Chemistry Iron is prevented from rusting by coating with zinc. This process is called as Galvanisation Corrosion Sublimation Reduction Galvanisation Corrosion Sublimation Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Sedimentation Coagulation Softening Disinfection Sedimentation Coagulation Softening Disinfection ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Potassium nitrate Silver bromide Sodium chloride Aluminium hydroxide Potassium nitrate Silver bromide Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element which is used for vulcanizing rubber Phosphorus Sulphur Silicon Bromine Phosphorus Sulphur Silicon Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table John Dalton Julius Lothar Meyer Dmitri Mendeleev Henry Moseley John Dalton Julius Lothar Meyer Dmitri Mendeleev Henry Moseley ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Urea Ammonium nitrate Calcium citrate Ammonium sulphate Urea Ammonium nitrate Calcium citrate Ammonium sulphate ANSWER DOWNLOAD EXAMIANS APP