A mixture is a material containing two or more elements or compounds that are in close contact and mixed together in any proportion. The components of a mixture can be separated by simple mechanical or physical means. Some examples are:
Compounds | Mixture` |
Definite elements are present in a definite ratio | Substances mix in any ratio |
Elements combine chemically to form a compounds |
|
Constituents lose their properties | Constituents retain their properties |
Their constituents cannot be separated by simple physical methods | Their constituents can be separated by simple physical methods. |
Considerable energy changes take place during the formation or decomposition of a compound. | Energy changes do not take place during the formation or decomposition of a mixture. |
A compound is always homogeneous in nature. | A mixture may be homogeneous or heterogeneous in nature. |
Which of the following can be separated by physical method ? | |||
Right Option : D | |||
View Explanation |
Which one of the following is not the property of the mixtures : (a) Substances mix in any ratio (b) Constituents retain their properties (c) Their constituents cannot be separated by simple physical methods (d) Elements combine chemically to form a compounds | |||
Right Option : D | |||
View Explanation |
The false statement among the following is : | |||
Right Option : D | |||
View Explanation |
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