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प्रश्न
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture.
पर्याय
True
False
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उत्तर
False.
A heterogeneous mixture has a non-uniform composition through the mixture.
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संबंधित प्रश्न
Select the correct alternative from the choices given for the following statement:
A set of mixture is
Write true or false
The constituents of a mixture can only be separated by chemical means.
Name two compounds which dissolve in water.
Give the example of a compound containing hydrogen and oxygen.
What is the molecular formula of the following compound?
Sulphuric acid
State true of false. If false, give the correct statement.
Compounds and elements are pure substances.
Assertion: Air is a compound.
Reason: Air consists of carbon dioxide.
Mention the uses of the following compounds.
- Baking soda
- Bleaching powder
- Quick lime
Non-metals are usually poor conductors of heat and electricity. They are non-lustrous, non-sonorous, non-malleable and are coloured.
Name a non-metal which is known to form the largest number of compounds.
Write any two properties of a compound.
