Chemistry The depletion in Ozone layer is caused by ________ . Methane Nitrous oxide Chlorofluorocarbons Carbon dioxide Methane Nitrous oxide Chlorofluorocarbons Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Acid fumes Sulphurous smog Photochemical smog Industrial smog Acid fumes Sulphurous smog Photochemical smog Industrial smog ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cyanide poisoning causes death in seconds because It breaks the electron transport chain It causes Lysis of red blood cells It denatures enzymes of the heart/muscle It causes cardiac arrest It breaks the electron transport chain It causes Lysis of red blood cells It denatures enzymes of the heart/muscle It causes cardiac arrest ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 2-chloro-1, 3-butadiene Acrylonitrile 1,3-butadiene 2-methyl 1, 3-butadiene 2-chloro-1, 3-butadiene Acrylonitrile 1,3-butadiene 2-methyl 1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.658 0.727 0.305 0.509 0.658 0.727 0.305 0.509 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Hydrogen Oxygen Carbon Nitrogen Hydrogen Oxygen Carbon Nitrogen ANSWER DOWNLOAD EXAMIANS APP