Chemistry Brass is a Compound Heterogeneous mixture Element Homogeneous mixture Compound Heterogeneous mixture Element Homogeneous mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Bauxite Copper Iron Manganese Bauxite Copper Iron Manganese ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Nitrous oxide Carbon dioxide Chlorofluorocarbons Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbons Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has Smaller atomic radius High bond dissociation energy Stable half filled 2p sub level High nuclear charge Smaller atomic radius High bond dissociation energy Stable half filled 2p sub level High nuclear charge 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 Uncertainty Principle of Hiesenberg Hund's rule of maximum multiplicity Exclusion Principle of Pauli Avogadro's Law Uncertainty Principle of Hiesenberg Hund's rule of maximum multiplicity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Iron Zinc Aluminium Copper Iron Zinc Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
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