Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Pt Ni Cu Pb Pt Ni Cu Pb ANSWER DOWNLOAD EXAMIANS APP
Chemistry The new strain of bacteria produced by biotechnology in alcohol industry is Escherichia coli Saccharomyces cerevisiae Bacillus subtilis Pseudomonas putida Escherichia coli Saccharomyces cerevisiae Bacillus subtilis Pseudomonas putida ANSWER DOWNLOAD EXAMIANS APP
Chemistry When Hydrogen starts burning in air, it produces ? Methane Carbonic Acid Ammonia Water Methane Carbonic Acid Ammonia Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Phosphorus Sodium Silicon Graphite Phosphorus Sodium Silicon Graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Distillation Filtration Evaporation Fractional distillation Distillation Filtration Evaporation Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most poisonous pollutant in water is Zinc Detergent Arsenic Phosphate Zinc Detergent Arsenic Phosphate ANSWER DOWNLOAD EXAMIANS APP