States of Matter (Edexcel GCSE Chemistry): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
ShowHide
Practise the cards
15 cards from this deck
Particle arrangement in solids
Particle arrangement in solids
Very close, regular pattern
Particle movement in solids
Particle movement in solids
Vibrate around fixed positions
Why are solids incompressible?
Why are solids incompressible?
Particles close together, no space to move closer
Particle movement in liquids
Particle movement in liquids
Move around each other
Why are gases compressible?
Why are gases compressible?
Large spaces between particles
Particle movement in gases
Particle movement in gases
Move quickly in all directions
What is sublimation?
What is sublimation?
Solid to gas directly without liquid phase
Example of substance that sublimes
Example of substance that sublimes
Solid carbon dioxide (dry ice)
Energy change during melting
Energy change during melting
Energy transferred to break bonds between particles
Evaporation vs boiling difference
Evaporation vs boiling difference
Evaporation: surface only; Boiling: throughout liquid
Effect of stronger forces on melting/boiling points
Effect of stronger forces on melting/boiling points
Higher melting and boiling points
Energy change during condensing/freezing
Energy change during condensing/freezing
Energy transferred to surroundings
State when temperature melting point
State when temperature melting point
Solid
State when temperature boiling point
State when temperature boiling point
Gas
Can evaporation occur below boiling point?
Can evaporation occur below boiling point?
Yes, evaporation can occur below boiling point