Advertisements
Advertisements
Question
Compare the properties of iron [II] sulphide with the iron-sulphur mixture, considering iron [II] sulphide as a compound & particles of iron & sulphur mixed together as an example of a mixture.
Advertisements
Solution
Iron and sulphur mixture :
- The constituents i.e. iron and sulphur are seen separately.
- Iron attracts and clings to the magnet.
- On adding dil. HC1 to the mixture H2 gas evolves.
Iron [II] sulphide is a compound
- It is a black solid.
- On bringing a magnet near it we cannot separate iron.
- On adding dil. HCl to it H2S gas evolves.
APPEARS IN
RELATED QUESTIONS
How is sodium chloride different from its constituent elements ?
Tick the most appropriate answer.
The different constituents of ink are separated by
Write true or false
The constituents of a mixture can only be separated by chemical means
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Sodium chloride and potassium nitrate
Name the following:
The heavier liquid component from mercury and water.
How can husk or fine dust particles be separated from rice before cooking?
Why do we separate mixtures?
How can you separate a large quantity of tiny bits of paper mixed with pulses/dal?
How would you obtain clear water from a sample of muddy water?
You are provided with a mixture of salt, sand, oil and water. Write the steps involved for the separation of salt, sand and oil from the mixture by giving an activity along with the diagram.
