Chemistry KMnO4 can be used as a/an Disinfectant Fertiliser Pesticide Insecticide Disinfectant Fertiliser Pesticide Insecticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrogen dioxide Nitrogen pentoxide Nitric oxide Nitrous oxide Nitrogen dioxide Nitrogen pentoxide Nitric oxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium powder None of these Solder Aluminium sulphate Aluminium powder None of these Solder Aluminium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following commonly used materials, the one that is not an alloy is Copper Brass Steel Bronze Copper Brass Steel Bronze ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Oxidation Fractional distillation Electrolysis Reduction Oxidation Fractional distillation Electrolysis Reduction ANSWER DOWNLOAD EXAMIANS APP
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