Styrene is produced from ethyl benzene by the process of________________?

Related Mcqs:

1. Styrene is produced from ethyl benzene by the process of__________________?

   A. Dehydrogenation
   B. Oxidation
   C. Alkylation
   D. Dehydration

2. ______________ is produced by the dehydrogenation of ethyl benzene ?

   A. Styrene
   B. Ethyl alcohol
   C. Cumene
   D. Phenol

3. Isopropyl benzene produced by alkylation of benzene with propylene is known as _________________?

   A. Neoprene
   B. Cumene
   C. Gelatin
   D. Mercaptans

4. Dehydrogenation of ethyl benzene produces __________________ ?

   A. Styrene
   B. Naphthalene
   C. Phenol
   D. Benzoic acid

5. Styrene (a monomer for the production of polystyrene) is commercially produced by ____________________?

   A. Catalytic dehydrogenation of ethyl benzene
   B. Dehydration of ethyl alcohol followed by hydrogenation
   C. Reacting ethylene oxide with acetaldehyde
   D. Fermentation of starch

6. Detergent is produced by the sulphonation of dodecyl benzene, which is an ________________ reaction?

   A. Endothermic
   B. Exothermic
   C. Irreversible
   D. Both B. and C.

7. The process used for the manufacture of ethyl alcohol from molasses is_________________?

   A. Distillation
   B. Dehydration
   C. Dehydrogenation
   D. None of these

8. Starting material for the production of styrene butadiene rubber (SBR) is________________?

   A. Ethyl alcohol
   B. Ethylene
   C. Both A. & B.
   D. Neither A. nor B.

9. Styrene-butadiene-rubber (SBR) as compared to natural rubber has________________?

   A. Poorer tensile strength
   B. Poorer resistance to oxidation
   C. Greater amount of heat build-up under heavy loading
   D. All A , B. and C.

10. Fermentation of molasses to produce ethyl alcohol is done at ________________ °C?

    A. 20 – 30
    B. < – 5
    C. 100 – 150
    D. 250 – 300