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प्रश्न
The methods of separating components of a given mixture are based on the
विकल्प
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
Write true or false
The constituents of a mixture can only be separated by chemical means.
What is the difference between a pure substance and a mixture ?
What is the proportion of element present in the following compound?
CO2
What is the proportion of element present in the following compound?
CaO
Write the molecular formulae of compound lead sulphide.
Sodium chloride is used as table salt and for flavoring and preserving food.
Classify the following as element and compound,
- Silver
- Ammonia
- Water
- Mercury.
The other name for potassium hydroxide is caustic potash.
A compound has a definite ______.
Name the compounds used in fertilizers.
