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प्रश्न
The methods of separating components of a given mixture are based on the
पर्याय
physical properties and state of the components
colour of the components only.
state of the components
none of these
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उत्तर
physical properties and state of the components
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संबंधित प्रश्न
Name the process by which the components of following mixtures can be separated.
- Iron and sulphur
- Ammonium chloride and sand
- Common salt from sea water
- Chaff and grain
- Water and mustard oil
- Sugar and water
Give the example of a compound containing carbon and oxygen.
State two characteristics of water which prove that it is a – compound.
Select the correct answer from the choice given below.
A compound
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to existence
What is the molecular formula of the following compound?
Sulphuric acid
Write any two properties of a compound.
Complete the table
| Compound | Constituent elements |
| Sodium carbonate | Sodium, Carbon. Oxygen |
| Water | |
| Calcium oxide | |
| Sugar | Carbon, Hydrogen, Oxygen |
Higher-Order Thinking questions:
Why is water considered a compound?
The other name for potassium hydroxide is caustic potash.
