Chemistry Which one of the following is not a fertilizer? Potassium nitrate Calcium sulphate Ammonium sulphate Calcium ammonium nitrate Potassium nitrate Calcium sulphate Ammonium sulphate Calcium ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Roasting Zone refining Oxidation Electrolysis Roasting Zone refining Oxidation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Ammonia Nitric acid Nitrogen Nitrogen dioxide Ammonia Nitric acid Nitrogen Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitric oxide Nitrogen pentoxide Nitrogen dioxide Nitrous oxide Nitric oxide Nitrogen pentoxide Nitrogen dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the highest electronegativity value Chlorine Lithium Fluorine Nitrogen Chlorine Lithium Fluorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of one Avogadro number of helium atom is 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram ANSWER DOWNLOAD EXAMIANS APP
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