Specification

Specification https://qualifications.pearson.com/content/dam/pdf/International%20GCSE/Chemistry/2017/specification-and-sample-assessments...

Wednesday, April 18, 2018

1.2

Understand how interconversions between the three states of matter in terms of;

- The name of the interconversions
- How they are achieved
- The changes in arrangment, movement and energy of the particles

For ice to melt, the particles gaiin energy from heat and the forces of attraction get weaker and start to vibrate more until they slide over each other then it's a liquid

Lattice - neat rows
Absolute zero - at 273 degrees particles stop vibrating

← Remove energy
Add energy→

sublimate 
ice 
melt 
solidify 
evaporate 
o 
0000 
stearff) 
o 
000 
condense 
desublimate

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