Displacement reactions involving metal oxides
1 mark · EasyWhich metal in the following list is the least reactive: aluminium, copper, magnesium, iron?
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Copper
Also accept: Cu
Common mistakes: Mixing copper with iron; Selecting aluminium as least reactive
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Marking points
B1 · 1 mark · Correctly identifies copper as the least reactive
Worked solution
Copper is the least reactive metal on the list.