Chemistry Ruby and sapphire are oxides of Iron Copper Tin Aluminium Iron Copper Tin Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The monomer of polythene is None of these ethyl alcohol vinyl chloride ethylene None of these ethyl alcohol vinyl chloride ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of – Exclusion Principle of Pauli Avogadro's Law Hund's rule of maximum multiplicity Uncertainty Principle of Hiesenberg Exclusion Principle of Pauli Avogadro's Law Hund's rule of maximum multiplicity Uncertainty Principle of Hiesenberg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aspirin is chemically known as Hydroxysalicylate Acetylsalicylic acid Alkylsalicylic acid Methyl salicylate Hydroxysalicylate Acetylsalicylic acid Alkylsalicylic acid Methyl salicylate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Democritus John Dalton Antoine Lavoisier Robert Boyle Democritus John Dalton Antoine Lavoisier Robert Boyle ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet radiation striking the earth is due to the depletion of Oxygen Carbon monoxide Ozone Carbon dioxide Oxygen Carbon monoxide Ozone Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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