Chemistry Gypsum is used for improvement of: Saline soils Alkaline soils Podsols Acidic soils Saline soils Alkaline soils Podsols Acidic soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry Laughing gas is Nitric oxide Nitrogen trioxide Nitrogen pentoxide Nitrous oxide Nitric oxide Nitrogen trioxide Nitrogen pentoxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chile saltpeter is the common name of: Potassium nitrite Sodium nitrite Potassium nitrate Sodium nitrate Potassium nitrite Sodium nitrite Potassium nitrate Sodium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Substance used as an anti freeze in radiators of automobiles is : Ethyl alcohol and H2O Ethyl alcohol Methyl alcohol Methyl alcohol and H2O Ethyl alcohol and H2O Ethyl alcohol Methyl alcohol Methyl alcohol and H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium oxide Sodium silicate Calcium phosphate Sodium phosphate Calcium oxide Sodium silicate Calcium phosphate Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP
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