Question

Which of the following increase the colour when added to Br2(l)?
1.SO2(aq)
2.HI(aq)
3.NH3(aq)
4.H2S(aq)
5.BaO(s)

Answer 1

Reading up on displacement may help, in particular the reactivity series

Answer 2

do you have an answer?

Answer 3

Which ion is less reactive than Br?

Answer 4

i dont know do you have an ANSWER?

Answer 5

@Zupari Don't expect direct answers. If you want to learn take his input and try to use it. If you have no idea go through your material again.

Answer 6

I tried a lot.please give me an answer

Answer 7

Zupari, what do you know about the reactivity series for anions

Answer 8

Particularly group 7 elements