Chemistry Which one of the following elements exhibits the greatest tendency to lose electrons ? Lithium Fluorine Oxygen Zinc Lithium Fluorine Oxygen Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x/36 7.2 x 5x x/6 5x/36 7.2 x 5x x/6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Vulcanization Galvanization Acceleration Sulphonation Vulcanization Galvanization Acceleration Sulphonation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Wood Natural gas Coke Coal Wood Natural gas Coke Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is commonly used for pulp bleaching in the paper industry? Glucose isomerase Hydrogen peroxide Mild sulphuric acid Iodine and water Glucose isomerase Hydrogen peroxide Mild sulphuric acid Iodine and water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals form an amalgam with other metals ? Tin Mercury Lead Zinc Tin Mercury Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS