Chemistry Rutherford’s scattering experiment proved the presence of Atoms in all matter Neutrons in atoms Nucleus in atoms Electrons in atoms Atoms in all matter Neutrons in atoms Nucleus in atoms Electrons in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mineral containing both magnesium and calcium is calcite dolomite magnesite carnallite calcite dolomite magnesite carnallite ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Dolomite Copper Lignite Bauxite Dolomite Copper Lignite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following the hardest metal is Tungsten Iron Platinum Gold Tungsten Iron Platinum Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is Oxygen All of them Hydrogen Carbon dioxide Oxygen All of them Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Physico-chemical characteristics of water in water sources undergo changes due to Auatic fungi Aquatic macrophytes Evapotranspiration Effluents Auatic fungi Aquatic macrophytes Evapotranspiration Effluents ANSWER DOWNLOAD EXAMIANS APP
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