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प्रश्न
State why brass is considered as a homogenous mixture while a mixture of iron & sulphur – heterogenous.
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उत्तर
BRASS is HOMOGENOUS because the mixture is just the same throughout and its constituents cannot be distinguished from each other i.e. composition is the same throughout.
Whereas in Heterogenous mixture of iron and sulphur, the constituents. It can be separated easily by a magnet, the particles can be distinguished from each other and composition is not uniform.
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संबंधित प्रश्न
Tick the most appropriate answer.
The constituents of a mixture are present in
- a fixed ratio
- a variable ratio,
- the ratio of 2: 1
- none of these
What are the different types of mixtures ?
Give one example for the following types of mixtures:
liquid-gas homogenous mixture
Find the atomicity of the Following molecule:
Aluminium Suiphide
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A metal which is a liquid at room temperature is _______.
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A liquid non-metal is _______.
Indicate whether the following statement is true or false:
Molecules can exist independently.
With reference to elements – define the term ‘molecule’. Give two examples each of a monoatomic, diatomic & polyatomic molecule.
Give an example of two liquids which form homogenous.
Name the two elements which are derived from the country.
