EASY
Upper Secondary: IGCSE
IMPORTANT
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From the table given, which among oxygen and ethanol, has a lower freezing point? 

  

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Important Questions on States of Matter

EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 4

From the table given, which among oxygen and ethanol, has a higher boiling point? 

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EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 1
Using the idea of particles, explain why:   you can pour liquids   
 
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 1
Using the idea of particles, explain why:    solids expand on heating 
 
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 3

Oxygen is the gas we breathe in. It can be separated from the air.

It boils at    -183°C       and freezes at   -219°C.

How would you turn oxygen gas into solid oxygen? 

EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 1
What causes the pressure in a gas? 
 
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 2
Why does a balloon burst if you keep on blowing? 
 
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 3
A gas is in a sealed container. How do you think the pressure will change if the container is cooled? Explain your answer. 
 
EASY
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 1 - States of Matter>Q>Q 5
Why does the scent of perfume spread?