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प्रश्न
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the sulphur.
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उत्तर
When sulphuric acid reacts with sulphur, the product formed is sulphur dioxide.
\[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
संबंधित प्रश्न
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on zinc sulphide.
Give reason for the following:
When diluting concentrated sulphuric acid, the acid should be added to water and not water to the acid.
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
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
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the carbon.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the copper.
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Active metal + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
The following is the typical property of dilute acid. Complete it by inserting suitable words:
\[\ce{Base + Acid -> \underline{\phantom{.......}} + \underline{\phantom{.......}}}\]
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
