alloys and metallic lattice Flashcards
1
Q
whats a alloy
A
an alloy is a mixture of two or more elements at least one of which is metal and the resulting mixture has metallic properties
2
Q
what does ductile mean
A
can be pulled of drawn into wires
3
Q
what are the properities of aluminium
A
good conductor
low density
can be alloyed to form duralumin
4
Q
what are the properities of copper
A
good conductor
ductile
doesnt react with water
can be alloyed to make brass
5
Q
whats the structure of metal known as
A
metallic lattice
6
Q
whats metallic lattice structure
A
a regular arrangement of positive ions and held together by the sea of delocalised electrons
7
Q
what properities do metal have
A
high mp and bp
conduct electricity
malleable
ductile
