Chapter 11 - Obtaining And Using Metals

Question 1

What does native mean?

Answer 1

And unreactive metal found on its own, uncombined with other elements

Question 2

What is meant be the term ore?

Answer 2

When a rock is economically viable to extract, value outweighs price to extract metal

Question 3

What are the two methods of extracting metals?

Answer 3

Reduction with carbon, used for metals bellow carbon on the reactivity series as the carbon displaces the metal and therefor recutting the oxygen.
Electrolysis, used for reactive metals above carbon in the reactivity series, it is expensive