Question

8. Which of the following is/are true about heterogeneous mixtures?
(i) An opaque suspension is a heterogeneous mixture
(ii) Colloidal solutions are heterogeneous mixtures
(iii) A mixture of two miscible liquids is a heterogeneous mixture
a) Only (i)
b) Only (ii)
c) Only (iii)
d) Only (i) and (ii)​

Answer 1

Answer:

Only 1 is the correct answer. I think it is correct.

Explanation:

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Answer 2

(i) An opaque suspension is a heterogeneous mixture is/are true about heterogeneous mixtures.

Explanation for the answer:

• Suspension is opaque in characteristic or nature.
• In other words, An opaque suspension is a heterogeneous mixture
• In a heterogeneous mixture very fine particles of a solid are dispersed in any medium.
• Their size of the particles is about 10−7m.
• Hence, the correct answer among all the options is option a) Only (i).

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