Reactivity of Metals (AQA GCSE Chemistry): Flashcards
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Practise the cards
13 cards from this deck
Define oxidation
Define oxidation
Gaining oxygen atoms
Define reduction
Define reduction
Losing oxygen atoms
What forms when metals react with oxygen?
What forms when metals react with oxygen?
Metal oxides
Which metals react very quickly with air?
Which metals react very quickly with air?
Alkali metals
How are most metals found in Earth?
How are most metals found in Earth?
As metal oxides or other compounds
Extraction method for very reactive metals
Extraction method for very reactive metals
Electrolysis
Examples of very reactive metals
Examples of very reactive metals
K, Na, Li, Ca, Mg, Al
How to extract less reactive metals
How to extract less reactive metals
Heat their oxides with carbon
Examples of less reactive metals
Examples of less reactive metals
Zinc, iron
How unreactive metals are often found
How unreactive metals are often found
As pure metal in the ground
Examples of unreactive metals
Examples of unreactive metals
Copper, silver, gold
Why potassium is stored in oil
Why potassium is stored in oil
It reacts immediately with air
More reactive metals are...
More reactive metals are...
Harder and more expensive to extract