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प्रश्न
Name two compounds which dissolve in water.
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उत्तर
Two compounds which dissolve in water are sugar, table salt.
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संबंधित प्रश्न
Fill in the blank
In a _______ the substances are not combined chemically.
Write true or false
The constituents of a mixture can only be separated by chemical means.
Name the elements which form water.
How will you justify that water is a compound?
Name the elements present in Ammonia
Name the elements present in Marble
What is the proportion of element present in the following compound?
CO2
What is the proportion of element present in the following compound?
NO2
State four differences between compounds and mixtures.
Write the molecular formulae of compound calcium oxide.
Write the molecular formulae of compound lead sulphide.
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 the term
What is the molecular formula of the following compound?
Methane
State true of false. If false, give the correct statement.
Compounds and elements are pure substances.
Mention the uses of the following compounds.
- Baking soda
- Bleaching powder
- Quick lime
Write any two properties of a compound.
Higher-Order Thinking questions:
Why is water considered a compound?
A compound has a definite ______.
Name the compounds used in fertilizers.
