gcse science chemistry unit C4
- Created by: charlie
- Created on: 30-04-13 21:54
View mindmap
- C4
- history of the atom
- 1800's- solid spheres
- 1897- plum pudding
- 1909- gold foil experiment
- 1897- plum pudding
- rutherford- nucleus
- bohr model- shells
- 1800's- solid spheres
- periodic table groups
- reactive metals
- group 1
- alkali metals
- LITHIUM- RED FLAME
- SODIUM- YELLOW/ORANGE
- POTASSIUM- LILAC FLAME
- low MP+BP
- low density
- v.soft
- down with reactivity
- + cold water= H2
- alkali metals
- group 1
- transition elements
- non metals
- halogens
- GROUP 7
- down less reactive
- halogens
- other metals
- noble gases
- reactive metals
- history of the periodic table
- 1800's atomic mass order- 3 triads
- 1864- octaves - 7 rows
- 1869- order in atomic mass
- 1864- octaves - 7 rows
- 1800's atomic mass order- 3 triads
- isotopes
- same no. P
- diff no. N
- water purity
- purified
- filtration
- sedimentation
- chlorination
- sedimentation
- filtration
- pollutants
- nitrates (fertilisers)
- lead compounds (pipes)
- pesticide (spraying near lake)
- poor countries
- expensive
- needs lots of energy
- purified
- testing for ions
- sulphate ions
- barium chloride- white precip.
- halide ions- sliver nitrate
- chloride- white precip
- bromide - cream precip
- iodide- pale yellow prcip.
- sulphate ions
- checking for gases
- co2
- bubble limewater cloudy
- o2
- relit red splint
- H2
- popping
- co2
- thermal decomposition
- breaking down with heat
- endothermic
- colour change
- transition metals
- test for transition metals
- copper(II) hydroxide- blue
- iron(II) hydroxide- grey/green
- Iron(III) hydroxide- orange/brown
- make good catalysts
- compound colourful
- iron(III)- rust
- copper- blue
- test for transition metals
- bonding
- ionic bonding
- lose/ gain e-
- ions
- ionic lattices
- cant move
- cant conduct
- chemical bond
- metal+non metal
- lose/ gain e-
- covalent bonding
- simple molecular structure
- in molecules- strong bongs
- between molecules- weak attraction
- no free e-
- non metals
- ionic bonding
- metals
- crystal structure
- metallic bond
- outer e- moves freely
- good conductors
- High BP, MP, density
- malleable
- crystal structure
- super conductors
- v. low temp metal
- no resistance
- current flow forever
- -256 degrees Celsius
- expensive
- history of the atom
- precipitation
- C4
- history of the atom
- 1800's- solid spheres
- 1897- plum pudding
- 1909- gold foil experiment
- 1897- plum pudding
- rutherford- nucleus
- bohr model- shells
- 1800's- solid spheres
- periodic table groups
- reactive metals
- group 1
- alkali metals
- LITHIUM- RED FLAME
- SODIUM- YELLOW/ORANGE
- POTASSIUM- LILAC FLAME
- low MP+BP
- low density
- v.soft
- down with reactivity
- + cold water= H2
- alkali metals
- group 1
- transition elements
- non metals
- halogens
- GROUP 7
- down less reactive
- halogens
- other metals
- noble gases
- reactive metals
- history of the periodic table
- 1800's atomic mass order- 3 triads
- 1864- octaves - 7 rows
- 1869- order in atomic mass
- 1864- octaves - 7 rows
- 1800's atomic mass order- 3 triads
- isotopes
- same no. P
- diff no. N
- water purity
- purified
- filtration
- sedimentation
- chlorination
- sedimentation
- filtration
- pollutants
- nitrates (fertilisers)
- lead compounds (pipes)
- pesticide (spraying near lake)
- poor countries
- expensive
- needs lots of energy
- purified
- testing for ions
- sulphate ions
- barium chloride- white precip.
- halide ions- sliver nitrate
- chloride- white precip
- bromide - cream precip
- iodide- pale yellow prcip.
- sulphate ions
- checking for gases
- co2
- bubble limewater cloudy
- o2
- relit red splint
- H2
- popping
- co2
- thermal decomposition
- breaking down with heat
- endothermic
- colour change
- transition metals
- test for transition metals
- copper(II) hydroxide- blue
- iron(II) hydroxide- grey/green
- Iron(III) hydroxide- orange/brown
- make good catalysts
- compound colourful
- iron(III)- rust
- copper- blue
- test for transition metals
- bonding
- ionic bonding
- lose/ gain e-
- ions
- ionic lattices
- cant move
- cant conduct
- chemical bond
- metal+non metal
- lose/ gain e-
- covalent bonding
- simple molecular structure
- in molecules- strong bongs
- between molecules- weak attraction
- no free e-
- non metals
- ionic bonding
- metals
- crystal structure
- metallic bond
- outer e- moves freely
- good conductors
- High BP, MP, density
- malleable
- crystal structure
- super conductors
- v. low temp metal
- no resistance
- current flow forever
- -256 degrees Celsius
- expensive
- history of the atom
- solid in solution
- C4
- iron(II)- green
Comments
No comments have yet been made