Isotopes Flashcards
1
Q
Isotopes are the same except for________
A
Neutrons
2
Q
How to get the relative isotopic mass
A
Relative isotopic mass X isotopic abundance and add up results.
Divide by the sum of the abundance’s
3
Q
Simple ions form when______
A
Atoms lose or gain electrons
4
Q
Fullerene are molecules of______
A
Carbon shaped like tubes or balls
5
Q
Diamond is a network of_______
A
Four covalent bonds with a rigid lattice structure and has no free electrons or ions - doesn’t conduct electricity
6
Q
Graphene is_____
A
One layer of graphite joined in hexagons - one atom thick
7
Q
Graphite has______
A
Three covalent bonds
Sheets of carbon atoms in hexagons
No bonds between layers
Has one delocalised atom - conducts electricity
8
Q
Metallic bonding involves_____
A
Delocalised electrons
