Advertisements
Advertisements
प्रश्न
Taking sodium carbonate as an example, give the meaning of the following terms:
Anhydrous
Advertisements
उत्तर
Hydrous salt on heating lose their water of crystallization, such salts are then called anhydrous.
For example: Na2CO3.10H2O on losing 10 molecules of water forms Na2CO3.
APPEARS IN
संबंधित प्रश्न
Write the chemical name and formula of common salt.
Name the major salt present in sea-water.
What happens when a few drops of water are added to anhydrous copper sulphate? Explain with the help of an equation.
What is meant by ‘a family of salts’? Explain with examples.
A salt is dissolved in water and the pH of this salt solution is measured with a universal indicator paper. If the pH of solution is less than 7, the salt is most likely to be ______.
Explain ‘salt hydrolysis’
The pH values of three solutions A, B and C are given in the table. Answer the folloiwng questions:
| Solution | pH value |
| A | 12 |
| B | 2 |
| C | 7 |
Which solution will liberate CO2 when reacted with sodium carbonate?
Name the particles present in :
Strong electrolyte
Define the following term:
Efflorescence
Write any five uses of salts.
