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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.
\[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as King of chemicals.
Comment, sulphuric acid is referred to as oil of vitriol.
What is the name given to the salts of sulphurous acid?
Give reasons for the following:
Brisk effervescence is seen when oil of vitriol is added to sodium carbonate.
Copy and complete the following table:
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated acid | Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
Fill in the blank with appropriate word/words :
For the reaction SO2 + O2⇌ SO3 + Heat, the favourable conditions are _________ and __________.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the carbon.
State the observation for the following, when:
Concentrated sulphuric acid is added to carbon.
What property of Sulphuric acid is exhibited in the following case?
In the preparation of HCI gas when it reacts with Sodium chloride.
