Chemistry The maximum number of covalent formed by nitrogen is 1 3 2 4 1 3 2 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas involved in Bhopal incident was Hydrogen sulphide Methyl chloride Methyl isocyanide Nitrogen dioxide Hydrogen sulphide Methyl chloride Methyl isocyanide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Burning pyrites ore gives out Carbon dioxide gas Sulphur dioxide gas Nitrogen dioxide gas Nitric oxide gas Carbon dioxide gas Sulphur dioxide gas Nitrogen dioxide gas Nitric oxide gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Phosphorous, Sodium and Nitrogen Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Sulphur, Phosphorous and Sodium Nitrogen, Potassium and Phosphorous Calcium, Phosphorous and Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Table salt gets moist during rainy season because Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride contains some quantity of sodium iodide Sodium chloride is hygroscopic Sodium chloride is deliquescent Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride contains some quantity of sodium iodide Sodium chloride is hygroscopic ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is a fraction always less than its atomic number always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus a fraction always less than its atomic number always more than the atomic weight the sum of the number of protons and neutrons present in the nucleus ANSWER DOWNLOAD EXAMIANS APP
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