Chemistry Which one out of the following helps in burning ? Carbon monoxide Carbon dioxide Nitrogen Oxygen Carbon monoxide Carbon dioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A purifier for water A fertilizer An analgesic A disinfectant A purifier for water A fertilizer An analgesic A disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Polyvinyl Chloride Nylon Methyl Methacrylate Polythene Polyvinyl Chloride Nylon Methyl Methacrylate Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 5 gram of molecule 0.5 gram of molecule 1 gram of molecule 10 gram of molecule 5 gram of molecule 0.5 gram of molecule 1 gram of molecule 10 gram of molecule ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Oxygen Sulphurdioxide Nitrogen Carbondioxide Oxygen Sulphurdioxide Nitrogen Carbondioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The coating of a thin layer of zinc on steel or iron objects is known as Electroplating Galvanising Tinning Hot dipping Electroplating Galvanising Tinning Hot dipping ANSWER DOWNLOAD EXAMIANS APP
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