preparation of a pure, dry sample of a soluble salt from an insoluble oxide or carbonate, using a Bunsen burner to heat dilute acid and a water bath or electric heater to evaporate the solution.
Oxidation and reduction in terms of electrons (HT only)
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Q 1/14
Score 0
Acids can react with bases. Which type of reaction happens when an acid reacts with a base?
60
polymerisation
combustion
decomposition
neutralisation
Q 2/14
Score 0
Which of these substances would be an alkali?
60
A substance which turns universal indicator orange
A substance with a pH of 7
A substance with a pH of 1
A substance which turns universal indicator blue
14 questions
Q.
Acids can react with bases. Which type of reaction happens when an acid reacts with a base?
1
60 sec
5.4.2.4
Q.
Which of these substances would be an alkali?
2
60 sec
5.4.2.3
Q.
The table shows what happened when four different metals AβD were
placed into water. Put the reactions into order, from least to most vigorous.
3
60 sec
5.4.1.2
Q.
This apparatus can be used to separate dissolved solids from solutions. What is the name of this process?
4
60 sec
RP.8
Q.
A selection of metals were added to dilute acid. The temperature of the reaction was recorded before and after the metal was added. Which metal is the most reactive?
5
60 sec
5.4.1.2
Q.
Which sentence about metal extraction is correct?
6
60 sec
5.4.1.2
Q.
Use the reactivity series to decide which of these reactions would take place.