For industrial preparation of CH3CHO catalytic promoter is_________________?

Related Mcqs:

1. Ethanal is prepared industrially by air oxidation of ethylene using palladium chloride as catalyst and _________ as promoter?

   A. PdCl2
   B. Cu2Cl2
   C. CuCl2
   D. PbCl2

2. The preparation of benzene from acetylene can also be said as_________________?

   A. Oxidation
   B. Polymerization
   C. Dehydration
   D. Condensation

3. Preparation of vegetable ghee involves_________________?

   A. halogenation
   B. hydroxylation
   C. hydrogenation
   D. hydration

4. The best method of preparation of alkyl halides is a reaction of alcohol with__________________?

   A. Zn / HCI
   B. SOCl2 / Pyridine
   C. PCI3
   D. PCI5

5. Polyethylene Glycols are used in the preparation of which type of detergents?

   A. Cationic detergents
   B. Anionic detergents
   C. Non-ionic detergents soap
   D. All of above

   Submitted by: Muhammad Ali Kunbhar

6. Industrial materials thermal power stations are coated with__________________?

   A. Polyester resins
   B. Epoxy paints
   C. polyamide resins
   D. Polyvinyl chloride

7. Industrial materials and thermal power stations are coated with______________________?

   A. Polyester resins
   B. Epoxy paints
   C. Polyamide resins
   D. Polyvinyl chloride

8. In the purification of portable water the coagulant used is_________________?

   A. alum
   B. nickel sulphate
   C. copper sulphate
   D. barium sulphate

9. Unit of rate of reaction is_________________?

   A. Moles dm-3 sec-1
   B. Moles dm-3
   C. Moles sec-1
   D. Mol-1 dm3 sec-1

10. The anhydride of HCIO4 is_________________?

    A. Cl2O
    B. Cl2O6
    C. ClO2
    D. Cl2O7