Advertisements
Advertisements
प्रश्न
What are hydrous substances? Explain with examples.
Advertisements
उत्तर
Substances which contain water molecules along with salt are hydrated substances.
Examples: Sodium carbonate decahydrate: Na2CO3.10H2O
Copper sulphate pentahydrate: CuSO4.5H2O
APPEARS IN
संबंधित प्रश्न
Give one word for the following statement:
A substance which does not contain water .
Give one word for the following statement:
Water molecules in loose chemical combination with other substances.
Give the names and formulae of two substances.
Hydrated substance
Give the names and formulae of two substances
Anhydrous substance
The substance that can remove hydrogen and oxygen atoms in the ratio of 2:1(in the form of water) from the compound.
What are drying or desiccating agents? Give examples.
Differentiate between an efflorescent, deliquescent & ‘ hygroscopic substance with suitable examples.
Give a reason for the following:
Heating a hydrated copper sulphate crystal is deemed a chemical change.
Name or state the following:
A liquid hydroscopic substance.
Differentiate between the following:
Deliquescent salt and hygroscopic salt
