Chemistry Who developed the model of atomic structure ? Bohr and Rutherford Faraday Volta Alfred Nobel Bohr and Rutherford Faraday Volta Alfred Nobel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Polythene is polymer of Propylene Acetylene Ethylene Aniline Propylene Acetylene Ethylene Aniline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass gets discoloured in air due to constant exposure in presence of: Hydrogen sulphide Hydrogenated wafers Aluminium sulphide Aluminium phosphide Hydrogen sulphide Hydrogenated wafers Aluminium sulphide Aluminium phosphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wax used for making candle is chemically a mixture of Aromatic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aromatic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is FeCO3 2Fe2O3. 3H2O Fe2O3 Fe3O4 FeCO3 2Fe2O3. 3H2O Fe2O3 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacturing of iron from iron ore involves the process of Electrolysis Reduction Fractional distillation Oxidation Electrolysis Reduction Fractional distillation Oxidation ANSWER DOWNLOAD EXAMIANS APP
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