Carborundum consists mainly of_________________?

Related Mcqs:

1. Portland cement consists mainly of__________________?

   A. CaO & SiO2 B. SiO2 & Al2O3 C. CaO & Al2O3 D. CaO & Fe2O3...

2. Producer gas consists mainly of________________________?

   A. CO, CO2 N2, H2 B. CO, H2 C. H2, CH4 D. C2H2, CO2, H2...

3. Coke oven gas consists mainly of ____________________?

   A. H2, & CH4 B. CO, & CO2 C. H2, & CO D. CH4, & CO...

4. Mannheim furnace is used in the manufacture of_________________?

   A. Hydrochloric acid B. H2SO4 by Chamber process C. Calcium carbide D. Corundum...

5. Chalcopyrite is the main ore of_________________?

   A. Copper B. Lead C. Tin D. Iron...

6. L.D. converter is used in the production of_________________?

   A. Pig iron B. Steel C. Copper D. Zinc...

7. 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...

8. Gelatine which is a nitrogenous organic protein is obtained by the hydrolysis of_________________?

   A. Collagen B. Tannin C. Molasses D. Carbohydrate...

9. Acetone is produced by catalytic dehydrogenation of_________________?

   A. Phenol B. Naphthalene C. Isopropanol D. Ethyl benzene...

10. Sea weeds are an important source of_________________?

    A. Fluorine B. Chlorine C. Bromine D. Iodine...