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प्रश्न
Write the equations for the reaction to prepare lead sulphate from lead carbonate.
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उत्तर
\[\ce{PbCO3 + 2HNO3 -> Pb(NO3)2 + H2O + CO2}\]
\[\ce{Pb(NO3)2 + 2HCl -> PbCl2 + 2HNO3}\]
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संबंधित प्रश्न
Describe giving all practical details, how would you prepare:
lead sulphate from metallic lead.
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.
State how would you prepare copper (II) oxide from
copper sulphate
Give equation to prepare the following as directed
PbCO3 from Pb(NO3)
Write the balanced equation for the preparation of the following compounds, starting from iron and other substance:
lead sulphate using dilute sulphuric acid.
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 ?
State the inference drawn from the following observation:
Salt S is prepared by reacting dilute sulphuric acid with copper oxide Identify S.
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.
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 zincate.
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.
