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Chemistry
1. Matter in Our Surroundings
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Q4 of 160 Page 17

When sugar is dissolved in water, there is no increase in the volume. Which characteristic of matter is illustrated by this observation?

When sugar is dissolved in water, the Sugar molecules are dissociated and fit in the space of H2O molecule arrangements. Hence no increase in the volume.


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2

Name two processes which provide the best evidence for the motion of particles in matter.

3

Which single term is used to describe the mixing of copper sulphate and water kept in a beaker, on its own?

5

Even two or three crystals of potassium permanganate can impart colour to a very large volume of water. Which characteristic of particles of matter is illustrated by this observation?

6

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Questions · 160
1. Matter in Our Surroundings
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