Lead accumulators are_______________?

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. The number of fundamental particles in an atom of the lightest isotope carbon are_______________?

   A. 6
   B. 12
   C. 18
   D. 20

4. Spontaneous reactions are_______________?

   A. Moderate
   B. Slow
   C. Fast
   D. not natural

5. Capacity of one lead accumulator cell is___________________?

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

6. Percentage of sulfuric acid in lead accumulator is__________________?

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

7. Density of H2SO4 in lead accumulator is__________________?

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

8. Tetraethyl lead is used as______?

   A. Pain Killer
   B. Fire Extinguisher
   C. Mosquito Repellent
   D. Petrol Additive

   Submitted by: Muhammad Ali Kunbhar

9. 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

10. Voltaic cell is a_________________?

    A. irreversible cell
    B. reversible cell
    C. alkaline cell
    D. all of the above