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