Chemistry Freon' used as refrigerants is chemically Chlorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Fluorinated hydrocarbon Chlorinated hydrocarbon Fluorinated aromatic compound Chlorofluoro hydrocarbon Fluorinated hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Green house effect is accelerated by Deforestation Rapid industrialization All of these Increased transportation activity Deforestation Rapid industrialization All of these Increased transportation activity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Cadmium Copper Chromium Lead Cadmium Copper Chromium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following could be used as fuel in propellant or rockets ? Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen Liquid Nitrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen Liquid Nitrogen + Liquid Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 2, 8, 8, 2 2, 8, 10 2, 10, 8 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mineral containing both magnesium and calcium is dolomite calcite carnallite magnesite dolomite calcite carnallite magnesite ANSWER DOWNLOAD EXAMIANS APP
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