Group 7 - Halogens Flashcards
1
Q
How does flourine react with hydrogen?
A
Explosive, even at -200°C and in the dark
2
Q
How does chlorine react with hydrogen?
A
Explosive in sunlight, but slow in the dark
3
Q
How does bromine react with hydrogen?
A
Only at over 300°C with a platinum catalyst
4
Q
How does iodine react with hydrogen?
A
Only at over 300°C with a platinum catalyst (very slow, reversible)
5
Q
What is the reactive series of halogens (up or down)?
A
Increases with reactivity as you go up
