Chemistry The chemical name of baking soda is Sodium bicarbonate Sodium carbonate Sodium chloride Sodium nitrate Sodium bicarbonate Sodium carbonate Sodium chloride Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Interveinal necrotic spots on leaves appear due to O3injury SO2injury HF injury NO2injury O3injury SO2injury HF injury NO2injury ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Oxygen Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What particles move around the nucleus of an atom and are negatively charged? Positrons Protons Neutrons Electrons Positrons Protons Neutrons Electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Nickel and cadmium Iron and cadmium Lead peroxide and lead Zinc and carbon Nickel and cadmium Iron and cadmium Lead peroxide and lead Zinc and carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as anesthetic ? NH3 NO2 N2O NO NH3 NO2 N2O NO ANSWER DOWNLOAD EXAMIANS APP