Chemistry Which of the following is used to remove rust stains on cloth? Petrol Kerosene Oxalic acid solution Lime Petrol Kerosene Oxalic acid solution Lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals has least melting point ? Mercury Gold Silver Copper Mercury Gold Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a ‘green house gas’ ? Methane Carbon dioxide Nitrogen Chlorofluorocarbons Methane Carbon dioxide Nitrogen Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Fractional distillation Oxidation Electrolysis Reduction Fractional distillation Oxidation Electrolysis Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry In vulcanisation process, rubber can be hardened by adding Sulphur Nitrogen Silicon Alcohol Sulphur Nitrogen Silicon Alcohol ANSWER DOWNLOAD EXAMIANS APP
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