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

Related Mcqs:

1. Ammonium cynanate was 1st Inorganic compound that was converted into an Organic compound (in Lab) through boiling water. The organic compound was____.

   A. Methane
   B. Ethanol
   C. Acetic acid
   D. Urea

   Submitted by: Aamir khan Hullio

2. Consider the following reaction- 2KCIO3 + H2C2O4 + H2SO4 ? K2SO4 + 2H2O + 2CO2 + Oxide Which oxide of chlorine is produced in the above reaction ?

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

3. The chemical (Ethyl Mercaptan) added to the otherwise odourless LPG cooking gas for imparting a detectable smell to the gas is a compound of:_______?

   A. Bromine
   B. Fluorine
   C. Chlorine
   D. Sulphur

   Submitted by: Muhammad Ali Kunbhar

4. Percentage of lead in lead pencil is________?

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

   Submitted by: Muhammad Ali Kunbhar

5. Permanent hardness of water due to sulphate of metals can be destroyed by the use of ________ ?

   A. Zeolites
   B. Sulphonides
   C. Lime
   D. Nitrates

   Submitted by: Rashid Mehmood

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. moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is______________________?

   A. 0.18 mole
   B. 0.27 mole
   C. 0.24 mole
   D. 0.09 mole

9. Octane rating of Gasoline can be increased by __________?

   A. Refining
   B. Cracking
   C. Reforming
   D. None of These

   Submitted by: Aamir khan Hullio

10. A brivalent metal has the equivalent weighr of 12. The molecular weight to its oxide will be_______?

    A. 24
    B. 32
    C. 36
    D. 40

    Submitted by: Muhammad Ali Kunbhar