Periodic Table Flashcards
1
Q
Where are halogens located
A
In group 7
2
Q
Colour of halogens
A
They become darker as you go down the group
3
Q
Why are they so toxic and harmful
A
As they are so reactive
4
Q
Properties of halogens
A
Non metals and do not conduct electricity
Brittle and crumbly when solid
Poisonous and smelly
5
Q
The reactivity of halogens
A
Reactivity decreases as you go down the group
6
Q
Reactions with Iron: Chlorine
A
Iron wool burns and glows brightly
7
Q
Reaction with Bromine:
A
Iron wool glows but less brightly
8
Q
Iodine
A
Iron wool has a slight glow
