Tetraethyl lead is used as______?

Related Mcqs:

1. The compound which is added to leaded gasoline to save engine from lead oxide and lead sulphate deposits is__________________?

   A. Ethylene iodide
   B. Ethylene bromide
   C. Ethylene chloride
   D. Ethylene fluoride

2. Percentage of lead in lead pencil is________?

   A. Zero
   B. 20
   C. 80
   D. 70

   Submitted by: Muhammad Ali Kunbhar

3. Lead accumulators are_______________?

   A. secondary cell
   B. primary cell
   C. voltaic cell
   D. both A & C

4. Capacity of one lead accumulator cell is___________________?

   A. 1.5 volts
   B. 2 volts
   C. 3 volts
   D. 1 volts

5. Percentage of sulfuric acid in lead accumulator is__________________?

   A. 40%
   B. 25%
   C. 30%
   D. 50%

6. Density of H2SO4 in lead accumulator is__________________?

   A. 1.25g/cm3
   B. 1.3g/cm3
   C. 1.20g/cm3
   D. 1.15g/cm3

7. Lead battery is secondary battery the paste used in it is______________?

   A. Magnese dioxide
   B. Zinc chloride
   C. Ammonium chloride
   D. AOT

   Submitted by: Safeullah Bullo

8. Calcarious material includes_________________?

   A. lime stone
   B. marble
   C. chalk
   D. all of the above

9. Radiations are absorbed in_______________?

   A. Spectrophotometer method
   B. Dilatometric method
   C. Optical relation method
   D. Refractometric method

10. Which of the following has lowest lattice energy?

    A. LiF
    B. NaCl
    C. KBr
    D. CsI

    Submitted by: Abdul Basit Lashari