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