Acid Rain (n). WHAT IS ACID RAIN (n) ? Generally, rain water(n) has a pH value(n) of(prep.) 5.6...
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Transcript of Acid Rain (n). WHAT IS ACID RAIN (n) ? Generally, rain water(n) has a pH value(n) of(prep.) 5.6...
![Page 1: Acid Rain (n). WHAT IS ACID RAIN (n) ? Generally, rain water(n) has a pH value(n) of(prep.) 5.6 because of the carbon dioxide(n) from air(n) dissolved(v)](https://reader035.fdocuments.in/reader035/viewer/2022072013/56649e6a5503460f94b67f35/html5/thumbnails/1.jpg)
Acid Rain(n)
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WHAT IS ACID RAIN(n)?
• Generally, rain water(n) has a pH value(n) of(prep.) 5.6 because of the carbon dioxide(n) from air(n) dissolved(v) in it(pn).
• Any rainfall(n) has a pH value less than 5.6 is defined(v) as acid rain(n)
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• When gas pollutants(n) e.g. sulphur dioxide, nitrogen dioxide dissolve(v) in(prep.) rain water(n), various acids(n) are formed(v).CO2 + H2O H2CO3 (carbonic acid)(n)SO2 + H2O H2SO3 (sulphorous acid)NO2 + H2O HNO2 (nitrous acid) +
HNO3 (nitric acid)
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CAUSES OF ACID RAINSO2 : 70% NOx : 30%
X = 1 or 2
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Formation(v) of Sulphuric Acid(n) (H2SO4)
2SO2(g) + O2(g) 2SO3(g)
SO3(g) + H2O(l) H2SO4(aq)
Formation(v) of Nitric Acid(n) (HNO3)2NO(g) + O2(g) 2NO2(g)
4NO2(g) + 2H2O(l) + O2(g) 4HNO3(aq)
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FORMATION OF ACID RAIN
SO2
NOX
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1.Vegetation(n)• Wash(v) away(av) essential(adj)
nutrients(n) ions from soil(n)• Poor(av) growth(v) of plants(n)
ENVIRONMENTAL PROBLEMS(n)
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2.Aquatic Life(n)
• Inflow(v) of acidic(adj) water(n) containing(v) poisonous(adj) metal ions(n)
• Kill(v) the fish(n) and water plants(n)
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3. Building(n)• Acid rain(n) attacks(v) the building
materials(n) and causes(v) corrosion(n).
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BUCKLE UP FOR ACTIVITY…
YOU HAVE TO ANSWER EACH QUESTION WITHIN 15
SECONDS…!!!
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1. What is an acid rain?
2.What is the main air pollutants for the formation of acid rain?
Question and Answer
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3.What is the pH range for the acid rain?
4.What are the major sources of air pollutants?
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5.What is the side effect of acid rain on plants?
6. What is the side effect of acid rain on marine life?
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7. What is the side effect of acid rain on building material?
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•Find out the parts of speech in the answers written by you.