6. 'Colloidal dispersion of fine solid particles or liquid droplets, in air or another gas' describes what?
Dispersion
Osmosis
Aerosols
Gases
7. What is the symbol for ozone
O3
O2
O
8. Ozone is a harmful biproduct of what?
Combustion
Photochemical smog
Green house effect
9. Which are more concerning within the troposphere?
Gases that may harm human health
Green house gases
The Green house effect
10. How many points of unsaturation does an alkene have?
1
2
3
11. In terms of the main constituents, are the stratosphere and troposphere similar?
Yes
No
12. Combustion burns what?
Nitrogen
Hydrocarbons
Oxygen
Fuel chains
13. 'haze in the atmosphere accompanied by high levels of ozone and nitrogen oxides, caused by the action of sunlight on pollutants' is the definition for what?
Photochemical smog
Redox light reactions
Green house effect
14. Ozone prevents what?
Lots of UV radiation reaching Earth's surface
Global cooling
Lots of infrared reaching Earth's surface
The albedo effect
15. Organic molecules have what kind of bonds?
Carbon bonds
Covalent bonds
Hydrogen bonds
16. Should ozone be in the troposphere?
No
Yes
17. Which of the following is not a ozone reducing species?