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Topic 1 States of matter

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Last updated 4 months ago
8 questions
3
3
5
1
1
1
1
2
Question 1
1.

State the names of the three states under each diagram.

Question 2
2.

Describe the arrangement and movement of the particles in a gas

Question 3
3.

Match the changes with their names

Draggable itemarrow_right_altCorresponding Item
liquid to liquid
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melting
solid to gas
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no change
liquid to gas
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condensation
gas to liquid
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sublimation
solid to liquid
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boiling
Substance A has a melting point at -150 oC and boiling point at -100 oC.
Substance B has a melting point at 200 oC and boiling point at 900 oC.
Substance C has a melting point at -50 oC and boiling point at 300 oC.
Question 4
4.

Which substance is liquid at 500oC.

Question 5
5.

Which substance is solid at 50oC.

Question 6
6.

Which substance is gaseous at 100oC.

Question 7
7.

HCl was placed in a corner of a room and the gas reached the opposite corner in 15 seconds. When it was replaced by H2SO4 (which is heavier than HCl), what will be the result of the experiment?

Question 8
8.

A teabag was placed in a cup of cold water and another teabag was placed in a cup of hot water. What observations would you expect?

Draggable itemarrow_right_altCorresponding Item
Tea in hot water
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the colour will diffuse faster
Tea in cold water
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the colour will diffuse slower