Chemistry Which one of the following minerals is found in pure form? Bauxite Manganese Iron Copper Bauxite Manganese Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Total number of halogen elements found in the periodic table is 5 13 8 3 5 13 8 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In organic compounds, nitrogen is estimated by Dumas method Liebig's method Carius method Victor-Meyer's method Dumas method Liebig's method Carius method Victor-Meyer's method ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Vitamins Proteins Fats Carbohydrates Vitamins Proteins Fats Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is Na K Mg Ca Na K Mg Ca ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest first ionisation energy is Lithium Sodium Hydrogen Helium Lithium Sodium Hydrogen Helium ANSWER DOWNLOAD EXAMIANS APP
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