Module 1 - Common Mistakes

I have gone through all of my module one chemistry papers and picked out the questions that I have got wrong so as to compile a document with all of the questions which are commonly answered wrong. NB/ I have not made these questions up myself and they are all copyright of CCEA examining board.

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Page 1

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Common
Dif
fi
cul
ti
es
in
Modul
e 1
C hemi
st
ry
(f
rom
C CEA
paper
s 20072010)


I
do
not
own
any
of
these
quest
i
o ns

1.Wh i
c h
of
the f
ollo w in g
orbi
tal
s is occupi
ed by…

Page 2

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7.Expl
ain
w het
her
cane
sugar
(
c12H22O11)
is
hydr
ated.


________________ ________________________________________________
________________ ________________________________________________
_____________[
2]

8.St
ate
two
reasons
for
usi
ng
a ni
chr
ome
w i
re.


________________ ________________________________________________
________________ ________________________________________________
_____________[
2]

9.When copper
(I
I)
chl
ori
d e
dissol
ves
in
wa…

Page 3

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________________ ________________________________________________
________________ ________________________________________________
_____________[
2]

11.The
sil
ver
chl
ori
de pr
eci
pit
ate
is
w hi
te
w hen obt
ained
but
changes
i
ts
ap pear
ance
if
l
eft
f
or
some t
ime i
n the
li
ght.


Suggest
why
thi
s
coul
d…

Page 4

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_____ ________________________________________________________
_____[
1]

17.Name
a sol
uti
on
that
wi
ll
di
ssol
ve
sil
ver
chl
ori
de.


________ _____________________________________________________
_____[
1]

18.Si
lver
chl
ori
de i
s a
w hi
te
soli
d whi
ch
is
af
fect
ed
by
li
ght
.
D esc
ribe…

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