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प्रश्न
Write true or false
The constituents of a mixture can only be separated by chemical means.
पर्याय
True
False
उत्तर
False.
The constituents of a mixture can be separated by chemical means and physical means.
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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
Name the elements present in Ammonia
What is the proportion of element present in the following compound?
CO2
State the information obtained from the formula of a compound.
Give the example of a compound containing hydrogen and oxygen.
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?
Hydrochloric acid
What is the molecular formula of the following compound?
Methane
Explain the characteristics of compounds
Match the following.
| Iron | For making wires |
| Copper | Sewing needle |
| Tungsten | As a fuel for ignition in rocket |
| Boron | Making the filament of a bulb |
