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8/11/2019 Chemistry 2014 csir net question paper
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i?h n:..1..?;-.1.?;.:
..............
77
y ..........................
O R 5?%T:. .A.m.O
.....
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9.11 x 10-~11cg
6.63 x I@ J sec
1.6
x
10-'9c
1.38 x 10-= J/K
3.0
x
lVm/Sec
'eV
amu
G
Y
N
A
E O
o
6.023
x
l
O
mole-'
USEFUL
FUND MENT L
CONSTANTS
Mass of electron
9.1 1
x
10-J'Kg
~ l a n c k ' s onstant 6 . 6 3 ~ 1 0 - ~ J s e c
Charge of electron
1.6
x
10-l9C
Boltzmann constant
Velocity of Light
1.6 x 1 0 - 9 ~
I,v
mu
ydberg constant
1 . 0 9 7 ~07m-I
6.023 x 100
mole-'
vogadro number
8 854 x 10-'2Fm4
7t x 1 0 - 7 ~ '
Molar
as
const nts
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LIST
O
THE TOMIC WEIGHTS
O
THE ELEMENTS
Element Symbol Atomic Atomic Element
Svmbol Atomic Atomic
Number Weight Number Weight
Actinium Ac -
89 (227)
Mercury Hg
80 200.59
Alum~nium A l
13 26.98
Molybdenum Mo
42 95.94
Americium A m
95 (243)
Neodymium Nd
60 144.24
Antimony Sb
51 121.75
Neon Ne
10 20.183
Argon A r
18 39.948
Neptunium
NP
93
Arsenic
(237)
A s
33 74.92
Nickel Ni
28 58.71
Astatine At
85 (210)
Niobium Nb
41 92.91
Barium Ba
56 137.34
Nitrogen N
7 14.007
Berkelium Bk 97 (249) Nobelium
No
102 (253)
Beryllium Be 4 9.012 O smi u m 0 s 76 190.2
Bismuth Bi 83 208.98 Oxygen 0 8 15.9994
Boron
5 10.81
Palladium Pd
46 106.4
Bromine Br 35 79.909 Phosphorus P 15 30.974
Cadmium Cd
48 112.40 ,
Platinum Pt
78 195.09
Calcium C a
20
40.08
Plutonium PU
94
Californium C 98 (251) ~ o l o n i u m
(242)
Po
84
Carbon C 6 12e011 potassium
(210)
K 19 39.102
Cerium C e
58 140.12
Praseodymium pr
59 140.91
Cesium C s 55 132.91 Prometh ium
Pm 61
Chlorine CI
17 35.453
protactinium
(147)
Pa
91
Chromium C r
24 (231)
52 00
Radium
Cobalt
a
88
Co 27
(226)
58.93 Radon Rn
86
Copper Cu 29
(222)
Curium
63 54
Rhenium Re
75 186.23
C m
96
(247)
Rhodium Rh
45 102.91
Dysprosium DY 66
162 50
Rubidium Rb
37 85.47
Einstein~um Es 99
Erbium
(254)
Ruthenium
68
Ru
- 4 4 101.1
Er
167.26
Samarium-
63
Sm
Europium
62 150.35
Eu
Fermium F m
100
151.96 Scandium Sc 21 44.96
Fluorine
F 9
(253)
selenium Se
34 78.96
Fra-ncium Fr 87
19 00
silicon Si 14 28.09
Gadolinium Gd
64
(223)
silver Ag
47 107.870
Gall~um Ga 31 69.72 Na .-
57.25 Sodium
11 22.9898
Germanium
G
e
32 72.59
Stront ium
S
38 87.62
Gold A u
79 196.97
Sulfur S
7
6 32.064
Hafnium H
72
178.49
Tantalum Ta
73 180.95
Helium
He
2 4.003
Technetium
Tc 43 (99)
t jolmium Ho 67
164.93
Tellurium Te
52 127.60
Hydrogen H 1
1,0080
Terbium Tb
65 158.92
Ind ium In 49
114.82
Thallium TI 81 204.37
Iodine I .
53 126.90
Thorium Th
90 232.04
Ir idium
Ir 77 192.2
Thul ium Tm
69 168.93
I ron Fa
26 55.85 Tin
Sn
50 118.69
Krypton Kr 36 83.80 Titanium Ti 22 47.90
Lanthanum La
57 138.91
Tungsten W
74 183.85
Lawrencium Lr 103 (257) Uranium U 92 238.03
Lead Pb
82 207.19
Vanadium V
23 9 , 9 4
Lithium L i
3 6.939
Xe
54 131.30
Lutet ium L u 71 174.97 Ytterbium Yb 70 173.04
Magnesium M 9
12 24.312
Yttrium Y
39 88.91
Manganese M n 25 54.94 Zinc
Z
n 30 65.37
Mendelev~um Md
101 (256)
Zirconium Zr
40 91.22
Based on mass of Cqz at
12.000
... The ratio of these weights of those on the order chemicalqcale (in which Oxygen of
natural isotopic composition was assigned a mass of
16.0000...
is
1.000050.
(Values in parentheses represent the most
stable known isotopes.)
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f f
2.
4; /
PART
A
1
The following diagram shows
2
perpendiculply inter-grown prismatic crystals
twins) of identical shape
and
size. What is the
3
volume of the object shown units are
arbitrary)?
Suppose in a
box
there are
2
red, 30 black, 40
blue and 50 white balk What is the minimum
number of balls to
be
dr~wn, witl~out
replacement, so that you
are
certain about
getting
4
red,
5
black,.
5
blus
and , 7
white
balls?
In the growing years of a child, the height
increases as the square root of the age while
the weight increases in direct proportion to tlze
age. The ratio of the weight to
the
square of
the height in this phase of growth
1 is constant.
2
reduces with age.
3 increases with age.
4
is constant only if the weight and height at
birth are both zero.
~ A ~ ~ ~ 3 k W
80,70,50,60,90,301
B
a
40, 80, 35, 70, 85, 45, 50, 75, 60
hi d l
m*f
-
0 )= 3mm 3iF
-
3 k
W k RD) =-
*
31
1 w
Am
R D = T
Bm RD
2 . w Am RD> w Bm RD
3 Am RD w Bm RD
4 . w q r A m D c w BmD
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4 Students
in
group A obtained the following
marks: 40 80 70 50 60 90 30. Students in
group B obtained 40 80 35 70 85 45 50
75 60 marks.
Defme
dispersion @ =
maximum
marks
minimum
marks , and
tspenton
relative dispersion
RD)
= .
Then,
1. RDofgroupA=RDofgroupB.
2.
RD
of group
A >
RD of group B.
3. RD of group
A
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9
If all horses are donkeys, some donkeys are
monkeys, and some monkeys are men, then
which statement mGst be true?
1. All donkeys are men.
2.
Some donkeys may be men.
3. Some horses are m en.
4. All horses are also monkeys.
i
10.
A rectangular area of sides 9 and
6
units is to
be covered by square tiles of sides
1, 2, and 5
units. The minimum number of tiles needed
for th is is
1. 3 2. 11
3. 12 4. 15
ll
Suppose n is a positive integer. Then
n2
n) 2n 1)
1.
may not be divisible by
2.
2.
is always divisible by 2 but may not be
divisible by 3.
3
is always divisible by
3
but may not be
divisib le by 6
4. is always divisible by
6
12. There is a train of Length 500 m, in which a
man is standing at the rear end. At the instant
the rear end crosses a stationary observer on a
platform, the man starts walking from the rear
to the front and the front to the rear of the train
at a constant speed of
3
kmhr. The speed of
the train is 80 km/hr. Th e distance of the man
from the observer at the e nd of 3 0 minutes is
1
41.5
km 2
40.5
krn
3
40.0
km
4. 41.Okm.
Three identical flat equilateral-triangular
plates of side cm each ar e placed together
such that they form a trap ezium . The length of
the longer of the two parallel sides of this
trapezium s
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14. An rcher climbs to the top of a 10 m high
building and aims at a bird atop a
tree
17 m
away. The line of sight from the archer to the
bird makes an angle of 45 to the horizon tal.
What is the height of the
tree?
1. 17m 2. 2 7 m
3. 37m 4. 4 7 m
J'i
A B = A C = ~ . hT
m
i
T iW
APOQ kT
d h iX
8,
r n r n p . o r 8 1 r n
r r m a ; r r * q m ~ * m ~ m
~ ~ r r A ~ o . 2 i ~ ~ ~ m 8 1
15 Consider ;right-angled triangle
ABC
where
AB
=
AC
=
3. A
rectangle APOQ is drawn
inside it as shown, such that the height of the
rectangle is twice its width. The rectangle is
moved horizontally by a distance 0.2 as shown
schematically in the diagram (not to scale).
C
Area o AABC
What is the value of the ratio
Area
o AOST
1 625 2 400
3 225
4.
125
16 80 srn paper is cut into sheets of 200 mm
x
300 mm size and assembled in packets of 500
sheets. What will be the weight of a packet?
(gsm = dm2)
1. 1.2k g 2. 2.4 kg
3. 3.6 kg 4. 4.8 kg
17
Find the missing letter
A
B
C
F
I
L
K
P U Z
P
W
18.
A
merchant buys equal numbers of shirts and
trousers and pays
Rs.
38000. If the cost of
3
shirts is Rs 800 and that of a trouser is Rs
1000, then how many shirts were bought?
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19 3M {1711 7 ~ ~, 1 7 ~ ~ .
1
The correct order of basicity for the following
f h l ? l ~ ~ T b ~ ~ 3 k 3
nions is
1. 60
2.
75
3. 100
4. 150
19 Consider the set of numbers
{1711 72,.- 7 ~ ~ ~ .
OW many of these
numbers. 60 end with the digit
3?.
75
N02
O2 O2
3. 100 4 150
1. 16 2. 96
3. 50 4 80
-
20 Find the missing number in the triangle
PART 'B'
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22 The major product formed in the reaction of
2,s-hexanedione with
P p 5
s
23. The absolute configuration of the two
stereogenk (chiral) centres in the following
malcc- le-i-s - -
---
I
24
The correct statement about the following
molecule is
A e c u l e s chiral and possesses a chiral
plane
2 Molecule is chimi and possesses a chjral
/
axis-.
3.
Molecule is achiral as it possesses a plane
of symmetry
4
Moiecule is achiral as it possesses a centre
of symmetry
-
A.
cis- KT
fW trans
I
B
tram
t l ~ ~ fEW f? T
cis
I
c . t r a m m
7 r m I
D cs ZW srPdaiS r
m
I
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25 Consider the follow ing statementsabout
-
is-
and tr&dccalins-
A. c5-isomer is mo re stable
than
trdns-isomer
B: tr--isomer is m ir e stable than ck iso m gr
C. trans-isom erund ergoes ring-flip -
D. cis-isomer undergoes ring-flip
The orrect statem ents among theabove are
d a n d 2 A a n d C
3.
A a n d D
4.
. B a n d C
26 I3is@I $%X ~ M I ~ ~ T T J ~ )
~ ( I I )
m
In bis dimethylglyoximato)nickel IQ, the
number of Ni-N
,
N& and i nt ra m ol ec ul ~
respectively, are
2. 2 ,2 and 2
3. 2 ,2 a n d 0 4. 4,O and 1
27 f 7
FhPh,
(A) Ni(I1);
+T$m-
GRx (B) AI(II1);
If
an enzyme @s
N2
n plants
by
evolving
H2 he ? u ~ b e r f electrons and protons
i ed S it h that, respectively,
? ? f a n d
6
3.
6
and 8
2 . 3 d
4. 8and6
29 Th e particles postulated to always accompany
the positron emission among
(A) neutrina,-'(B) anti-neutrino, (C) electron,
8 z r P P , % 8
30.
1. A,B?lW C
2.
A?TUTB
3
A?iW C 47 B?TUT C
27
hLong the following species,
(A)
NKII)
s
dihe@lglyo@nate, (8)
Al(IIQ.
ox';iate, (C) Ag(1)
s
chloride, those
th j
31.
precipita'te with the urea hydrolysis .
method are
1. A , B a n d C 2. A a n d B
3. A a n d C
4.
B a n d C
are
1.
A , B a n d C 2. A a n d B
3. A and C 4. Ba nd C
Toxicity o f cadmium and mercury in the body
is being re?&i'Sed% proteins, mainly using
the am ino acid residue,
1.
Gly cine 2. Leucine
3. Lysine 4 Cysteine
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31.
NiBr2 reacts
with
(EtXphhP
at,
78
OC in CS2
tii--@ie
ki
compound;
A ,
which upon
standing at room temperature turn green to
give compound, 'B', of the
same
formula.
Th e meam red magnetic moments of
' A ' '
5re 0.0 and 3.2 BM, re~~ect ive ly .~The-
g e o m et r i i of ' ~ ' z de ~
1. -Square
war
and Tetrahedral
-
2. ~ d e d r a lnd Square planar
3. Square planar and Octahedral
4.
Tetrahedral and Octahedral
U.+&&netic, paramagnet ic and d ia m a p ti c
2 paramagnetic,diamagnetic
m
~arml agne t i c
3. diank-gnetic, paramagnetic and diamagnetic
4.
p&magnetic, diamagnetic and diamagnetic
-
- -
35. - m f i - e
vmrnif
1.
Na2Cr04?iWF%03
2.
Na2Cr207
iW
03
3. Crz(C03), IT Fe(OH)3
I .SC12 1,- .2. SClz
am
I
35.
Chromite
ore
on h i o n with sodium
3.SC12 V4T ClF;
4.
1,'SX ClF; carbonate gives
1. Na2CrC?4 ~ i i d e203
32. The correct non-cinear and iso-structural pair is
2. Na2Cr207and Fez03
,;/ I2 and
b
.
SClz and'I3-
4 -
3. Cr2(C03)3 nd Fe(OH)3
-\ 3.
.?(&and
CjFf : 4.
J; and . IF;
4.
Na2C r04 nd Fe~(C03)3
t3 5 . I . A f s 7 y .,
i .
33.
mpFT
36.
221
-
298
K
WT
?7
[(r15-c5H5)
33.
Ozone present in upper atmosphere protects
a --__----
people on the earth
1. due to its diam agnetic nature,
2. due to its blue colour
3. due to abso rption of radiation of
wavelength at 255 nm
' 4. by destroying chlorofluoro carbons
36. Th e ligand(s) that is (are) fluxional in [(l15-c5H5)
-
( q 1 , ; ~ s ~ 5 ) ~ e ( ~ ~ ) 2 ]n the temperature range
I 221
-
298
K,
is'iare)
1. q 5 - ~ 5 ~ 3
G4 Trc5~5
3. q 5 - ~ 5 ~ 5nd CO
4. ' q ' - ~ 5 ~ 5nd CO .
/-\-.
2. NH 33W 1,10--
34.
9R L
Vii
?zmf w*
mz if
m
3 H20
m
,lO- lwiah a,
mfbfAgL412', [AgLa]" ?iW [ A ~ L ~ I ~ '
T?J:
?
--
4. HzO P I T NH3
-
J k FG l Q
2. qy- ~,
m
qg6al6cl
37. [ C O L ~ ] ~ 's red in colour whereas [co L '~ ]' ~s
3.
-
32YcslCh?~
T
green . L and L' respectively corresponds to,
1. NH3 and H 20
4 . ~ , m y a 7 4 h 3 W - 2. NH3 and 1,lO-phenanthroline
3 . H 20and 1,lO-phenanthroline
34.
If L is a n eugal monodentate ligand, the species,
f4ii
4. H 2 0and NH3
[ A ~ L ~ ] ~ ' ,A ~ L ~ ] ~ 'nd [ A ~ L ~ ] ~ 'respectively, are
,
4 ;
V
: --b
H
\
1 p -.
,
4
< \
cd
1
' 4 4 ,./
n
, Y
Ca
..,
f -
--
--
1 .r
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'r
38 [N~~(co)~]'-*
18
$ f h Ni*
ic
3 m m f V J T ~ ~ ~ - ~ ~ *
*i
1.
Ni(-II), 1 2 N i 2 =
3
Ni(-I), 3 ll3XT 4
N i i 3TiTZT
L
li
38 The oxidation state af-Ni nd the number of
r
metal - metal bonds in ~ i ~ ~ 1 2 -hat are
f
consistent w ith the
18
electron
rule are
J
2 Ni(lV), 2 bonds
-I), 1 bond 4. N i o , 3 bonds
I
1
t
...
39 Structures pf SbPh5and P P ~ ~espectively are
1. trigonal bipyramidal, squarqpyramidal
. 3
2 squa re pyramidal, trigona l gipyramidal
3 trigo nal bipyramidal, trigonal bipyrarnidal
l
4.
squa re pyramidal, square pyramidal
The typical electronic configurations of the
transition metal centrid , .ar oxidy&vzaddit,ion
ar A l > C a > S
2
S > A s > A I > C a
3.
A l > C a > S > A s
4.
S > C a > A s > A I
88.
M ~ ~ N ~ H ~ C H ~ C H ~ P P ~ ~
TW KSCN
1:2
m91n~
K2[PdC14] Wi
d i IT
F @ i T A f l i f ; I ~ A ~ ~ G l ? l l
~ 8 ~ ~ ~ ~ @ ~ t r a n s ~ , ~
famfaZmm -
(A) P, N (B) N, S (C) P, S (D) N, N
1.
A m
B
2 A m
D
3 BPTT
C
4.
CPJT D
-
88.
A
:2
mixture of Me2NCH2CH2CH2PPh2nd
KSCN with K2[Pd CI4] gives a square planar
complex
A.
ldentify the correct pairs of
donor atoms trans to each other in complex A
from the follow ing combinations.
P, N
B)
N,
S
(C) P, S
Dl
N,
N
(B)
m m - ~
mt
(C) af3Vm f
Q r n s f ; l r l f t r l l o r
89.
For a low energy nuclear reaction,
24
Mg(d, a) ~a, the correct statements from
the follow ing are
(A ) kineti c energy of d particle is not hl ly
available for exciting M ~
(B ) total nu mber of protons and neutrons is
conseried
(C)
Q
value of nuclear reaction is much
higher in magnitude relative to heat of
chem ical reaction
(D ) th resho ld energy is value
1.
A , B a n d C 2. A , B a nd D
3.
B , C a n d D
4.
A , C a n d D
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99 At
p 7 the
zindIl
ion in
c rbonic
anhydmw
reacts with
C 2
give
91
Molybdoenzymes can both oxidize
as
well
as
reduce the substrates, because
I
Mow0 is more stable than M o w )
2
Mo(lV)can transfer oxygen atom to the
substrate and Mo(VJ.) can abstract oxygen
atom from the substrate
3. conversion of M q I ) o Mo(IV) is not
favoured
4
M o o an transfer oxygen atom to the
substrate and Mo(1V) can abstract oxygen
atom from the substrate
a comparison of the valence electron
'configuration of the elements, Sm and Eu
suggests that
1 Sm is a better one electron reductant than
Eu
2 Sm is a better one electron oxidant than Eu
3. facile oxidation state is 2 for both the
elements
4 both of these display similar redox
behaviour
93 The cooperative binding of Oz in hemoglobin
is due to
1 a decrease in size of iron followed by
changes
iq
the protein conformation
2 an increase in
size
of iron f~llowedy
chimges in the protein confoxmatior
3 a decrease in s@ of iron that is NOT
accompanied by the protein conformational
changes
4
an increase in size of iron that is NOT
accompanied'6y the protein conformational
changes
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94. Amongst the following which is not isolobal
pairs
1 M ~( CO )S , H3 2. Fe(C0)4,
3
Co(CO),, R2Si 4. Mn(C0)5,
S
q
2 gp
ti ti H
95.
Th e correct order of the size of
S, s2-,2+
and s4+pecies is,
1.
s>s2+>s4+>s2-
2 s2+ s4+ s2-
S
3.
sZ- s
>
s z + >
s4+
4. s4+ sZ- s>
s2+
dm J p
KB~I H
l N
benzene
reflux
1. i. Ph3P+CH20MeCI-, uLi; ii. ~ ~ 0 ;ii.
Jones
36 d
2. i. H2N-NHTs; ii. BuL i 2 equiv.); iii. DM F
3.
i. H2N-NHTs; ii. BuLi (2 equiv.); iii. C 0 2
4. i. CICHZCO2Et,LDA; ii. B F3-OEtz; ii.
DMSO, (COC1)2, Et3N,-78 OC to rt
97.
The correct combination of reagents to effe ct
the following conversion is
\-
t
1 i. P ~ ~P cH ~ oM ~ c I- , uLi; ii. ~ ~ 0 ;ii. Jones
.
...
reagent
2. i. H2N-NHTs; ii. BuL i (2 equiv.); iii. DMF
m z N - N H T s ; i. B uLi (2 equiv.); iii. C 0 2
----
96.
Th e major product formed in the following
4.
i
ClCH2C02Et,LDA; ii. BF3.0E t2; iii.
reaction is
DMSO, (COC1)2, Et3N,
-78
OC to rt
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E3u4N r'
anhyd. CF3COOH
CH CI
2
Br
F 8 7 ~ h e ajor product formed in the following
eaction is
99 Consider the fol lowing reaction.
The appropriate intermediate involved in this
reaction is
100. ~t a e t IW T
l R
c~hp t t 6)
f mZt:
,
100
The correct
13cN R
chemical 6) shifi
values of carbons labeled a e in the following
ester are
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B.
ATP 43
C NADPH*
a
iq
~ . m m a q
m -iF
1
1. A , B a S r
D 2.
A m
A : dO Bie:dN
3.
B r n
C
4.
A C?Rll
D
2. 102
The biosynthesis of isopentenyl
A :
s% .
B:
pyrophosphate fiom ace tyl Co A involves:
H
A. Four molecules of acetyl CoA
B. Three molecules o f AT P
3.
C. Two molecules ofNADPH
A : 6 a,n D. Two molecules of lipoic acid
Me
H
The c o m t options among these are:
A 1. A , B a n d D 2. A a n d B
.
3. B a n d C
4
A, C and D
103
- R M d 5
- .e
m ~ ~ , * w A * g
'
?
.
The-prod.u.ctsA md .B.~ n..th e~f ollo win g
-
reaction sequence are
hv
A
-
B
.
1
A
t .---* C D
1 A?fW C
H
Y ~
2.
3.
A m
. =
103 Amongst the following, the major products
formed in the following photochemical
3.
reaction are
d n i m u r ~ ~ - ~ : 1 A a n d C
2. B and C .
4. A a n d B
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A : A
B
105. Anthranilic acid, on treatment with i so - a m a tr if e
H N
MeO
furnishes a produet which displays a strong peak at
76
d e )
in its
mass spectrum. The structure of the
product is
The products and B in the following
sequenc e are
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1 0 7 . - f f T J r ~ * - = ~ *
rn c9h?dl
n=0, t?rrrr2)*
1. ~ ; R * i f f 5 t l f m m d h m f T ~ p , , =
0.633, pi = 0.233
?lW ~
.086 8 h
Shw
n 2 3
A @ ~ ~ F w * * . .
mBm8 I
2. 1. 0.032
2. 0.048
3. 0.952 4. 1.000
107;
Usmg Boltimarirl d ib u t io n , the probability of
3.
~
o ill or
g the irst
thr evels
n =
0, 1 ti 2)b
f a d o be
po=
0.633,
p, =
0.233
and
p2= 0.0 6.
The
probability
of
findiig
aii
oscillator
in n gy
levelsn-23 is
H Zn
;
0,032
2.
0.048
4.
3. 0.952
4. 1.000
..
106. The, organoborane. X, when reacted with
108. f b d & i 3 ~ f W m r s m r A ~ - m 1 q
Et2Zn falowed bE-iodotoluene
in
the
.
atrr ~g
pyi - J ~
pr i5ni-of catalyti a m o x of pd(P~h,),
i.
P ~ N C O
fumikhes a tris;b&tuted
a
The
Et3N
Hz
RaneyNi
intermediate and .&S iZGUC
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-
-
:.-.> .
.
.-
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1
A
odo2;
B K 00~-N=N-COOX+,
AcOH
2. A 02,m M, h ~ K+-OOC-N=N-
COOX+,ACOH
3.
A= 02,
mm v; B
=Hz,Pd/C
4.
A = O ~ , ~, B=H2,Pd/C
112.The correct combination of reagents for
effecting the foflowing-sequence of reactions
is
1
A 03/02;B
K+
00~-N=N -COO X ,
AcOH
2.
A 02,Rose Bengal, hv; B K+-OOC-
N=N-cOOX', AcOH
3.
A
0 2
Rose Bengal, v; B
Hz, PdC
U1 Rose Bengal, A; B H2, PdC
113.The correct combination of reagentsrequired
to
df the
following conversion
is
4.
s BuLi
78 'C followe by ICH2C I
r
114 Consider a particle confined in a cubic
box
The degeneracy of the level, that has
an
energytwice.that of the lowest level, is
1. 3
2.
1
I
ii
BrCH2CH2Br
115. Only two products are obtained in the
following reaction sequence. The structures
of the products from the list
I-IV
are
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NaNHp
ii
BrC&CH r
Mac '-: QCDP*
o
\ / ~ o o ~ e
3
H 4 OH
( -p
117.
~ ~ I @ Z ~ T ~ ~ ~
I u a
rt
,L,J.---A
oq NaCN
Mn4
dbxme
6
i . andII
2.
a n d N
refha
Wr0 1.
Mef i
3. I and
4.
n1 and IV
1.
116 ~ 3 l f h T f f ~ ~ A $
A:
)-Jy B:a
c0
eOOC COOMe
A 2.
>
Heat
< A :
e:
u (
OOMe
117. The products
A
and
B
in the following
.. reaction sequence are
3 4.
OH
so2
aq. NaCN. M n 4
A
dioxane
B
IPrOH.Mc2NH
r flux
116. The
major product A formed in the following
reaction is 1.
co
eOOC COOMe
A : 6 :
A
2.
Heat
-
A :
0 : 0J f
COOMe
COOMe
3.
2
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The spatial part of the w ayefU ~ctio nof-th e
atom in its ground state is ls(1 ) 14 2) . The
spitrpaiGould be
1. a l)a 2)
2. P lIP 2)
3. [a l)P 2) + P l)a 2)1
NO, 2
NO2
i FGJ=4
f 3 r o r ; 4 ~ r ~ ~ w ~ ~ ~
The number of phases, eornponents and
deg ree s of freedom, wnen ~r is added to
n
eqGZbrium mixture of NO, O2 and NO2 in
gas phase are, respectively,
1 . 1 ,3 ,5
2
1 , 4 , 5
3
1 , 3 , 4 4 . 1 , 4 , 4
pyridine
-
O
120 The major product formed in the following
reaction is
sCI
pyridine
121
particle in a one dimensional harmonic
oscillator in x-direction is perturbed by a
potential
x
Is
a
number). The fi~st-orde r
correc tioxo the energy of the ground state
1. is o
2
is negaiive
3. is positive
4. may be negative or positive but NO T
zero
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Ph
HO*OM~ B. LO
A = HO.
3 OH OH
122. Th e pioducts A and B in the followkg
sequence of reactions are
1. HX= HF an dA = Br
2. HX = HCl and A = Br
3.
H X = H B r a n d A = B r
4. HX = HBr and A = Br
H
OH
HoL Ho
eOH
I H
. .
- .
refbx,
4 h
A
O i ~
H+
The mass spectrum of the product A, formed
in the following reaction, exhibits M, M 2,
'
M 4
in the ratio of abo ut 1 2:1. The
OH
Ph
reagent
HX;and
the pr0duct.A are
-. -
A = H&+OM 6 = OM
. -
-- '.
7 . .Hx )
1 OH .
OH c
c ,
.
. .
A
Br
Hoq
.
A = HO B=
3
'O'
L
1. HX = HF and A = Br
A =
HO
3. OH
A = HHOO&~d B =
2.
HX
=
HCI and
A
=
Br
4
OH
8
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125 A
..particle in a onedimensional box
potential
zero between o
a
and infinite
outside) has the ground state energy
above i l t o n i i n with +(x) = x(x )
yields energy
. . .
l .
.
Using a linear
c o m b i o n -two even func tlon ~x(x ~a1
- +
and xZ x ) , we obtain. yr ia tibnk
m i n i o the ground state energy as E2.
Which
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128. If = 0.8
P
0.4 ~ is a normalized
molecular orbital of a diatomic molecule
. . .
, .
..
. ~ - - - . -
A constructed from P
and
which ax
. ., _^
I .i_.._,..___ 0 ii
- .
.,,.
< .:**,
.-.. ; .
also normallzed, the over1.y.2. etween-.A.v...L. P and
is . .
,.
1. 0.11 2 0.31
3. 0.51 4 0.71.
129. At a given temperature consider
Fe203(s) +3CO(g) Fe(s) 3C02(g);
K1= 0.05
2C02(g) CO(g) Ol(g); K2
=
2x
10-l2
The equilibrium constant for the reaction
mol- )
increased
he tempemlure by
4
K
If
the heat capacity of the calorimeter along
with
that
of the rgaterial is 2.4 kJ K- , he
molar internal energy of combmion,
in
kJ
is
1. 1000
2.
-1000
3.
20
4
-20
131.
The translational, rotational and vibrational
pa dti on functions for a molecule are
f-lation 10 m- 7 fmt tion 10, fv~~r tion
1
ksTh) 1O
at room temperature,
Using the appro xim ate data given above, the
frequency factor (A) for a reaction of the
type:
atom diatomic molecult?
-t
nonlinear
'
ransition state product
accordinp to the conventional transition state
theory is
1. 2 x lo3 2.
6 x
lo7
3. 2 x 1012 4. 6 x l0l3
1. 1000 2. 1000
.
132. The interplanar spacing of G O ) planes in a
3
20 4 20
cubic unit cell with lattice
130.
In
a bomb calorimeter, the combustion of
0.5 g of compound A (molar mass = 50 g
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39
-
. .
133. A P B
f t
* 1- f*
e fluorescence llfetlme of a molecule in a
7 8 h q h m * r n m -
solution is 5@
s.
The sum of all the
nonradiative rate-constants
Zk,,,)
or the
A ' a m m r f i t g ~ ~ m ~
.
decay of excited st e i s 1 . 2 ~08 s -'. n e
d t ~ ~ w
X
l x P I T y i f ; flu ore sc en ce $ u a n t u m s d % f t h e.- - molecule
, m r
is
1. 0.1
1. 4,4 2. 4,8
2. 0.2
3. 8,4
4.
4 , 2
3.
0.4 w . 6
133. A
compound
A B
has a cu bic structure with 137.
W - W
3K&f
A atoms ~ c c ~ ~ ~ ~ ~ a l l t h eorners of the cub e
as
well a s all the face cen i i sZ I ' o% . Th e3
r m r r m % s t h * r n ~
I .
I
atoms occupy four tetrahedral voids. The
4 , 2 5 m 81 8
p H - a l R m a f * ~
v a l d s - o ~ ~ e l y ,re
.=
~ f ; s r f F e @ w
g 4 , 4 * - 2. 4,8,
3 8 ,4 4J4,2
8
1. 4, 25 3W 81. 2. 2,5 r(PTT 9.
134. CD3
D*
-1 a ESR -* 3. i l i , 115 isTT 119 4. i , I m 1
- -it;
137.
Solutions of three elecl~olyteshave the same
1. 1 2. 3
3.
4 v 7 ioniestrengtli m d - d i R & e ~ ~ ~ cC O n i
I
as
27?25
ifid
x
134. The number of lines
in
the ESR spectrum of
magnitude
bf Debye-HUckc-l creening engths 2
CD3 is (the spin of D is 1)
of the three so lut6 ns are
1. 1 2.
3
1.
4 , 2 5 a n d 8 1 .
2 2,5
and 9.
3. 4 4.
7 3.
112, 115 and 119 4. 1 , l a n d l
0
=
135. COz C=O 3TlTXT ZWT 120 pm 8 C02
1 .
@
3lT ZT fhl3
*t - --r;--- - fA-&c;I;IY
&-%
r\
I ~ ~ ~ ~
( C m Fh ?T
8
? i i X ? T 1 . 9x10- ~~ g ~
e m
- 2 . 5 ~0"~ kg) 2. cis- --* m
tram---
~
1.
1 . 8 x 1 0 ~ ~ k ~ m ~ 2. 3 .6 x1 0- ~ ~k gm ~
3. 5 . 4 ~o4' kg m2 4 . 7 . 2 ~ 1 0 ~ ' k g m ~
* m a
3.
cis- --& 7 w ~11s+cli'=m3 -
\
135.
The C=O bond length is 120 pm in C0 2.The
& f i av?T& T$
moment of inertia of C 0 2would be close ta
( m ak es o f C an d a re 1 . 9 ~0-27kg and
4. f i m * * r n h v
-
2.5X kg, respectively)
mT%Fr
@ ,8
1. 1 . 8 ~ 1 0 ~ 'g m 2
3. 5 . 4 ~ 1 0 ~ 'g m2
2' 3.6x lo4' kg m2
138.
Simple H i i c e molgcular orbital
theory
4. 7 . 2 ~ 1 0 ~ ' k g r n ~
1.
con side rs electron-electron repulsion
136. f%FbT *
V
iqS
?T m S f I 5 W F f
explicitly
2. distin gu ishes cis-butadiene and trans-
5 ~ 1 0 - ~ s $3 d f % 3 ~ % t ; * f ? R butadiene
mfr
363f m
T mEib3
a h EL)r
3. distinguishes cis-butadiene and
1.2x108 s
-
it; 1 i m nf;TAf4T
cyclobutadiene
4. has dif fer ent coulomb integrals for non-
mlXm*'f equivalent carbons
1. 0.1 2. 0.2
t
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40
.< 27
\ A
.
' i~w. '
ul.
In
thii tiii eaver-~urk
of
( i~jaliite]-'
-7(--T&& o n ~ o n ) 1
for
&,
enzyme .. c t lyzed
reaction followiiig
.
MichaeliiMenten mechanism, the ...i :
139. iW
?RE
30
bar
W
El RTF
intercept is- s If the
initial enzymnzyme
mcenEratiun
is 1x104 M, the turnover
-
umber
is
1. 2.5~10~
.
.
2. 1.ox1o4
3.
2 . 5 ~ 1 0 ~
4.
2 . 0 ~ 1 0 ~
139. For the nondissociative Langmuir type
adsorption of a
gas
on
a
solid s;;face-
at
a
particular temperature t h e h t i o n of surf ce
coveme- is-35 at- 30 bar. ~ h i p T u
isotherm constant (in bar-' units)
at
this
temperature is
1. 0.05 2. 0.20 I
3. 2.0 4. 5.0
142. The E 6i1E direct product in Dj point group
contains the irrkduGble representations
140. For a set of 10 observed data points, the mean
is 8 and the variance is 0.04. The 'standard
deviation' and the 'coefficient of variation' of
the
data
set are, respectively,
1.
0.005,O.l 2. 0.02, 0.2
3. 0.20,2.5 4. 0.32, 1.0
3 4 4 ~ FmTr - 7 a x-&
3d73 W y- k
Ek 5000
M-' s
8
143. The result of the product Cz x)Cz (y) is
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144. Given;
I
r ~
I
A. F O Q (s),+ 2e- Fe(s)+2 0 H aq);
E0=
-0 877
V
B. A13+(aq)+ 3e-+.Al(s); EO=
-1
66V
C. AgBr(aq) e- +Ads)
+
Br- (aq);
EO=
0 07
V
The overall r e e m or
the
cells in the
directi6.a.ofw faii-eo S.G.ge-wOU-i be
....- --
. .
-
. .
1. Cell with A&B
:
Fe
reduced
cehvith'A&c
:
Fereduced
2. ce ll wi& A&B . : Fe reduced
Cellwith A&C
:
Fe oxidized
3.
Cell with
A B
:
Fe oxidized
Cell with A&C : Ee oxidized
4. Cell with A&B : -Fe oxidized
Cell with A&C :. Fe reduced
S18 CSMH4 1 CH 4
i 7
145. The reagent
A
used and the major productB
formed in the following reaction sequence are
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