AQA GCSE Chemistry Unit 3

heyy this quiz covers most of C3, well at least i think it does!

please let me know if you have any suggestions or ive made any mistakes!

hope it helps, good luck!

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  • Created by: A-Gracie
  • Created on: 22-05-11 16:59
what is in group I of the periodic table?
the alkali metals
1 of 18
true or false: as you go down group VII the halogens are less reactive, have a higher melting point and a higher boiling point?
True
2 of 18
what colour is the transition metal potassium manganate(VII)?
purple
3 of 18
what colour is the transition metal copper (II) sulfate?
blue
4 of 18
according to Lowry and Bronsted, what are proton donors?
acids
5 of 18
what is the correct relationship between concentration, moles and volume?
concentration = moles/volume
6 of 18
true or false: solubility is the number of grams of solute that dissolves in 100g of the solvent?
True
7 of 18
what is the term used for when a solvent cannot hold any more solute?
saturated
8 of 18
how can you remove hardness from water?
remove both Ca2+ions and Mg2+ ions
9 of 18
what is the name of a system which makes hard water soft?
an ion exchange coloumn
10 of 18
what do most food label information call kilocalories?
Calorie
11 of 18
what colour is the flame test for lithium?
crimson-red
12 of 18
what colour is the precipitate that iron(III) produces when sodium hydroxide is added to it?
reddish brown
13 of 18
what colour will red litmus paper turn when ammonium compound is added to NaOH to produce ammonia?
blue
14 of 18
how can you test for carbonates?
add dilute acid + check for CO2 as a product
15 of 18
what do you add to a substance to see if it contains sulfate ions?
add dilute HCl followed by barium chloride solution
16 of 18
what do you add to a substance to see if it contains chloride, bromide or iodide ions?
add dilute nitric acid followed by silver nitrate solution
17 of 18
what happens to compounds with C=C bonds when bromine water is added?
they decolourise
18 of 18

Other cards in this set

Card 2

Front

true or false: as you go down group VII the halogens are less reactive, have a higher melting point and a higher boiling point?

Back

True

Card 3

Front

what colour is the transition metal potassium manganate(VII)?

Back

Preview of the front of card 3

Card 4

Front

what colour is the transition metal copper (II) sulfate?

Back

Preview of the front of card 4

Card 5

Front

according to Lowry and Bronsted, what are proton donors?

Back

Preview of the front of card 5
View more cards

Comments

Louise

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really helpful but no. 22 to test for carbonates dont you add HCL???

A-Gracie

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sorry! i meant to change that and add an extra option but i forgot. you're right you add dilute acid as carbon reacts with it and produce CO2 :)

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