Chemistry: Metals and their uses.

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How are Ores extracted from the ground?
By mining/ Quarries
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If the metal is a compound, how do we extract the metal?
Through chemical reactions
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Metals that are less reactive than carbon are extracted from their oxides how?
Through reduction of carbon
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Where does the extraction from carbon take place?
In a Blast Furnace
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If the metal is more reactive than carbon how is it extracted from it's oxide?
Through electrolysis
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How is copper extracted from it's ore?
Through chemical process that involve heat or electricity
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What is phytomining?
It is when you use plants to absorb metal compounds and the plants are burned to ash that contains the metal compound.
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What is bioleaching?
It is when you use bacteria to produce leachate solutions that contain the metal compound
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During electrolysis positive ions go towards what charged electrode?
Negative
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Aluminium and titanium cannot be extracted from their ores by reduction with carbon, the current methods have a lot of disadvantages, name 2.
There are many processes and large amounts amount of energy needed
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What plants are used in phytomining?
Brassicas such as Broccoli and cauliflower.
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Card 2

Front

If the metal is a compound, how do we extract the metal?

Back

Through chemical reactions

Card 3

Front

Metals that are less reactive than carbon are extracted from their oxides how?

Back

Preview of the front of card 3

Card 4

Front

Where does the extraction from carbon take place?

Back

Preview of the front of card 4

Card 5

Front

If the metal is more reactive than carbon how is it extracted from it's oxide?

Back

Preview of the front of card 5
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