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- 1. Multiple Choice
In the reactivity series reactivity ..... up the group
increases
decreases
does not change
gets less dangerous
- 2. Multiple Choice
Potassium is a metal that is ........ in the series
low
high
very high
very low
- 3. Multiple Choice
........ is found low in the reactivity series
potassium
sodium
silver
magnesium
- 4. Multiple Choice
If a metal occurs naturally as the element it is very probably .........
a very reactive metal
a very unreactive metal
more reactive than hydrogen
potassium
- 5. Multiple Choice
If a metal occurs naturally as the element it very probably .........
If a metal occurs naturally as the element it very probably .........
does not react with air and water
reacts with hydrogen
burns readily in oxygen
- 6. Multiple Choice
A metal that is high in the series almost certainly occurs naturally .......
as the element
as a compound of the element
in the sea
in coal
- 7. Multiple Choice
When iron is heated with lead oxide, iron oxide and a shiny ball of lead are formed. The iron ......
has been reduced
has oxidised the lead
has reduced the lead oxide
has formed a shiny ball
- 8. Multiple Choice
When iron is heated with lead oxide, iron oxide and a shiny ball of lead are formed. From this we can deduce that ...
lead is less reactive than iron
iron is more reactive than oxygen
iron is less reactive than lead
lead is more reactive than iron
- 9. Multiple Choice
This metal (X) displaces copper from copper sulphate solution but does not displace zinc from zinc sulphate. From this we can tell that the order of reactivity (most reactive first) is
zinc; copper; X
zinc; X ; copper
copper ; X ; zinc
X; zinc;copper;
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