Chemistry Which one of the following metals is used to galvanise iron ? Copper Mercury Lead Zinc Copper Mercury Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield Silicosis Cancer Respiratory diseases (e.g.asthma) Reduced crop yield ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Coagulation Sedimentation Softening Disinfection Coagulation Sedimentation Softening Disinfection ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Neon Argon Nitrogen Helium Neon Argon Nitrogen Helium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas involved in Bhopal incident was Methyl isocyanide Methyl chloride Hydrogen sulphide Nitrogen dioxide Methyl isocyanide Methyl chloride Hydrogen sulphide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Reduction Oxidation Electrolysis Fractional distillation Reduction Oxidation Electrolysis Fractional distillation ANSWER DOWNLOAD EXAMIANS APP