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प्रश्न
Write true or false
Handpicking can be used as a separation technique if the particle size of the constituents of the mixture is the same.
पर्याय
True
False
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उत्तर
False
Handpicking can be used as a separation technique if the particle size of the constituents of the mixture is not the same.
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संबंधित प्रश्न
What is the difference between a pure substance and a mixture ?
Define Compounds
Name the elements present in Marble
State the information obtained from the formula of a compound.
Write the molecular formulae of compound hydrogen sulphide.
Give the example of a compound containing nitrogen and oxygen.
What is the molecular formula of the following compound?
Sodium chloride
What is the molecular formula of the following compound?
Methane
Which of the following are not compounds?
- Chlorine gas
- Potassium chloride
- Iron
- Iron sulphide
- Aluminium
- Iodine
- Carbon
- Carbon monoxide
- Sulphur powder
Complete the table
| Compound | Constituent elements |
| Sodium carbonate | Sodium, Carbon. Oxygen |
| Water | |
| Calcium oxide | |
| Sugar | Carbon, Hydrogen, Oxygen |
