2.3 Group 7 Flashcards
1
Q
Trends down Group 7
A
Atomic radius increases Boiling point increases Halogens become less volatile Electronegativity decreases FIE decreases
2
Q
What happens to oxidising ability down Group 7?
A
Decreases
3
Q
Define ‘disproportionation’
A
A redox reaction in which the same element is both oxidised and reduced
4
Q
Use of Chlorin
A
Water Treatment -
Kills bacteria
But toxic in large quantities
5
Q
What happens to reducing strength down Group 7?
A
Increases
