Chemistry Zone refining is used for the purification of Ge Cu Ag Au Ge Cu Ag Au ANSWER DOWNLOAD EXAMIANS APP
Chemistry Polythene is polymer of Acetylene Aniline Ethylene Propylene Acetylene Aniline Ethylene Propylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following laser types is used in a laser printer? Gas laser Excimer laser Dye laser Semiconductor laser Gas laser Excimer laser Dye laser Semiconductor laser ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from An insect A bacterium A fungus A seed plant An insect A bacterium A fungus A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Nitrogen Carbon dioxide Oxygen Hydrogen Sulphide Nitrogen Carbon dioxide Oxygen Hydrogen Sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hardest form of carbon is coke graphite diamond charcoal coke graphite diamond charcoal ANSWER DOWNLOAD EXAMIANS APP
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