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प्रश्न
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 |
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उत्तर
| Column 1 | Column 2 | Column 3 |
| Substance reacted with acid | Dilute or concentrated acid | Gas |
| Zinc | Dilute sulphuric acid | Hydrogen |
| Calcium carbonate acid | Concentrated sulphuric acid | Carbon dioxide |
| Bleaching power (CaOCl2) | Dilute sulphuric acid | Only chlorine |
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as oil of vitriol.
Give reason for the following:
Red brown vapours are produced when concentrated sulphuric acid is added to hydrogen bromide.
Write a balanced chemical equation for each of the following reactions :
Action of dilute sulphuric acid on sodium hydroxide.
How are the following conversions brought about? Give equation and condition:
Sulphur trioxide to sulphur acid.
How will you distinguish between conc. HCl and conc. H2SO4?
Sulphuric acid is manufactured by the contact process.
Name the catalyst used.
Sulphuric acid is manufactured by the contact process
Name a gas that can be oxidized to sulphur.
Write a balanced chemical equation:
When hot and concentrated sulphuric acid reacts with the NaOH.
Some properties of sulphuric acid are listed below. Choose the property A, B, C or D which is responsible for the reactions (i) to (v). Some properties may be repeated:
- Typical acid
- Dehydrating agent
- Non-volatile acid
- Oxidizing agent
- \[\ce{C12H22O11 + nH2SO4 -> 12C + 11H2O + nH2SO4}\]
- \[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\]
- \[\ce{NaCl + H2SO4 -> NaHSO4 + HCl}\]
- \[\ce{CuO + H2SO4 -> CuSO4 + H2O}\]
- \[\ce{Na2CO3 + H2SO4 -> Na2SO4 + H2O + CO2}\]
What property of Sulphuric acid is exhibited in the following case?
In the preparation of HCI gas when it reacts with Sodium chloride.
