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प्रश्न
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
उत्तर
ZnS + H2SO4(dil) → ZnSO4 + H2S
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as Oil of vitriol.
What is the name given to the salts of sulphuric acid?
Name the following:
Products obtained by dissolving sulphur dioxide and chlorine in water.
Give reason for the following:
When diluting concentrated sulphuric acid, the acid should be added to water and not water to the acid.
Name two other acids other than sulphuric acid, which can be prepared by using sulphuric acid.
In using sulphuric acid to prepare other acids, as mentioned above, which property of sulphuric acid is used ?
A, B, C and D summarise the properties of sulphuric acid depending on whether it is dilute or concentrated.
A = Typical acid property
B = Non-Volatile acid
C = Oxidising agent
D = Dehydrating agent
Choose the property (A, B, C or D) depending on which is relevant to each of the following :
(i) Preparation of hydrogen chloride gas
(ii) Preparation of copper sulphate from copper oxide
(iii) Action of cone, sulphuric acid on sulphur
Making use only of substances chosen from those given below:
Dilute sulphuric acid
Sodium carbonate
Zinc
Sodium sulphite
Lead
Salcium carbonate
Give the equation for the reaction by which you could obtain:
(i) Hydrogen
(ii) Sulphur dioxide
(iii) Carbon dioxide
(iv) Zinc Carbonate (two steps required).
Sulphuric acid is manufactured by the contact process.
Name the catalyst used.
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Carbonate/hydrogen carbonate + Acid → ______ + ______ + ______
