5 Questions
Which of the following is a major source of metals?
The earth's crust
Where are the elements or compounds that occur naturally in the earth's crust known as?
Minerals
Which term is used to describe minerals that contain a high percentage of a particular metal and can be profitably extracted from?
Ores
How are metals extracted from their ores?
By heating the ores to high temperatures
Which metals are the least reactive according to the reactivity series?
Metals at the bottom of the activity series
Test your knowledge on the occurrence of metals in the Earth's crust and how they can be extracted profitably from minerals. Explore the role of minerals and soluble salts in metal sourcing.
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