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प्रश्न
Write the reactions of SO2 and oxides of nitrogen which leads to acid rain formation.
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उत्तर
Reactions of SO2:
\[\ce{SO2 + 1/2O2->[hv]SO3}\]
\[\ce{SO3 + H2O->H2SO4}\]
Reactions of oxide of nitrogen:
\[\ce{N2 + O2->[electric][discharge]2NO}\]
\[\ce{2NO + O2 -> 2NO2}\]
\[\ce{3NO2 + H2O->2HNO3 + NO }\]
संबंधित प्रश्न
Give balanced chemical equations to prepare the following salts
Lead sulphate from lead carbonate
Give two examples of a mixed salt.
What is meant by the term weak acid?
From the formulae listed below, choose one in each case corresponding to the salt having the given description :
AgCI, CuCO3, CuSO4.5H2O, KNO3, NaCI, NaHSO4, Pb(NO3), ZnCO3, ZnSO4.7H2O
(a) An acid salt
(b) An insoluble chloride
(c) On treating with concentrated sulphuric acid, this salt changes from blue to white.
(d) On heating this salt changes from green to black.
(e) This salt gives nitrogen dioxide on heating
Macth the following.
| Column A | Column B |
| 1. Acid salt | a. Sodium potassium carbonate |
| 2. Mixed salt | b. Alum |
| 3. Complex salt | c. Sodium Carbonate |
| 4. Double salt | d. Sodium zincate |
|
5. Normal salt |
e. Sodium hydrogen carbonate |
Give a suitable word or phrase for:
A salt containing a metal ion surrounded by other ions or molecules.
Define the following and give two examples in case a normal salt .
Define the following and give two examples in case a basic salt.
Why is toothpaste basic?
The acid which does not form acid salt by a basic radical.
