NCAE Chemistry: Which statement about colloids is true?
a. Colloids contain particles bigger than those is solution and suspension.
b. Colloids contain particles that do not settle due to Brownian movement.
c. A ray of light is not deflected when it hits a colloid due to its small size.
d. None of the Above

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2015-07-09T18:44:11+08:00

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a. Colloids contain particles bigger than those is solution and suspension.
-WRONG. Among the three po suspensions have the biggest particles, followed by colloid, then solution.

b. Colloids contain particles that do not settle due to Brownian movement.
-This is TRUE.

c. A ray of light is not deflected when it hits a colloid due to its small size.
-Colloid deflect/scatter light so this is WRONG.

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