Chemistry
Related Questions
Give reason:
Silica gel pouches are kept in unused water bottles.
Give reason:
Table salt becomes moist during rainy season.
The salt which gives water vapour on heating is called :
- Hydrated
- Hygroscopic
- Deliquescent
- Anhydrous
Which of the following salts cause permanent hardness of water ?
- Calcium sulphate
- Calcium bicarbonate
- Sodium chloride
- Magnesium nitrate