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प्रश्न
The following is a list of methods for the preparation of salts.
A – direct combination of two elements
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Anhydrous ferric chloride.
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उत्तर
The best method of preparing anhydrous ferric chloride is the method A – direct combination of two elements.
\[\ce{2Fe + 3Cl2 ->[\Delta]\underset{Anhydrous ferric chloride}{2FeCl3}}\]
संबंधित प्रश्न
Write a balanced chemical equation for the preparation of the following salts
Copper carbonate
State how would you prepare copper (II) oxide from
Copper nitrate
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
lead sulphate using dilute sulphuric acid.
Choosing the correct words given in brackets, complete the sentence given below: Lead sulphate from lead nitrate.
Choosing the correct words given in brackets, complete the sentence given below: Sodium sulphate from sodium carbonate.
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
State the inference drawn from the following observation:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide Identify S.
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.
For the preparation of the following salts - give a balanced equation in the following case.
Lead [II] chloride from lead carbonate [give two equations]
