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Question
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 iron (III) chloride.
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Solution
Iron (III) chloride can be made by passing dry chlorine gas over Fe in a pyrex tube.
\[\ce{2Fe_{(s)} + 3Cl2_{(s)}->\underset{Iron (III) chloride}{2FeCl3}}\]
RELATED QUESTIONS
How would you obtain salt from another salt?
How is the following salt prepared:
Magnesium carbonate from magnesium chloride.
Explain hydronium ion. Write the ionization of sulphuric acid showing the formation of hydronium ion.
Choosing only substances from the list given in the box below, write equations for the reactions which you would use in the laboratory to obtain:
(i) Sodium sulphate
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| Dilute sulphuric acid |
Copper, Iron, |
Copper carbonate, Sodium carbonate |
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
The diagram given below is to prepare iron (III) chloride in the laboratory.
(i) What is substance B?
(ii) What is the purpose of B?
(iii)Why is iron (III) chloride to be stored in a closed container?
(iv) Write the equation for the reaction between iron and chloride ?
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What is the difference between the chemical nature of an aqueous solution of HCl and an aqueous solution of NH3
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
A is a sodium salt.
Match the salts underlined in Column A with the most suitable method of preparation given in Column B.
| Column A | Column B | ||
| (a) | \[\ce{ZnCl2 \text{from} Zn}\] | 1. | Precipitation |
| (b) | \[\ce{KNO3 \text{from} KOH}\]. | 2. | Direct combination |
| (c) | \[\ce{CaCO3 \text{from} CaCl2}\]. | 3. | Displacement reaction |
| 4. | Neutralization |
