The amount of benzene present in pure Benzol is about _______________ percent ?

Related Mcqs:

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

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

2. Pure rectified spirit contains about _________________ percent alcohol?

   A. 45
   B. 70
   C. 95
   D. 99.5

3. The most popular and common detergent i.e., alkyl benzene sulfonate (ABS) is a/an ______________ detergent ?

   A. Cationic
   B. Anionic
   C. Amphoteric
   D. Semi polar

4. Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?

   A. V2O5
   B. Pt
   C. Ni
   D. Cr

5. Styrene is produced from ethyl benzene by the process of________________?

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

6. BHC (Benzene hexachloride) is made by the chlorination of benzene_____________________?

   A. Which is an addition reaction
   B. Which is a substitution reaction
   C. In absolute dark
   D. In presence of sunlight

7. Cumene (isopropyl benzene) is made by ____________________?

   A. Oxidation of naphthalene
   B. Propylene alkylation of benzene
   C. Polymerisation of a mixture of benzene & propylene
   D. None of these

8. Dehydrogenation of ethyl benzene produces __________________ ?

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

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

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

10. Aryl benzene sulphonate (ABS) is a____________________?

    A. Detergent
    B. Plasticiser for unsaturated polyester
    C. Starting material for the synthesis of glycerine
    D. Coating ingredient for photographic film