Chemistry Brass is a solution of molten copper in Gaseous zinc Molten tin Molten zinc Solid zinc Gaseous zinc Molten tin Molten zinc Solid zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Plastic is a type of Polyester Acrylic Polymer None of these Polyester Acrylic Polymer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon monoxide Sulphur dioxide Carbon dioxide Smoke Carbon monoxide Sulphur dioxide Carbon dioxide Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Photochemical reaction Endothermic reaction Physical change Exothermic reaction Photochemical reaction Endothermic reaction Physical change Exothermic reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound that has the least value for octane number is : 2,2-dimethyl hexane N-heptane Iso-octane 2-methyl heptane 2,2-dimethyl hexane N-heptane Iso-octane 2-methyl heptane ANSWER DOWNLOAD EXAMIANS APP