocarbon Sulphur dioxide Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is abundant in Gobar gas? Methane Carbon dioxide Oxygen Hydrogen Methane Carbon dioxide Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Ethanol Acetone Acetic acid Formaldehyde Ethanol Acetone Acetic acid Formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of Carbon dioxide and oxygen Carbon monoxide and carbon dioxide Butane and propane Methane and ethylene Carbon dioxide and oxygen Carbon monoxide and carbon dioxide Butane and propane Methane and ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Nitrogen Oxygen Fluorine Neon Nitrogen Oxygen Fluorine Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 1 : 16 : 2 2 : 16 : 2 2 : 16 : 1 1 : 1 : 1 1 : 16 : 2 2 : 16 : 2 2 : 16 : 1 1 : 1 : 1 ANSWER DOWNLOAD EXAMIANS APP