SELECT * FROM question_mgmt as q WHERE id=3950 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=8 AND subId=16 AND chapterId=181 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 9th science Is Matter Around Us Pure list the points of differences between homogeneous

Question:

List the points of differences between homogeneous and heterogeneous mixtures.

Answer:

Mixtures are formed when two or more pure substances are mined together, for example : salt , solution ,air etc.

Types of mixture :

i). Homogenous mixture    ii). Heterogenous mixture
 

i). Homogeneous mixture :

  1. A homogenous mixture has a uniform composition throughout its mass.

  2. The constituents of a homogeneous mixture cannot be seen easily.

  3. Homogeneous mixture has no visible boundaries of separation between its constituents. E.g : salt solution.

ii). Heterogeneous mixture :

  1. A heterogeneous, minture does not have a uniform composition throughout its mass.

  2. The constituents of heterogeneous mixture can usually be seen easily.

  3. Heterogeneous mixture has visible boundaries of respiration between the various constituents. e.g.: oil water mixture.


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