Flashcards in Getting metals from rocks Deck (9):
What is a metal ORE?
A rock which contains enough metal to make it worthwhile extracting the metal from it
What is the main aluminium ore?
In many cases the ore is an [ ] of the metal
How are most metals extracted fro their ore?
Using a chemical reaction
If the market price of a metal [ ] a lot, it might not be worth extracting it. If the price [ ] a lot then it might be worth extracting more of it.
As technology improves it may be worth extracting metal even when it wasn't in the past.
What 2 ways are metals extracted from their ore chemically?
Some ores may have to be [ ] before the metal is extracted - this just involves getting rid of the unwanted [ ].