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Question
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
Solution
\[\ce{PbCO1 + 2HNO1 -> Pb(NO1)2 + H2O + CO2 - Pb(NO1)2 + 2NaCI -> PbCI2 + 2NaNO1}\]
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RELATED QUESTIONS
Distinguish between the given pairs of compounds using the test given within brackets:
A lead salt and a zinc salt (using excess ammonium hydroxide)
How is the following salt prepared:
Lead carbonate from lead nitrate.
Give the preparation of the salt shown in the left column by matching with the methods given in the right column. Write a balanced equation for each preparation.
| Salt | Method of preparation |
| Zinc Sulphate | Precipitation |
| Ferrous sulphide | Oxidation |
| Barium Sulphate | Displacement |
| Ferric sulphate | Neutralisation |
| Sodium sulphate | Synthesis |
State how would you prepare copper (II) oxide from
Copper nitrate
Define the following term : Neutralisation
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
Name the method used for preparation of the following salts from the list given below:
(i) Sodium nitrate
(ii) Iron (III) chloride
(iii) Lead chloride
(iv) Zinc sulphate
(v) Sodium hydrogen sulphate
List :
(a) Simple displacement
(b) Neutralization
(c) Decomposition by acid
(d) Double decomposition
(e) Direct synthesis
State the inference drawn from the following observation:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide Identify S.
What is the difference between the chemical nature of an aqueous solution of HCl and an aqueous solution of NH3
Mention the colour change observed when the following indicator is added:
| Solution | Acids | Alkalies |
| Alkaline phenolphthalein solution |
