Extracting metals using carbon (Edexcel GCSE Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is a metal ore?
What is a metal ore?
A rock with enough metal for economic use
In what form are metals found in most ores?
In what form are metals found in most ores?
As oxides
Which unreactive metals are found as uncombined elements in nature?
Which unreactive metals are found as uncombined elements in nature?
Gold and platinum
Why is carbon used for metal extraction?
Why is carbon used for metal extraction?
It is cheap and widely available
What dual role does carbon play in metal extraction?
What dual role does carbon play in metal extraction?
Reducing agent and fuel
What does reduction with carbon remove from metal oxide?
What does reduction with carbon remove from metal oxide?
Oxygen
What is produced alongside the metal when a metal oxide reacts with carbon?
What is produced alongside the metal when a metal oxide reacts with carbon?
or
What compound is iron extracted from?
What compound is iron extracted from?
Iron(III) oxide ()
Where is iron extracted from its ore?
Where is iron extracted from its ore?
In a blast furnace
Which metals can be extracted by reduction with carbon?
Which metals can be extracted by reduction with carbon?
Metals below carbon in reactivity
Which metals require electrolysis for extraction?
Which metals require electrolysis for extraction?
Aluminium, magnesium, sodium
How does electrolysis compare to carbon reduction in cost?
How does electrolysis compare to carbon reduction in cost?
Electrolysis is more expensive