Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Ozone Methane Nitrogen Carbon dioxide Ozone Methane Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is a fraction always less than its atomic number the sum of the number of protons and neutrons present in the nucleus always more than the atomic weight a fraction always less than its atomic number the sum of the number of protons and neutrons present in the nucleus always more than the atomic weight ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Hypo' commonly used in photography is Silver nitrate Sodium nitrate Silver iodide Sodium thiosulphate Silver nitrate Sodium nitrate Silver iodide Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fundamental particles present in the nucleus of an atom are Neutron, electron Electron, proton Neutron, positron Proton, neutron Neutron, electron Electron, proton Neutron, positron Proton, neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acids serves as an electrolyte in a lead storage battery? Sulphuric acid Lactic acid Hydrochloric acid Nitric acid Sulphuric acid Lactic acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not soluble in water ? Sodium sulphate Potassium sulphate Zinc sulphate Lead Sulphate Sodium sulphate Potassium sulphate Zinc sulphate Lead Sulphate ANSWER DOWNLOAD EXAMIANS APP