C4.1.4 group 0 - the noble gases Flashcards
1
Q
What do noble gases look like at room temp
A
Colourless gases
2
Q
How do noble gases exist?
A
Monatomic toms, they exist as a single atom
This is because they have full outer shells
3
Q
Physical properties of noble gases
A
Gas at room temp
Density increases down the group
Boiling and melting points increase down the group
4
Q
Why are noble gases inert
A
They already have a full outer shell
This makes them highly in reactive since they do not have the tendency to lose gain or share electrons
