Chemistry Which one of the following is not present in cement ? Alumina Gypsum Clay Alum Alumina Gypsum Clay Alum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Camphor Diesel Coal-tar Charcoal Camphor Diesel Coal-tar Charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial nitric acid is coloured because it contains dissolved : Coloured impurities Nitrous oxide Nitrogen dioxide Oxygen Coloured impurities Nitrous oxide Nitrogen dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used as a catalyst in the production of high octane fuels? HNO3 H2SO4 HF HCl HNO3 H2SO4 HF HCl ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lowest layer of earth's atmosphere is Troposphere Stratosphere Mesosphere Ionosphere Troposphere Stratosphere Mesosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Oxygen Helium Nitrogen Hydrogen Oxygen Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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