Halogens Flashcards
(6 cards)
1
Q
At room temp what is chlorine?
A
a green gas
2
Q
At room temp what is bromine?
A
a red-brown liquid
3
Q
At room temp what is iodine?
A
a grey solid
4
Q
What happens when chlorine water mixes with potassium bromide solution?
A
Colour change of colourless to orange since the chlorine has oxidised the bromide ions to bromine
5
Q
What happens when chlorine water is mixed with potassium iodide solution?
A
Solution changes from colourless to brown since chlorine has oxidised iodide to iodine
6
Q
What happens when bromine water is added to potassium iodide?
A
Solution goes from orange to brown as bromine oxidised iodide to iodine.
