Exam 2

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2011
SUPERVISOR TO ATTACH PROCESSING LABEL HERE
STUDENT NUMBER
Letter
Figures
Words
CHEMISTRY
Written examination 2
Monday 14 November 2011
Reading time: 9.00 am to 9.15 am (15 minutes)
Writing time: 9.15 am to 10.45 am (1 hour 30 minutes)
QUESTION AND ANSWER BOOK
Structure of book
Section
Number of
questions
Number of questions
to be answered
A
B
20
8
20
8
Number of
marks
20
52
Total 72
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Instructions for Section A
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SECTION A – Multiple-choice questions
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Instructions for Section B
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END OF QUESTION AND ANSWER BOOK
9ictorian &erti¿cate oI (ducation
2011
&+(0,ST5<
Written examination
0onday 1 November 2011
5eading time .00 am to .1 am 1 minutes
Writing time .1 am to 10. am 1 hour 0 minutes
DATA BOOK
Directions to students
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devices into the examination room.
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Table oI contents
SDJH
3HULRGLFWDEOHRIWKHHOHPHQWV
7KHHOHFWURFKHPLFDOVHULHV
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12
0g
0DJQHVLXP
20
Ca
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8
Sr
6WURQWLXP
56
Ba
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88
5a
5DGLXP
/LWKLXP
11
Na
6RGLXP
19
K
3RWDVVLXP
7
5b
5XELGLXP
55
Cs
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87
Fr
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61
Pm
60
Nd
92
U
8UDQLXP
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Pa
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1. 3eriodic table oI the elements
&+(0'$7$%22.
T85N O9(5
&+(0'$7$%22.
2. The electrochemical series
EqLQYROW
)JH±
)±DT
+2DT+DTH±
+2O
$XDTH±
$XV
&OJH±
&O±DT
2J+DTH±
+2
%UOH±
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2J+DTH±
,VH±
+2DT
,±DT
2J+2OH±
2+±DT
&XDTH±
&XV
6QDTH±
6QDT
6V+DTH±
+6J
+DTH±
+J
3EDTH±
3EV
±
6QDTH±
6QV
±
1LDTH±
1LV
±
&RDTH±
&RV
±
)HDTH±
)HV
±
=QDTH±
=QV
±
+2OH±
+J2+±DT
±
0QDTH±
$ODTH±
0JDTH±
1DDTH±
&DDTH±
0QV
$OV
0JV
1DV
&DV
±
±
±
±
±
.DTH±
.V
±
/LDTH±
/LV
±
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. Physical constants
îPRO±
$YRJDGUR¶VFRQVWDQWN$
&KDUJHRQRQHHOHFWURQ
)DUDGD\FRQVWDQWF
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'HQVLW\dRIZDWHUDWƒ& JP/±
DWP N3D PP+J
ƒ& .
. S, pre¿xes their symbols and values
S, pre¿x
Symbol
Value
JLJD
G
PHJD
0
NLOR
N
GHFL
G
±
FHQWL
F
±
PLOOL
P
±
PLFUR
ȝ
±
QDQR
Q
±
SLFR
S
±
5. 1H N05 data
7\SLFDOSURWRQVKLIWYDOXHVUHODWLYHWR706 7KHVHFDQGLIIHUVOLJKWO\LQGLIIHUHQWVROYHQWV:KHUHPRUHWKDQRQHSURWRQHQYLURQPHQWLVVKRZQLQWKHIRUPXOD
WKHVKLIWUHIHUVWRWKHRQHVLQEROGOHWWHUV
Type oI proton
Chemical shiIt ppm
5±&+
5±&+±5
5&+ &+±&H
5±&+
O
O
CH3
or
C
OR
CH3
C
NHR
TU5N OV(5
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Type oI proton
Chemical shiIt ppm
CH3
R
C
O
5±&+±;; )&O%URU,
±
5±&H2–2+
O
R
C
NHCH2R
5²2²&+ RU 5²2²&+5
O
O
C
CH3
O
R
C
OCH2R
5±2±+
±YDULHVFRQVLGHUDEO\XQGHUGLIIHUHQW
FRQGLWLRQV
5±1+
±
5+&
&H
±
OH
H
O
R
C
NHCH2R
O
R
±
C
H
O
R
C
O
H
6.
1C
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N05 data
Type oI carbon
Chemical shiIt ppm
5±&+
±
5±&+±5
±
5±&+
±
5±&
±
5±&+±;
±
5&±1+
±
5±&+±2+
±
5& &5
±
5& &5
±
5&22+
±
7. ,nIrared absorption data
&KDUDFWHULVWLFUDQJHIRULQIUDUHGDEVRUSWLRQ
Bond
Wave number cm–1
&±&O
±
&±&
±
&±2
±
& &
±
& 2
±
2±+DFLGV
±
&±+
±
2±+DOFRKROV
±
1±+SULPDU\DPLQHV
±
TU5N OV(5
&+(0'$7$%22.
8. 2amino acids Įamino acids
Name
Symbol
DODQLQH
$OD
Structure
CH3
H2N
DUJLQLQH
NH
CH2
CH2
CH
COOH
$VQ
H2N
$VS
&\V
H 2N
JOXWDPLQH
COOH
COOH
CH
COOH
CH2
SH
CH
COOH
O
*OX
JO\FLQH
*O\
KLVWLGLQH
+LV
CH2
CH2
CH
COOH
,OH
C
CH2
CH2
H2N
CH
COOH
H2N
CH2
COOH
N
H
H2N
CH
COOH
CH3
CH
CH2
H2N
CH
COOH
NH2
COOH
N
CH2
LVROHXFLQH
NH
NH2
C
*OQ
H2N
JOXWDPLFDFLG
CH
CH2
H2N
F\VWHLQH
CH2
O
CH2
DVSDUWLFDFLG
COOH
$UJ
H2N
DVSDUDJLQH
CH
CH3
C
NH2
Name
Symbol
OHXFLQH
/HX
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Structure
CH3
CH
CH3
CH2
H2N
O\VLQH
/\V
H2N
PHWKLRQLQH
0HW
H2N
SKHQ\ODODQLQH
3KH
3UR
H
N
VHULQH
6HU
H2N
WKUHRQLQH
WU\SWRSKDQ
7KU
COOH
CH2
CH2
CH
COOH
CH2
CH2
CH
COOH
CH2
S
CH2
NH2
CH3
CH2
H2N
SUROLQH
CH
CH
COOH
COOH
CH2
OH
CH
COOH
CH3
CH
H2N
CH
7US
OH
COOH
H
N
CH2
H2N
W\URVLQH
CH
COOH
7\U
OH
CH2
H2N
YDOLQH
9DO
CH
COOH
CH3
CH
CH3
H2N
CH
COOH
TU5N OV(5
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9. Formulas oI some Iatty acids
Name
Formula
/DXULF
&+&22+
0\ULVWLF
&+&22+
3DOPLWLF
&+&22+
3DOPLWROHLF
&+&22+
6WHDULF
&+&22+
2OHLF
&+&22+
/LQROHLF
&+&22+
/LQROHQLF
&+&22+
$UDFKLGLF
&+&22+
$UDFKLGRQLF
&+&22+
10. Structural Iormulas oI some important biomolecules
CH2OH
H
O
H
HO
HOCH2
H
H
H
H
OH
H
O
H
O
OH
OH
OH
CH2OH
H
C
OH
H
C
OH
H
C
OH
H
H
sucrose
HOCH2
OH
O
H
H
HO
H
H
glycerol
H
deoxyribose
NH2
O
NH2
O
C
C
C
O
C
C
N
N
CH
HC
N
C
N
H
adenine
C
HN
N
N
CH
H2N
C
C
N
guanine
N
H
O
CH
C
N
H
cytosine
C
HN
CH
O
C
CH
N
H
thymine
CH3
O
P
O
O
phosphate
&+(0'$7$%22.
11. Acid-base indicators
Name
pH range
Colour change
Base
Acid
7K\PROEOXH
0HWK\ORUDQJH
%URPRSKHQROEOXH
0HWK\OUHG
%URPRWK\PROEOXH
3KHQROUHG
3KHQROSKWKDOHLQ
±
±
±
±
±
±
±
UHG
UHG
\HOORZ
UHG
\HOORZ
\HOORZ
FRORXUOHVV
Ka
\HOORZ
\HOORZ
EOXH
\HOORZ
EOXH
UHG
UHG
î±
î±
î±
î±
î±
î±
î±
12. Acidity constants Ka oI some Zeak acids at 25 ƒC
Name
Formula
Ka
$PPRQLXPLRQ
%HQ]RLF
%RULF
(WKDQRLF
+\GURF\DQLF
+\GURÀXRULF
+\SREURPRXV
+\SRFKORURXV
/DFWLF
0HWKDQRLF
1LWURXV
3URSDQRLF
1+
&+&22+
+%2
&+&22+
+&1
+)
+2%U
+2&O
+&+2
+&22+
+12
&+&22+
î±
î±
î±
î±
î±
î±
î±
î±
î±
î±
î±
î±
1. Values oI molar enthalpy oI combustion oI some common Iuels at 298 K and 101. kPa
ǻHc k- mol–1
Substance
Formula
State
K\GURJHQ
+
J
±
FDUERQJUDSKLWH
&
V
±
PHWKDQH
&+
J
±
HWKDQH
&+
J
±
SURSDQH
&+8
J
±
EXWDQH
&+
J
±
SHQWDQH
&+
±
KH[DQH
&+
±
RFWDQH
&8+
±
HWKHQH
&+
J
±
PHWKDQRO
&+2+
±
HWKDQRO
&+2+
±
SURSDQRO
&+&+&+2+
±
SURSDQRO
&+&+2+&+
±
JOXFRVH
&+2
V
±
(ND OF DATA BOOK