Properties and uses Of Metals Flashcards
1
Q
Why do we use metals?
A
They're good conductors of heat and electricity Strong Shiny Ductile Malleable
2
Q
Advantages of titanium and aluminium
A
Particularly strong
Light
Unreactive
3
Q
Disadvantages of aluminium and titanium
A
Both expensive to extract as many stages is needed
4
Q
What is the difference between a pure metal and an alloy?
A
Pure metal - one type of atom, atoms in rows can slide therefore soft
Alloys - different atoms added in, not in rows anymore so much harder
5
Q
Why do we use copper?
A
Extremely good conductor
Very ductile
Malleable
6
Q
What is a problem with copper?
A
Copper ores are running out
