Displacement Reactions Flashcards
(7 cards)
1
Q
more reactive halogens will displace…
A
less reactive halogens out of a compound
2
Q
what colour is the halogen chlorine when aqueous?
A
colourless
3
Q
what colour is the halogen bromine when aqueous?
A
orange
4
Q
what colour is the halogen iodine when aqueous?
A
brown
5
Q
what colour are the aqueous salts: potassium chloride (KCl), potassium bromide (KBr) and potassium iodide (Kl)
A
they are all colourless
6
Q
what is the reactivity trend in halogens?
A
chlorine > bromine > iodine
7
Q
what are the colour changes in displacement reactions due to?
A
the halogens present - because all the salts are colourless
