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प्रश्न
Define the following term:
Neutralisation
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उत्तर
It is the process by which H+ ions of an acid react completely with water the [OH-] ions of a base to give salt and water only.
For example : \[\ce{2NaOH + H2SO4 → Na2SO4 + 2H2O}\]
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संबंधित प्रश्न
Write a balanced chemical equation for the preparation of the following salts
Copper carbonate
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.
Explain why fused calcium chloride is used in the preparation of FeCI3?
Choose the method of preparation of the following salts, from the methods given in the list:
[List : A. Neutralization B. Precipitation C. Direct combination D. Substitution ]
(i) Lead chloride
(ii) Iron (II) sulphate
(iii) Sodium nitrate
(iv) Iron (III) chloride
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
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 |
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A covalent oxide of a metalloid.
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.
