Advertisements
Advertisements
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 sodium sulphate.
Advertisements
Solution
Sodium sulphate can be prepared by neutralising NaOH with H2SO4.
\[\ce{2NaOH + H2SO4 -> \underset{sulphate}{\underset{Sodium}{Na2SO4}} + 2H2O}\]
RELATED QUESTIONS
Write a balanced chemical equation for the preparation of the following salts
Copper carbonate
How would you obtain salt from another salt?
How is the following salt prepared:
Calcium sulphate from calcium carbonate,
Explain hydronium ion. Write the ionization of sulphuric acid showing the formation of hydronium ion.
State how would you prepare copper (II) oxide from
copper sulphate
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
Match the salts given in Column I with their method of preparation given in Column II:
| Column I | Column II | ||
| (i) | Pb(NO3)2 from PbO | (a) | Simple displacement |
| (ii) | MgCl2 from Mg | (b) | Titration |
| (iii) | FeCl3 from Fe | (c) | Neutralization |
| (iv) | NaNO3 from NaOH | (d) | Precipitation |
| (v) | ZnCO3 from ZnSO4 | (e) | Combination |
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.
D is a soluble salt of zinc.
Select the word/s given which are required to correctly complete the blanks.
If a piece of magnesium was put into a solution M, ______ gas would be evolved.
