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AS Chemistry Topic 4 - Inorganic Chemistry and the Periodic Table
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- Created by: TobyHill5
- Created on: 29-04-18 16:04
a reaction in which a compound decomposes on heating
thermal decomposition
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acid + metal =
salt + hydrogen
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acid + metal oxide =
salt + water
3 of 56
acid + metal hydroxide (alkali) =
salt + water
4 of 56
acid + metal carbonate =
salt + water + carbon dioxide
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a reaction that produces a solid precipitate on mixing two solutions containing ions
ionic precipitation
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all nitrates are.......
soluble
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chlorides are.......
mostly soluble (silver+lead)
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sulfates are.......
mostly soluble (barium+lead)
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as you go down group 1, _________ increases
all of them
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group 1 metals are weak oxidising agents
false - strong reducing agent
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group 1 hydroxides are _______ in water
soluble
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the solubility of the group 1 hydroxides _______ DOWN the group
increases
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group 1 nitrates/carbonates/hydroxides are all ________
white
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red flame colour
lithium
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yellow flame colour
sodium
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lilac flame colour
potassium
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why are sodium+potassium compounds good chemical reagents?
all of them
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1st and 2nd ionisation energies of group 2 metals ________ down the group
decrease
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barium + oxygen =
barium peroxide
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as you go down group 2, the rate of reaction with water ________
increases
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Beryllium only reacts with..........
water + chlorine
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group 2 compounds are...........
insoluble
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ALL group 2 metal oxides are basic oxides
false - beryllium
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the solubility of the group 2 hydroxides ________ down the group
increases
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the group 2 carbonates are.........
insoluble
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the group 2 carbonates become more thermally stable going ______ the group
down
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Which is not true about the group 2 nitrates?
they are more difficult to decompose going UP the group
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all group 2 sulfates are _______ solids
colourless
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the group 2 sulfates are _____ soluble going DOWN the group
less
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brick red flame colour
calcium
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bright red flame colour
strontium
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green flame colour
barium
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no flame colour
beryllium/magnesium
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thermal stability depends on...........
both
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the _______ the charge on the metal ion, the LESS stable the compound
larger
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the _______ the metal ion, the LESS stable the compound
smaller
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the larger the charge on a +ve ion and the smaller it's size, the ________ its polarising power
greater
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the larger the charge on an ion and the smaller the radius, the _________ its charge density
greater
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the greater the charge density, the _________ the polarising power
stronger
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a metal ion with a high polarising power attracts the bonding electrons in neighbouring ions ______ strongly
more
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chlorine is a.....
yellow/green gas
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bromine is a........
dark red liquid
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iodine is a........
dark grey solid
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the halogens are more soluble in _______ solvents
organic
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the halogens are all ________ agents
oxidising
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as you go DOWN group 7, the halogens become ________ oxidising agents
weaker
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chlorine + bromine can oxidise iron(II) ions to iron (?) ions
III
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to distinguish between halides, you can add ________
silver nitrate
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a white precipitate
silver chloride
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silver bromide forms a _______ precipitate
cream
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silver iodide forms a _____ precipitate
yellow
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what is the order of solubility for the silver halides in ammonia solution?
iodine, bromine, chlorine
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Which halide ion has the greatest power to act as a reducing agent?
iodide
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which is the strongest oxidising agent
chlorine
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which has the greatest tendency to form -ve ions
chlorine
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Other cards in this set
Card 2
Front
acid + metal =
Back
salt + hydrogen
Card 3
Front
acid + metal oxide =
Back
Card 4
Front
acid + metal hydroxide (alkali) =
Back
Card 5
Front
acid + metal carbonate =
Back
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