1). What is the frequency of photon ,whose
momentum is 1.1×10-23 kg ms-2 ?
a) 5×106 Hz
b) 5×1017 Hz
c) 0.5×1018 Hz
7) The example of dsp2-hybridisation is ?
a) [Ni(CN)4]2-
b) Fe(CN)63-
c) Zn(NH3)42-
d) FeF63-
d) 5×1018 Hz
8) which is the pyramidal structure?
2). The four quantum numbers for the electron
present in the outermost shell of calcium are
a) Trimethylamine
b)Methanol
a) n=4, l=1, m=0, s= +(1/2)
c) acetylene
d) water
b) n=4, l=0,m=0, s= +(1/2)
c) n=4, l=1, m=1, s= -(1/2)
9) Angel α=β=γ=900 is for ?
d) n=4,l=0, m=+1, s= -(1/2)
a) cubic
3) The triad of nuclide which is isotonic is ?
10) The interionic distance for cesium chloride crystal
will be ?
a) 6C14, 7N14, 9F17
14
15
17
c) 6C , 7N , 9f
b) 6C14, 7N14, 9F19
d)
12
14
19
6C , 7N , 9F
4). The molecule which has the largest dipole moment
is:
a) methane
b) chloroform1
c) Boron trifluoride
d) carbon tetrachloride
5) The increasing order of size of hybide orbit is :
2
a) sp <sp<sp
3
c) sp3<sp<sp2
2
b) sp>sp >sp
3-
d) sp2<sp3<sp
6) The triple bond in nitrogen molecule (NN) consist
of?
a) 1Ϭ-bond and 2π-bond
b) 1π-bond and 2Ϭ bond
c) 3π-bond
d) 3Ϭ-bond
b)rhombic
c) monoclinic
a) a
b) a/2
c) √3a/2
d) 2a/√3
d) triclinic
11) Which one of the following crystals does not
exhibit Frenkel defect ?
a) AgBr
b) AgCl
c) KBr
d) ZnS
12) The co-ordination no. of a metal crystallizing in a
hexagonal closed pack (hcp) structure is :
a) 6
b) 12
c) 8
d) 4
13) 89Ac231 gives 82Pb207 after emission of some α and
β particles. The no. Of such α and β-particles
respectively are ?
a) 5, 7
b) 7,5
c) 6, 5
d) 5, 6
20) In the reaction, 2A+B→A2B, if the concentration
of A is doubled and of G is halved, then the rate of the
reaction will ?
14) In nuclear reaction ,
14
4
7N +2He
z
XA+1H2
The term zXA represent :
a) increase by two times
a) 7N16
b) decrease by three times
b) 8O16
c) 7N15
d) 8O17
c) increase by four times
d) remain the same
15) In the thorium series 90Th232 loses total of 6αparticle and 4β-particle in the ten stages the final
isotope produced in the series is :
a) 32Pb206
b) 83Pb208
c) 83Bi209
d) 82Pb209
21) Think for this reaction 2A+B → C+D. If the conc.
Of reactant increase 3 times then the velocity ?
a) increases 27 times
b) increases 9 times
16) Which of the following exhibits highest molar
conductivity ?
c) increases 81 times
d) increases 18 times
a) Co(NH3)3Cl2
b) [Co(NH3)4Cl2]Cl
22) H2+Cl2 → 2HCl is ?
c) [Co(NH3)5Cl]Cl2
a) first order reaction
d) [Co(NH3)6]Cl3
b) second order reaction
c) third reaction
17) What will be the molarity of a solutions containing
5g of sodium hydroxide in 250 mL solution ?
a) 0.5
b) 1.0
c) 2.0
d) 0.1
18) 0.126 of ac acid requires 20 mL of 0.1 N NAOH for
complete neutralization .The equivalent weight for
the acid is ?
a) 63
b) 53
c) 40
d) zero order reaction
23) For the first order reaction A→ product the halflife time is 200 s. The rate constant of the reaction is ?
a) 3.46 s-1
b) 3.46× 10-3 1-1
c) 3.46 × 10-4 s -1
d) 3.46 × 10-2 s-1
d) 45
24) What condition will favour theexothermic
ammonia synthesis reaction ?
19) The isomotic pressure of 0.2 molar solution of
urea at 270 C (R=0.082L atm mol-1K-1) ?
a) 4.92
b) 1 atm
c) 0.2 atm
d) 27 atm
N2(g)+3H2(g)
a)
b)
c)
d)
2NH3(g)
Low temperature and low pressure
Low temperature and high pressure
High temperature and low pressure
High temperature and high pressure
25) For the reaction
PCl5(g)
PCl3(g)+ Cl2(g)
30) Given that the dissociation constant for H2O is
Kw=1×10-14 .what is the pH of a 0.001 molar KOH
solution?
a) Kp = Kc (RT)
b) Kp = Kc (RT)
a). 11
c) Kp = Kc
d) Kp = Kc (RT)
c) 10-11
26) The favourable condition for contact process are ?
a) low temperature and low temperature
b) low temperature and high pressure
c) high temperature and low pressure
b) 14
d)3
31) The enthalpy change for the conversion of liquid
water to stream at 373 is ΔHvap=37.3 kJ mol-1 .The
entropy change for the process is?
a) 100 J mol-1 K-1 b)74.6 mol-1 K-1
c) 37.3 J mol-1 k-1 d) 111.9 J mol-1 k-1
d) high temperature and high pressure
32) Human body is the example of :
27) For the reaction :
a) open system
PCL3 (g)+ Cl2(g)
b) closed system
PCl5(g)
c) isolated system
d) none of these
The positionn of equilibrium can be shifted to the
right way
a) doubling the volume
33) Heat of neutralization will be minimum for which
of the following combination?
b) increasing the temperature
a)NaOH+H2SO4 b)NH4OH+CH3COOH
c) addition of equimolar quantities of PCl3 and PCl5
c) NAOH+HCL d) NAOH+CH3COOH
d) addition of Cl2 at constant volume
28). The solubility product of Mg(OH)2 at 250C
1.4×10-11 What is the solubility of Mg(OH)2 in g/L ?
a) 0.0087g/L
b)0.087g/L
c) 0.0047 g/L
d) 0.047g/L
34) Heat of formation of SO2 is -298 kJ.what is heat of
combustion of 4 g of S?
a)+37kJ b)-37.25kJ
c)+298 kJ d)18.6 kJ
35) Oxidation state +1 for phosphorous is found in :
29) The heat of neutralization of a strong acid and
strong base is nearly equal to ?
a) H4P2O7
b) H3PO2
c) H3PO4
d) H3PO3
a) -13.7 kcl/mol b)+13.7 kcl/mol
c) +57.32 kcl/mg d) _57.32kcl/mol
36) The Oxidation number of nitrogen in NO3- is:
a) +5
b) +2
c) -1
d) +3
37) Oxidation state of S in H2S2O8 is:
a) +2
b) +4
c) +6
d) +7
44) colour of the colloids depend on which of the
following factors ?
a) Size
b) Mass
c) Charge
d) Nature
38) Pressian blue is :
a) Fe[Fe(CN)6]2 b) Fe3[Fe(CN)6]
45) The correct order of the solubility of sulphates of
alkaline earth metal in water is :
c) Fe2[Fe(CN)6] d) Fe4[Fe(CN)6]3
a) Be>Ca>Mg>Ba>Sr
b) Mg>Be>Ba>Ca>Sr
39) Which of the following complex shows ionization
isomorphism ?
a) [Cr(Co)6]
b) [Pt(NH3)2Cl2]
c) [Cr(NH3)3Cl3 ]
c) Be>Mg>Ca>Sr>Ba
d) Mg>Ca>Ba>Be>Sr
d) [Cr(en)2Cl2]
46) which of the following has smallest size ?
40) The IUPAC name of K3[Fe(CN)6] is :
a) N3-
b) O2-
d) Na+
c) F
a) potassium hexa cynoferrate (III)
b) potassium ferro hexacyanate(II)
47)Which of the following is correct order of the size
of the iodine species ?
c) potassium hexa ferrocyanate(III)
a) I >I- >I+
d) potassium ferrocyanide (II)
c) I+ >I- >I
41) The coordination number of Cu in [Cu(H2O4)]2+
complex
48) which of the following has largest radius ?
a) 2
b) 1
c) 3
d) 4
42) In the given reaction , As2o3 act as a :
2SO2+ O2 Pt
2SO3
a) F-
b) I >I+ >Id) I- >I >I+
b) O2-
c) Na+
d) Mg2+
49)The lightest metal among these is :
a) Li
b) Mg
c) Ca
d) Na
As2O3
a) Positive catalyst
b) promoter
c) autocatalyst
d) poison
50) Nessler’s reagent is:
43) Which of the following cannot form the micelles ?
a) KHgl4+NH4OH
a) sodium benzoate
c) K2Hgl4+KOH
b) KHgl4+KOH
d) KHgl4
b) sodium loryl sulphate
c) sodium alkyl benzene sulphonate
51) which of the metal is preserved in water ?
d) sodium oliate
a) Platinum b) sodium c) zinc
d) Iron
52) which of the following is formula of baking
powder ?
59) AgCl precipitate dissolves in ammonia due to the
formation of :
a) NaHCO3
a) [Ag(NH3)2]Cl
b)[Ag(NH3)2]OH
c) [Ag(NH4)2]Cl
d) [Ag(NH4)2]OH
b) NaNO3
c) NaOH
d) NaCl
53) The correct sequence of decrease in the bond
angle of the following hydride is :
a) NH3>PH3>AsH3> SbH3
60) In borax bead test, deep blue colour bead is
obtained due to :
b) NH3>AsH3>PH3>SbH3
a) (C2H5)3 BO3
b) H3 BO4
c) SbH3>AsH3>PH3>NH3
c) (C2H5)2 B4O7
d) H2B4O7
d) PH3>NH3>AsH3>SbH3
61) Which of the following is observed by the chromyl
chloride test ?
54) In photography we use:
a) Agl
b) NH3
c)AgCl
a) Cl-
d) AgBr
55) The composition of bell metal is :
a) Cu+Sn
b) Cu+ Ni
c) Cu+ Zn
d) Cu+Ag
c) CuSO4. 5H2O
c) I-
CH2―CH―CH2 is:
CN CN CN
a) 1,2,3 tricyano propane
b) 3-cyano-1,5 percent di nitrile
c) 1,2,3-cyano propane
d) None of the above
b) ZnSO4.7H2O
d) CuSo4. ½ H2O
63) The bond order of individual carbon-carbon bond
is benzene is:
a) 1
57) Which pair consist only acidic oxides ?
a) Cro3, Mn 2O7
c) Cao,Zno
d) Na2O, Al2O3
b) Co2+
b) 2
c) between 1 and 2
d) 1 and 2 alternately
b) ZnO2, Al2O3
64)The number of ether isomers possible for C4H10O
are :
58) Which one of the given transition metal ions is :
A) Cu2+
d) F –
62) The IUPAC name name of
56) Green vitriol is :
a) FeSo4. 7H2O
b) Br-
c) Cr3+
a) 2
B) 5
c) 4
d) 3
d) Zn2+
65) The empirical formula of compound is CH2- one
mole of this compound has a mass of 56 g.Its
molecular formula is :
a) C3H6
b) C4H8
c)CH2
d) C2H2
72)CH3Br+KCN(alc.)
66) The smallest bond length of C-H is:
reduction
X
Y
Na+C2H5OH
a) ethyne
b) ether
c) ethane
d) methane
a) CH3CN
b) C2H5CN
c) C2H5NH2
d) CH3NH2
67) A gas decolourised alkaline KMnO4 solution ang
give precipate with AgNO3 solution the gas is:
a) methane
73) Cao+C
b) ethene
Heat
A
H20
Dil.H2so4
B
C,
HgSO4
c) acetylene
d) ethane
The last product is:
68) Anti-markownikoff’s addition is not observed in :
a) butane-2
b) butane-2
c) propene
d) pentene-1
a) CH3CHO
b) C2H5OH
c) C2H4
d) C2H5HSO4
74) Acetamide
p O
2 5
4H
A
B
Sl/HCL
69) Identify Z in the following series :
C2H5
Alcoholic
X
Br
2
Y
KCN
a) CH3CH2NH 2
c) CH3CN
b) CH3NH2
d) CH3COONH4
Z
KOH
75) Lactic acid+conc.H2SO4
a) CN―CH2― CH2― CN
b)Br― CH2 ―CH2― CH2CN
c) Br― CH == CHCN
Heat
a) CH3COOH
b)CH3CHO
c)CH3CH2COOH
d)Acrylic acid
X, X is
d) CH3 CH2CN
76) which of the following is natural polymer ?
160-170 c
70) X+ H2SO4
Ethylene, X is :
dehydration
a) Dacron
b) Nylon
c) Polyethene
d) Starch
a) (CH3)2CHCH2OH
b) CH3CH2CH2OH
77) Nucleic acid is a polymer of :
c) CH3OH
a) nucleotides
b) α-amino acids
d) C2H5OH
c) nucleosides
d) Glucose
71) R
X+Mg
dry ether
product
a) alkyne
b) alkene
c) GR
d) magnesium halide
78) Which carbohydrate has highest abundance in
human blood ?
a) D- glucose
b) D-fructose
c) sucrose
d) Lactose
79) Which one of the following is an example of
azodye ?
a) Aniline yellow
b) Alizarin
c) Martius yellow
d) Indigo
80) Which of the following ion is stronger Bronsted
base?
a) ClO-
b) ClO-2
c) ClO-3
d) ClO-4