Chemistry Main source of lead pollution is from Tobacco Sewage Insecticides Leaded gasoline Tobacco Sewage Insecticides Leaded gasoline ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Sulphur dioxide Ethane Carbon dioxide Chloro fluoro carbon Sulphur dioxide Ethane Carbon dioxide Chloro fluoro carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest ionization potential is Boron Oxygen Helium Carbon Boron Oxygen Helium Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following produces highest amount of energy upon oxidation? Fat Protein An alkane Glucose Fat Protein An alkane Glucose ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Iron and cadmium Zinc and carbon Nickel and cadmium Lead peroxide and lead Iron and cadmium Zinc and carbon Nickel and cadmium Lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following Acrylonitrile 1,3-butadiene 2-methyl 1, 3-butadiene 2-chloro-1, 3-butadiene Acrylonitrile 1,3-butadiene 2-methyl 1, 3-butadiene 2-chloro-1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
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