Chemistry Which one of the following minerals is found in Monazite sand ? Sodium Potassium Uranium Thorium Sodium Potassium Uranium Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Oxygen Nitrogen Neon Freon Oxygen Nitrogen Neon Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of gobar gas is Butane Methane Isobutane Carbon dioxide Butane Methane Isobutane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Different atomic number and different number of valence electrons Same atomic number and same electronic configuration Same number of electrons and neutrons Different atomic number and same eletronic configu-ration Different atomic number and different number of valence electrons Same atomic number and same electronic configuration Same number of electrons and neutrons Different atomic number and same eletronic configu-ration ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 0.78 1 0.01 0.21 0.78 1 0.01 0.21 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Methanoic and ethanoic acids can be distinguished by the action of NaOH Tollen's reagent SOCl2 NaHCO3 NaOH Tollen's reagent SOCl2 NaHCO3 ANSWER DOWNLOAD EXAMIANS APP
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