Properties Flashcards
1
Q
Metal properties
A
Good conductors if heat and electricity Shiny when polished Malleable Ductile High melting points High density Some are magnetic Are sonorous
2
Q
What are the main advantages of alloys
A
Stronger and harder
3
Q
Non metal properties
A
Poor conductors of heat Not strong or hard wearing Dull Brittle Low melting points Not magnetic
4
Q
What is an oxide
A
Compound with oxygen joined to another element
5
Q
Metals are usual mined as what
A
Ores
6
Q
What happens when an ore is reduced
A
Oxygen is taken away leaving the metal behind
7
Q
Metals that are more reactive than carbon need to be extracted using what
A
Electrolysis
