Advertisements
Advertisements
Question
Taking sodium carbonate as an example, give the meaning of the following terms:
Anhydrous
Advertisements
Solution
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
RELATED QUESTIONS
What happens when copper sulphate crystals are heated strongly? Explain with the help of an equation.
What is meant by ‘hydrated’ salts? Explain with examples.
name two salts which are neutral, when dissolved in water.
State one observation for each of the following :
Lead nitric is heated strongly in a test tube.
State what would you observe when :
Washing soda crystals are exposed to the atmosphere.
Many salts absorb water from the atmosphere. This property is called:
One of the constituents of baking powder is sodium hydrogencarbonate. The other constituent is :
Name the salt formed when sulphuric acid is added to sodium hydroxide and write its pH.
You are provided with the list of chemicals mentioned below in the box:
| Sodium hydroxide solution, copper carbonate, zinc, hydrochloric acid, copper, dilute sulphuric acid, chlorine, iron |
Using suitable chemicals from the list given, write a balanced chemical equation for the preparation of the salt mentioned below:
Ferric chloride
Select the correct answer from A, B, C, D and E.
A compound which in the aqueous solution state, is neutral in nature.
