Biological methods to extract metals (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
Why is copper used in electronics?
Why is copper used in electronics?
It has excellent electrical conductivity
Which alloys are made using copper?
Which alloys are made using copper?
Brass and bronze
What type of resource is copper?
What type of resource is copper?
A finite natural resource
What does phytomining use to extract copper?
What does phytomining use to extract copper?
Plants
What do plants absorb from soil in phytomining?
What do plants absorb from soil in phytomining?
Minerals, including copper compounds
What does the ash from burnt plants contain in phytomining?
What does the ash from burnt plants contain in phytomining?
Higher concentration of copper compounds
What environmental advantage does phytomining have?
What environmental advantage does phytomining have?
Less harmful than traditional mining
What is a disadvantage of phytomining?
What is a disadvantage of phytomining?
It is a slow process
What does bioleaching use to extract copper ions?
What does bioleaching use to extract copper ions?
Bacteria
What advantage does bioleaching have regarding carbon?
What advantage does bioleaching have regarding carbon?
It produces no carbon emissions
In electrolysis, where are copper ions attracted?
In electrolysis, where are copper ions attracted?
To the negative electrode
How reactive is iron compared to copper in displacement?
How reactive is iron compared to copper in displacement?
More reactive than copper