Q. In Na₂CO₃.10H₂O, after water, highest percentage composition is of

View solution

Q. Copper can have a charge of

View solution

Q. Formula of Calcium Hydrogen Carbonate indicates

View solution

Q. Metal that burns even more brightly than Magnesium (Mg) is

View solution

Q. Sulfite ion can be written symbolically as

View solution

Q. Formula K₂SO₄ indicates that

View solution

Q. Formula of carbonic acid indicates that

View solution

Q. Valency of Ferrum can be

View solution

Q. Formula of Zinc Chloride (ZnCl₂) indicates that charge on Zinc ion (Zn+2) is

View solution

Q. Valency of iron (Fe) is

View solution

Q. Consider Calcium Carbonate (CaCO₃) and Hydrochloric Acid (HCl) as reactants, molecules of Hydrochloric Acid (HCl) required to balance equation will be

View solution

Q. State symbol indicate the

View solution

Q. Butane (C₄H₁₀)molecular weight is

View solution

Q. Formula of Calcium Hydrogen Carbonate indicates

View solution

Q. Chemical formula of Magnesium Carbonate is

View solution

Q. If valency of both Calcium and Sulphate ion is 2, formula of calcium sulphate will be

View solution

Q. In 10H₂O, total units of water molecules are

View solution

Q. Radical refers to a

View solution

Q. While calculating empirical formula, simplest ratio is obtained by dividing

View solution

Q. To balance Al(OH)₃ + HNO₃ → Al(NO₃)₃ + H₂O, number of H₂O molecules produced will be

View solution