Chemistry Which of the following could be used as fuel in propellant or rockets ? Liquid Oxygen + Liquid Argon Liquid Nitrogen + Liquid Oxygen Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Nitrogen + Liquid Oxygen Liquid Hydrogen + Liquid Nitrogen Liquid Hydrogen + Liquid Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Silver Gold Sodium Copper Silver Gold Sodium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitric oxide Nitrogen pentoxide Nitrous oxide Nitrogen dioxide Nitric oxide Nitrogen pentoxide Nitrous oxide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Gold nitrate Gold sulphate Potassium aurocyanide Gold chloride Gold nitrate Gold sulphate Potassium aurocyanide Gold chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. NH4Cl H2O SO3 SO2 NH4Cl H2O SO3 SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Nucleus in atoms Atoms in all matter Neutrons in atoms Electrons in atoms Nucleus in atoms Atoms in all matter Neutrons in atoms Electrons in atoms ANSWER DOWNLOAD EXAMIANS APP