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Question
Differentiate between homogeneous and heterogeneous mixtures with suitable examples.
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Solution 1
| Homogeneous mixture |
Heterogeneous mixture |
| These are called as solutions |
These are called as suspensions/colloids |
| Substances are Uniformly distributed |
These substances are Unevenly distributed |
| These are not visible to the naked eye, but visible through the microscope |
These are easily visible to the naked eye and also through a microscope |
| The particles appear smaller in size | The particles are either smaller or larger in size |
| These are pure substances |
These are not pure substances |
| They represent the same physical properties |
They do not possess the same physical properties |
| Examples include milk, gasoline, sugar solution, corn oil, fog, etc | Examples are a mixture of mud & water, beach sand, vinegar, air cloud, etc |
Solution 2
The main characteristics of the mixture (Iron + Sulphur) are :
Homogeneous mixtures :
- There constituents are uniformly mixed.
- The properties and composition are the same throughout the mixture.
Examples:
- alcohol and water
- salt and water
- sugar and water
Heterogeneous mixtures :
- Their constituents are not uniformly mixed.
- The properties and composition vary throughout the mixture.
Examples:
- oil and water
- sand and water
- chalk and water
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