Chemistry The manufacturing of iron from iron ore involves the process of Oxidation Reduction Electrolysis Fractional distillation Oxidation Reduction Electrolysis Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanization of rubber is carried out by adding Ozone Sulphur Phosphorus Carbon Ozone Sulphur Phosphorus Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following states maximum iron ore is found ? Fe2O3 FeCO3 FeS2 Fe3O4 Fe2O3 FeCO3 FeS2 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have 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 Different atomic number and different number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 1 : 16 : 2 1 : 1 : 1 2 : 16 : 2 2 : 16 : 1 1 : 16 : 2 1 : 1 : 1 2 : 16 : 2 2 : 16 : 1 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are positrons mesons electrons neutrons positrons mesons electrons neutrons ANSWER DOWNLOAD EXAMIANS APP
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