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प्रश्न
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphide
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उत्तर
\[\ce{Fe + S -> FeS}\]
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संबंधित प्रश्न
Explain why It is necessary to find out the ration of reactants required in the preparation of sodium sulphate.
How many salts can be obtained from ortho phosphoric acid? Is there any difference in the salts formed by the acid?
State how would you prepare copper (II) oxide from
Copper nitrate
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
Iron (II) sulphate
The diagram given below is to prepare iron (III) chloride in the laboratory.
(i) What is substance B?
(ii) What is the purpose of B?
(iii)Why is iron (III) chloride to be stored in a closed container?
(iv) Write the equation for the reaction between iron and chloride ?
Write the equations for the reaction to prepare lead sulphate from lead carbonate.
Give the equation for the preparation of the following salt from the starting material given.
Lead chloride from lead carbonate (two equations)
Explain why Anhydrous FeCl3 cannot be prepared by heating hydrated iron (III) chloride.
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:
Copper sulphate.
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.
