Chemistry The metal that is usually extracted from sea water is Ca Na K Mg Ca Na K Mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Carbon dioxide Oxygen Argon Nitrogen Carbon dioxide Oxygen Argon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What material is used to make electric heater coil ? Copper Iron Silver Nichrome Copper Iron Silver Nichrome ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Chromium Antimony Lead Zinc Chromium Antimony Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Potassium nitrate Aluminium hydroxide Sodium chloride Silver bromide Potassium nitrate Aluminium hydroxide Sodium chloride Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nucleus of an atom consists of. Electron, Proton and Neutron Neutron Proton Proton and Neutron Electron, Proton and Neutron Neutron Proton Proton and Neutron ANSWER DOWNLOAD EXAMIANS APP