Which of the following mixtures is an example o... - JAMB Chemistry 2023 Question
Which of the following mixtures is an example of a colloid?
A
Milk
B
Orange juice
C
Saltwater
D
Sugar dissolved in water
correct option: a
A colloid is a type of mixture where one substance is dispersed evenly throughout another substance. The dispersed particles are usually larger than those in a solution but smaller than those in a suspension. The mixture appears homogeneous at first glance but may separate into distinct phases over time.
Among the options provided: Milk is an example of a colloid. In milk, tiny fat globules are dispersed throughout the liquid, creating a colloid. The dispersed particles are larger than individual molecules but do not settle out like in a suspension.
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