Advertisements
Advertisements
प्रश्न
Name the method used for preparation of the following salts from the list given below:
(i) Sodium nitrate
(ii) Iron (III) chloride
(iii) Lead chloride
(iv) Zinc sulphate
(v) Sodium hydrogen sulphate
List :
(a) Simple displacement
(b) Neutralization
(c) Decomposition by acid
(d) Double decomposition
(e) Direct synthesis
Advertisements
उत्तर
| (i) Sodium nitrate | (b) Neutralisation |
| (ii) Iron (III) chloride | (e) Direct synthesis |
| (iii) Lead chloride | (d) Double decomposition |
| (iv) Zinc sulphate | (a) Simple displacement |
| (v) Sodium hydrogen sulphate | (c) Decomposition by acid |
संबंधित प्रश्न
What kind of salt prepared by direct combination. Write an equation for the reaction that takes place in preparing the salt you have named.
State how would you prepare copper (II) oxide from
Copper nitrate
State how would you prepare copper (II) oxide from
copper sulphate
Write the balanced equation for the preparation of the following compounds, starting from iron and using other substance: Iron (II) chloride
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Choosing the correct words given in brackets, complete the sentence given below: Sodium sulphate from sodium carbonate.
Explain the following method with example.
Direct combination
From the list given below, which one is:
[SO2, SiO2, Al2O3, CO, MgO, Na2O]
- A covalent oxide of a metalloid.
- An oxide which when dissolved in water form acid.
- A basic oxide.
- An amphoteric oxide.
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 chloride.
For the preparation of the following salts - give a balanced equation in the following case.
Lead [II] chloride from lead carbonate [give two equations]
