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Question
Write equation for the laboratory preparation of the following salt, using sulphuric acid: Iron (II) sulphate from the iron.
Solution
Fe + dilute H2SO4 → FeSO4 + H2
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RELATED QUESTIONS
What kind of salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
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The following is a list of methods for the preparation of salts.
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B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
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(b) Carbonate + acid
(c) Precipitation
(d) Direct combination
(e) Titration
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| Salt | Method of Preparation |
| Ammonium Sulphate | |
| Calcium carbonate | |
| Iron (III) chloride | |
| Lead nitrate | |
| Zinc sulphate |
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
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Potassium sulphate from potassium hydroxide solution
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(i) Sodium nitrate
(ii) Iron (III) chloride
(iii) Lead chloride
(iv) Zinc sulphate
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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.
You are provided with the following chemicals:
NaOH, Na2CO3, H2O, Zn(OH)2, CO2, HCI, Fe, H2SO4, CI2, Zn.
Using the suitable chemicals from the given list only, state briefly how you would prepare sodium sulphate.
