Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material ?

Related Mcqs:

1. Most easily and cheaply available fibrous raw material for paper manufacture available in India is bamboo. The yield of pulp produced from fibrous raw material by mechanical process is about _____________ percent?

   A. 75
   B. < 10
   C. > 30
   D. 50

2. Caprolactam (a raw material for nylon-6 manufacture) is produced from ___________________?

   A. Phenol
   B. Naphthalene
   C. Benzene
   D. Pyridine

3. ______________ is produced using molasses as the starting raw material ?

   A. Methyl alcohol
   B. Ethyl alcohol
   C. Benzol
   D. Dimethyl ether

4. Digestion of wood-base materials (for manufacture of pulp) is done to __________________?

   A. Remove lignin
   B. Produce long fibres
   C. Prevent deterioration on storage
   D. None of these

5. Commercial production of soda ash by Solvay process requires limestone, ___________________ as raw materials?

   A. Coke and sand
   B. Brine and coal
   C. Coke and caustic soda
   D. None of these

6. Commercial production of calcium carbide requires limestone and __________________ as raw materials?

   A. Coke
   B. Sand
   C. Soda ash
   D. Fuel oil

7. Thermosetting materials ______________________?

   A. Are cross-linked molecules
   B. Soften on application of heat
   C. Are solvent soluble
   D. None of these

8. Wood charcoal is used for decolouration of sugar, because it _______________ the coloured materials?

   A. Adsorbs
   B. Oxidises
   C. Reduces
   D. Converts

9. Calcareous & argillaceous materials are used in the manufacture of ___________________?

   A. Lead
   B. Cement
   C. Carbon disulphide
   D. None of these

10. Raw materials required for the manufacture of __________________ is acetylene and hydrochloric acid?

    A. Phthalic anhydride
    B. Vinyl chloride
    C. Maleic anhydride
    D. Dacron