Chemistry Which of the following has no unit Electronegativity Electron affinity Excitation potential Ionization energy Electronegativity Electron affinity Excitation potential Ionization energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Magnesium Beryllium Aluminium Potassium Magnesium Beryllium Aluminium Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the highest electronegativity value Chlorine Nitrogen Lithium Fluorine Chlorine Nitrogen Lithium Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Chlorofluorocarbons Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbons Sulphur dioxide Nitrous oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Hydrogen Helium Nitrogen Methane Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Nitrogen Carbon Oxygen Iron Nitrogen Carbon Oxygen Iron ANSWER DOWNLOAD EXAMIANS APP
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