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प्रश्न
Give reason for the following:
Concentrated sulphuric acid must be stored in airtight bottles.
उत्तर
Concentrated sulphuric acid must be stored in air tight bottles as it gains water from air and gets slightly diluted thus resulting in increase in volume.
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संबंधित प्रश्न
Comment, sulphuric acid is referred to as King of chemicals.
Copy and complete the following table:
| Column 1 Substance reacted with acid |
Column 2 Dilute or concentrated acid |
Column 3 Gas |
| Hydrogen | ||
| Carbon dioxide | ||
| Only chlorine |
What would you observe in the following case?
Sulphur trioxide is dissolved in water on a large scale.
How are the following conversion brought about? Give equation and condition:
Sulphur trioxide to oleum.
How will you distinguish between conc. HCl and conc. H2SO4?
Fill in the blank with appropriate word/words :
Oil of Vitriol is ___________
Write a balanced chemical equation when hot and concentrated sulphuric acid reacts with the following:
Sugar
Which property of sulphuric acid accounts for its use as a dehydrating agent?
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Active metal + acid → ______ + ______
The following are the typical properties of dilute acid. Complete them by inserting suitable words:
Base + Acid → ______ + ______
