Sources of Airborne Particles Quiz

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What type of pollutants are formed as a result of reactions between primary pollutants and other elements in the atmosphere?

Primary air pollutants

Tertiary air pollutants

Quaternary air pollutants

Secondary air pollutants (correct)

Which gas is both a primary and secondary air pollutant?

Ozone (O3)

Sulfur dioxide (SO2)

Nitrogen dioxide (NO2) (correct)

Nitric oxide (NO)

What is the most important characteristic of air pollutants mentioned in the text?

Their color

Their trans-boundary nature (correct)

Their density

Their odor

What are aerosols loosely defined as, according to the text?

"Any solid or liquid particles suspended in the air" Signup and view all the answers

What is the major concern related to airborne particles less than 10 μm in diameter?

They can be easily inhaled and trapped in the respiratory system Signup and view all the answers

Which natural process results in sea salt crystals being suspended in the air?

Evaporation of droplets of sea water Signup and view all the answers

What is the consequence of the depletion of the upper ozone layer?

Increased risk of cancer due to sun radiation Signup and view all the answers

Which anthropogenic source contributes to the generation of airborne particles?

Power generating plants Signup and view all the answers

What is the biggest source of ammonia emissions?

Livestock Signup and view all the answers

What is the major source of carbon monoxide emissions?

Motor vehicles and industry Signup and view all the answers

What are the effects of exposure to high concentrations of gaseous ammonia?

All of the above Signup and view all the answers

How are volatile organic compounds (VOCs) defined?

Compounds that easily evaporate and enter the atmosphere Signup and view all the answers

What is the role of carbonic acid in the reaction with copper?

Carbonic acid oxidizes the copper into patina and allows hydrogen gas to escape Signup and view all the answers

What causes the rusting of iron under atmospheric conditions?

Catalysis by hydrogen ions and presence of oxygen and water Signup and view all the answers

What is the role of iron impurity sites in the rusting process?

Act as anode for the reduction of O2 gas Signup and view all the answers

Why does increased acid precipitation cause increased rates of corrosion of iron and steel structures?

Increased acid precipitation provides H+(aq) which catalyzes corrosion Signup and view all the answers

Sources of Airborne Particles Quiz

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