Chemical name of ‘alum’ is__________________?

Related Mcqs:

1. Starting raw material for the manufacture of alum is_________________?

   A. Alumina B. Gypsum C. Bauxite D. Ammonium bicarbonate...

2. Alum [Al2(SO4)3] is used as a coagulant in water treatment to remove____________________?

   A. Colour B. Turbidity C. Bacteria D. All A , B. and C....

3. Alum is commercially produced from___________________?

   A. Gypsum B. Feldspar C. Galena D. Bauxite...

4. Chemical formula of BHC, which is an insecticide is__________________?

   A. C6H6Cl6 B. C6Cl6 C. C6H5Cl D. C6H4Cl2...

5. Chemical name of Grignard reagent is__________________?

   A. Sodium thiosulphate B. Ethyl magnesium chloride C. Sodium sulphite D. Sodium bicarbonate...

6. Chemical formula of oleum is_________________?

   A. H2SO3 B. H2SO4 C. H2S2O7 D. H2SO7...

7. Chemical formula of ‘salt cake’ is____________________?

   A. Na2SO4 B. CaSO4 C. MgSO4 D. BaSO4...

8. CaCl(OCl) is the chemical formula of___________________?

   A. Hypo B. Bleaching powder C. Plaster of Paris D. Aqua regia...

9. Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of_________________?

   A. Carbon B. Arsenic C. Lead D. Sulphur...

10. At very high concentration of enzymes, the rate of fermentation chemical reaction is _____________ the concentration of reactants?

    A. Independent of B. Directly proportional to C. Inversely proportional to D. Proportional to the square of...