Giant ionic lattices (AQA GCSE Chemistry): Flashcards
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Giant ionic lattice definition
Giant ionic lattice definition
Huge 3D structure made of ions
Why ionic lattices called 'giant'
Why ionic lattices called 'giant'
Millions of ions bonded in one continuous structure
Forces holding ionic lattice together
Forces holding ionic lattice together
Strong electrostatic attraction between oppositely charged ions
Ion arrangement in lattice
Ion arrangement in lattice
Regular pattern that repeats
Common example of ionic lattice
Common example of ionic lattice
Sodium chloride (table salt)
Dot-and-cross diagrams show
Dot-and-cross diagrams show
How atoms transfer electrons to form ions
2D diagrams of ionic compounds show
2D diagrams of ionic compounds show
Ions regularly arranged in flat pattern
Ball and stick models show (ionic)
Ball and stick models show (ionic)
Giant structure & forces in all directions
3D models of ionic compounds show
3D models of ionic compounds show
Actual 3D giant structure of lattice
Melting points of ionic compounds
Melting points of ionic compounds
High - strong forces need lots of energy to break
Boiling points of ionic compounds
Boiling points of ionic compounds
High - strong forces need lots of energy to break
Do ionic solids conduct electricity
Do ionic solids conduct electricity
No - ions fixed in position, cannot move
Do melted ionic compounds conduct electricity
Do melted ionic compounds conduct electricity
Yes - ions free to move and carry current
Ways to make ionic compounds conduct electricity
Ways to make ionic compounds conduct electricity
Melt the solid or dissolve in water