Chemistry The iron ore magnetite consists of Fe2O3 FeCO3 3Fe2O3 .. 3H2O Fe3OH4 Fe2O3 FeCO3 3Fe2O3 .. 3H2O Fe3OH4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heat value of combustion of Gasoline is 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg 14600 kJ/kg 12600 kJ/kg 47000 kJ/kg 39400 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following Acrylonitrile 2-methyl 1, 3-butadiene 1,3-butadiene 2-chloro-1, 3-butadiene Acrylonitrile 2-methyl 1, 3-butadiene 1,3-butadiene 2-chloro-1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Burning pyrites ore gives out Sulphur dioxide gas Nitric oxide gas Carbon dioxide gas Nitrogen dioxide gas Sulphur dioxide gas Nitric oxide gas Carbon dioxide gas Nitrogen dioxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Adsorption Reduction Bleaching Oxidation Adsorption Reduction Bleaching Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms ANSWER DOWNLOAD EXAMIANS APP
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