Chemistry Which one of the following is a major green house gas? Carbon monoxide Freon Carbon dioxide Chloro fluorocarbon Carbon monoxide Freon Carbon dioxide Chloro fluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Coal Petroleum Natural Gas Geothermal energy Coal Petroleum Natural Gas Geothermal energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Stratosphere Mesosphere Troposphere Ionosphere Stratosphere Mesosphere Troposphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Copper Silver Sodium Gold Copper Silver Sodium Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of zinc on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of tin on iron Deposition of zinc on iron Deposition of copper on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is distillation boiling adding caustic soda adding sodium carbonate distillation boiling adding caustic soda adding sodium carbonate ANSWER DOWNLOAD EXAMIANS APP