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प्रश्न
Explain why fused calcium chloride is used in the preparation of FeCI3?
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उत्तर
As iron (III) chloride (FeCl3) is highly deliquescent, so it is kept dry with the help of fused calcium chloride.
संबंधित प्रश्न
Write a balanced chemical equation for the preparation of the following salts
Copper carbonate
How is the following salt prepared:
Sodium nitrate from sodium hydroxide.
How is the following salt prepared:
Magnesium carbonate from magnesium chloride.
Choosing the correct words given in brackets, complete the sentence given below: Lead sulphate from lead nitrate.
The preparation of lead sulphate from lead carbonate is a two step process (lead sulphate cannot be prepared by adding dilute sulphuric acid to lead carbonate)
What is the first step that is required to prepare lead sulphate from lead carbonate?
Write the equation for the following reaction:
Magnesium sulphate solution is mixed with barium chloride solution.
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
Explain the following method with example.
Direct combination
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
A is a sodium salt.
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.
