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Item C3e:
The
G r
oup
7 El
ement
s


1. El
ement
s i
n gr
oup
7 ar
e cal
led
hal
ogens
2. The
element
s i
n t
his
gr
oup
have
7 el
ect
rons
on
thei
r
out
er
shel
ls
.
3. Fl…

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11. Displacement reactions:
i) c
h l
ori
ne
displ
aces
bromi
des
and
iodi
des

ii) br
omi
ne
displ
aces
i
o di
des
.

12. If you add chlorine to the following compounds, in a test tube, what will
you observe?
i) potassium iodide purple colour iodine…

Comments

lisa linsdell

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These are the answers to the C3e Group 7 Element Foundation Questions that are available in a separate document. A very good revision aid.

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