which Compound Destroy The OZONE ?

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. A single chlorine free radical can destroy how many ozone molecules ?

   A. 10
   B. 100
   C. 10000
   D. 100000

3. Ozone hole is substantial depletion of ozone in every year during__________________?

   A. Aug – Nov
   B. Sep – Nov
   C. Nov – Dec
   D. Dec – Jan

4. In which of the following layer of atmosphere there is more thickness of ozone layer ?

   A. troposphere
   B. stratosphere
   C. mesosphere
   D. photosphere

5. Which of the following air pollutants is more dangerous for ozone layer ?

   A. CFC
   B. CO2
   C. CO
   D. Oxides of nitrogen

6. The rate of formation of ozone depends on the flux of:

   A. visible radiation
   B. Ultra violet radiation
   C. Infrared radiation
   D. Gamma rays

   Submitted by: Said wali shah

7. Ozone is formed in the upper layer of the atmosphere from oxygen by action of:____________?

   A. Free radicals
   B. Cosmic rays
   C. Nitrogen oxides 
   D. UV -rays

   Submitted by: Said wali shah

8. The species which donate two electron pairs in a coordination compound is called__________________?

   A. ligand
   B. mono-dentate ligand
   C. poly-dentate ligand
   D. bi-dentate ligand

9. When benzene is substituted by halogens only which one of the following halogens only which one of the following halogens is given the number one position in the ring while writing the name of compound ?

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

10. The molecular formula for cholesterol is C27 H46 O. What are the degrees of unsaturation for this compound?

    A. 5
    B. 6
    C. 7
    D. 8

    Submitted by: Muhammad Ali Kunbhar