AIEEE 2007 Quarter Test Paper


by Mr. Arun Kulshrestha

Ques 1 -12 [1.5 marks] / Ques 13-25 [3 marks] / Ques 26-40 x 4.5 marks
-ve marks are one third
Test duration 2 hour


1.Which of the following compounds can exhibit tautomerism?

[1]

[2]

[3]

[4]


2.Tautomerism is not exhibited by:
(1) C6H5-CH=CH-OH (2)

(3)

(4)


3.Which will show tautomerism:
[1]



[2]


[3]


[4]


4.Tautomerism is exhibited by
(1) (CH3)3CNO (2) (CH3)2NH
(3) R3CNO2 (4) RCH2NO2

5.Total possible structural isomers(not stereo) of C4H6 are:
(1) 4 (2) 6
(3) 9 (4) 12

6.Increasing order of expected enol content

(1) CH3COCH2CHO>-CH3COCH3
CH3CHO>CH3COCH2COCH3
(2) CH3COCH2COCH3>
CH3COCH2CHO>CH3COCH3>CH3CHO
(3) CH3CHO>CH3COCH3
>CH3COCH2CHO>CH3COCH2COCH3
(4) CH3COCH3>CH3COCH2COCH3
>CH3CHO>CH3COCH2CHO

7.Increasing order of expected keto content

(1) CH3COC2H5>CH3CHO
>CH3COCH3>CH3COCH2COCH3
(2) CH3COCH3>CH3CHO
>CH3COC2H5>CH3COCH2COCH3
(3) CH3CHO>CH3COC2H5
>CH3COCH3>CH3COCH2COCH3
(4) CH3COCH2COCH3>CH3CHO
>CH3COCH3>CH3COC2H5

8. Hydrogenation of the above compound in the presence of posioned palladium catalyst gives:



[1] an optically active compound
[2] an optically inactive compound
[3] a reacemic mixture
[4] a diastereomeric mixture

9.Which of the following is an example of substitution reaction:

[1]

[2]
[3]

[4] None of the above

10.List the following alkoxide nucleophile in decreasing order of their SN2 reactivity:
(a) Me3CO- (b) MeO-
(c) MeCH2O- (d) Me2CHo-
(e)


[1] b>c>e>d>a
[2] e>c>b>a>d
[3] a>e>b>c>d
[4] c>e>a>b>c

11.Which will not undergo substitution bySN1:

(1)
CH2X
(2)

(3)

(4)


12.Identify the set of reagents/reaction conditions 'X' and 'Y' in the following set of transformations:


(1) X=dil.aq.NaOH,20oC,Y=HBr
(2) X=conc.alcoholic NaOH,80oC,Y=HBr,CH3COOH,20oC
(3) X=dil.aq.NaOH,20oC,Y=Br2,CHCl3,0oC
(4) X=conc.alc.NaOH,80oC,Y=Br2,CHCl3,0oC

13. The nodal plane in the-bond of ethene is lacated in:

(1) The Molecular

(2) A plane parallel to the molecular plane

(3) a plane perpendicular to the molecular plane which bisects the carbon-carbon sigma bond at right angle.

(4) a plane perpendicular to the molecular plane which contains the carbon-carbon sigma bond.

14. (CH3)4+N is neither an electrophile or a nucleophile because it:

(1) Does not have electron pair for donation as well as cannot attract electron pair

(2) Neither has electron pair available for donation nor can accommodateelectron since all shell of N are fully occupied.

(3) Can act as Lewis acid or base.

(4) none of these

15. In the dehydration reaction:



the hybridization state of carbon changes from:

[1] sp3 to sp2 [2] sp to sp
[3] sp2 to sp [4] sp to sp3

16. A compound X (C5H8) reacts with ammoniacal AgNO3 to give a white precipitate,and on oxidation with hot alkaline KMnO4 gives the acid,(CH3)2CHCOOH.Therefore,X is:

(1) CH2=CHCH=CHCH3

(2) CH3(CH2)2C CH

(3) (CH3)2 CH-C CH

(4) (CH3)2C=C=CH2

17.What is the decreasing order of the strength of the bases OH-,NH2-,H-C C- and CH3CH2-?

(1)CH3-CH2-> NH2-> H-C C-> OH-

(2)H-C C-> CH3-CH2-> NH2-> OH-

(3)OH-> NH2-> HC C-> CH3-CH2-

(4)NH2-> H-C C-> OH-> CH3-CH2-

18.Water can be added across a triple bond in the presence of :
(1) acidic medium (2) alkaline medium
(3) neutral medium (4) acid and HgSO4

19. Among the following,the compound that can be most readily sulphonated is:
(1) benzene (2) nitrobenzene
(3) toluene (4) chlorobenzene

20.Which of the following reagents cannot be used as the basis for a simple chemical test for distinbuishing but-1-ene from CH3CH2CH2CH2OH?

(1) Br2/CCl4
(2) Dilute aqueous KMnO4
(3) CrO3/aqueous H2SO4
(4) Na in liquid NH3

21. Benzyl chloride (C6H5CH2Cl)can be prepared from toluene by chlorination with:
(1) SO2Cl2 (2) SOCl2
(3) Cl2 (4) NaOCl

22.Which of the following reactions are not expected to give

in yields of more than 50%?

[1]


[2]


[3]


[4] None of these

23. Which of the following will give trans-diols

[1]



[2]



[3]



[4]


24. The final in the following sequence of reaction is:



(a) CH2=CH-CH=CH2

(b) HC C-CH3

(c) CH2=CH-CH3

(d) CH-CH2-CH3

25. Which of the following orders regarding the acidity of aromatic acids is correct?

(1) p-nitrobenzoic acid <>p-anthranilic acid

(2) p-nitrobenzoic acid > benzoic acid > p-anthranilic acid

(3) p-nitrobenzoic acid > benzoic acid < p-anthranilic acid

(4) p-nitrobenzoic acid <> p-anthranilic acid

26.Which of the following are correct?

[1]


[2]


[3]


[4]


27.


[1]


[2]


[3]


[4]


28.The following reaction is called



(1) Michael addition reaction
(2) Diels-Alcr reaction
(3) Wolff-Kishner reaction
(4) None of above

29. Nitrobenzene can be prepared from benzene by using a mixture of concentrated HNO3 and concentrated H2SO4.In the nitrating mixture,HNO3 acts as:
[1] base [2] acid
[3] reducing agent [4] catalyst

30.Which of the following structures will not have 4electrons?

I

II

III

IV


(1) I (2) II
(3) III (4) IV

31. The most strained cycloalkane is:
(1) Cyclopropane (2) Cyclobutane
(3) Cyclopentane (4) Cyclohexane

32.Among the following statements on the nitration of aromatic compounds,the false one is:

[1]The rate of nitration of benzene is almost the same as that of hexadeuterobenzene

[2]The rate of nitration of toluene is greater than that of benzene

[3]The rate of nitration of benzene is greater than that of hexadeuterobenzene

[4]Nitration is an electrophilic substitution reaction.

33.Which of the following conpounds will exhibit geometrical isomerism?

[1] But-1-ene

[2] Oxime of benzaldehyde

[3] Oxime of acetone

[4] Both (b) and (c)

34. The halogen which is more reactive in the halogenation of alkanes in sunlight is:
(1) Chlorine (2) Bromine
(3) Iodine (4) All are equal

35.The reduction of an alkyne to alkane using lithium metal in liquid ammonia as solvent results into:

[1] cis addition of hydrogen atoms

[2] trans addition of hydrogen atoms

[3] Both cis and trans additions of hydrogen atoms.The relative amount of the two depends on temperature.

[4] Both cis and trans additions of hydrogen atoms.The relative amount depend on the nature of alkyne.

36.Which cycloalkane has the lowest heat of combustion per CH2 group?
[1]

[2]

[3]

[4]


37.Which of the following will give three mono-bromo derivatives?

[1] CH3CH2CH2CH(CH3)CH3

[2] CH3CH2C(CH3)2CH3

[3] CH3CH(CH3)CH(CH3)CH3

[4] All can give

38.The addition of HBr to an alkene in the presence of peroxide is the example of:

[1] electrophilic addition reaction

[2] nucleophilic addition reaction

[3] free radical addition reaction

[4] the formation of carbonation as an intermediate

39.The major product obtained in the reaction


is expected to be :
(1)


(2)


(3)


(4)


40.The treatment of with NalO4 or boiling KMnO4 produces:

[1]CH3COCH3+CH3COOH

[2]CH3COCH3+CH3CHO

[3]CH3CHO+CO2

[4]CH3COCH3 only

41.What are the products obtained by ozonolysis of RCH=CR1R2
[1] R1CH2CH2R2 [2] R2CO
[3] R1COR2 [4] none of these

42.Which of the following compounds do not exhibit geometrical isomerism?

(1)CH3CH=CH-COOH

(2)Br-CH=CH-Br

(3)C6H5CH=NOH
(4)

43. Choose the compound which is not a nucleophile:
[1] :OH- [2] :CN-
[3] :C-CR [4] :CCl2

44. Which of the following order regarding the acidity of aromatic acids is correct?

(1) benzoic acid< p-toluic acid< p- hydroxybenzoic acid

(2) benzoic acid> p-toluic acid> p- hydroxybenzoic acid

(3) benzoic acid> p-toluic acid< p- hydroxybenzoic acid

(4) benzoic acid<> p- hydroxybenzoic acid

45. The treatment of benzene with benzoyl chloride in the presence of AlCl3 gives:
(1) benzaldehyde (2) benzophenone
(3) diphenyl (4) cyclohexane

46.The conversation


can be effected using:

[1] Br2/CCl4 [2] Br2/H2O
[3] Br2/Fe [4] Br/benzoyl peroxide

47.Methane is obtained when:

[1] sodium propionate is heated with sodalime

[2] idomethane is reduced

[3] magnesium carbide reacts with water

[4] potassium acetate is electrolysed

48.1,2-dimethylcyclopentane can be represented as I,II and III.



49.Which of the following are cumulative dienes?

[1]CH3-CH=C=CH-CH3

[2]CH2=CH-CH=CH2

[3]CH2=CH-CH2-CH=CH2

[4]None of these

50.Which of the following is Wurtz-Fittig reaction ?

[1]


[2]


[3]


[4]


51.Orbital angular momentum of an electron in 2s orbital is -
[1]

[2] zero
[3]

[4]


52.A Mo atom in its ground state has a 4d5 5s1 and a Ag atom 4d10 5s1 configuration.This is because a shell which is half filled or completely filled is particularly:

[1] strongly exchange destabilised

[2] weakly exchange stabilised

[3] weakly exchange destabilised

[4] strongly exchange stabilised

53.An f-shell containing 6 unpaired electron have no. of exchange
[1] 6 [2] 9
[3] 12 [4] 15

54. Choose the arrangement which show the increasing value of e/m for e,p,n and particle:
[1] n< [2] e
[3] n [4] p

55.In which of the following orbital probability of finding electron in XY plane will be zero
[1] pz [2] dyz
[3] dzx [4] px

56.After np6 electronic configuration,the next orbital filled will be:
[1] (n+1)d [2] (n+1)s
[3] (n+1)f [4] none of the above

57.Which of the following transitions are not allowed in the normal electronic emission spectrum of an atom?
[1] 2s Is [2] 2p Is
[3] 3d 4p [4] 5p 3s

58.The de Broglie wavelength relates to applied voltage as :
[1]

[2]

[3]

[4] both (b) and (c)

59. The line spectra of two elements are not identical because:

[1] The elements do not have the same number of neutrons

[2] They have different mass numbers

[3] Their outermost electrons are different energy levels

[4] all of the above

60.Four different sets of quantum numbers for 4 electrons are given below:

e1 = 4,0,0- ,e2 = 3,1,1,-

e3 = 3,2,2+ ,e4 = 3,0,0,+

The order of energy of e1,e2,e3 and e4 is:
[1] e1>e2>e3>e4 [2] e4>e3>e2>e1
[3] e3>e1>e2>e4 [4] e2>e3>e4>e1

61.In the following transition, which is correct


[1] E3-1=E3-2-E2-1 [2]

[3] U3=U2+U1 [4] All of the above

62.Which orbital is represented by wave function 310?
[1] 3d [2] 3p
[3] 3s [4] Data is insufficient

63.The set of quantum numbers for 19th electron of chromium (Z=24) is:
[1] 4,0,0,+ [2] 4,1,-1,+
[3] 3,2,2,+ [4] 3,2,-2.+

64.When principal quantum number n increases then the difference between two adjacent energy levels

[1] Remain constant

[2] Increases in Hydrogen atom will

[3] Increases and decreases both

[4] Decreases

65.For the atomic radius of the order of 10-8 cm and nuclear radius of the order of 10-13 cm.The fraction of atom occupied by the nucleus will be:

[1]10-13 x atomic volume

[2]10-14 x atomic volume

[3]10-15 x atomic volume

[4]10-16 x atomic volume

66.For a particular value of azimuthal quantum number the total number of magnetic quantum number value are given by

[1] l= [2] l=
[3] l= [4] l=

67.Which of the following have minimum Debroglie wave length
[1] Electron [2] SO2
[3] CO2 [4] Proton

68.In the ground state of Cu2-,the number of shells occupied ,subshells occupied,filled orbitals and unpaired electrons respectively are:
[1] 4,8,15,0 [2] 3,6,15,1
[3] 3,6,14,1 [4] 4,7,14,1

69.Which one of the following will not form amphoteric oxide?
[1] Al [2] Pb
[3] Sn [4] Ba

70.Which of the following electronic configuration is correct for outer most orbit of Alkali metal
[1] (n-1)s2,p2,ns2p1 [2] (n-1)s2p2d10,ns1
[3] (n-1)s2 p6,ns1 [4] ns2p6d1

71.Correct order of Electronegativity is-
[1] O+>O>O- [2] O>O+>O-
[3] O+>O->O [4] O->O>O+

72. The chloride of an element A given neutral solution in Water.The element A belongs to the group-
[1] First Group [2] Third Group
[3] Fifth Group [4] First Transition Series

73.Correct order of b.p. is-

[1]CO2<>2<>4<>2O

[2]H2O<>4<>2<>2

[3]CS2<>2<>4<>2O

[4]H2O<>2<>2<>4

74.Which of the following have maximum difference in radius
[1] Cr,Mn [2] Co,Ni
[3] K,Ca [4] Mn,Fe

75.Which of the following has maximum density-
[1] Pb [2] Hg
[3] Ir [4] Os

76.Which one is most stable:-
[1] H [2] H+
[3] H2+ [4] H-

77.Which one is strongest reducing ion?
[1] F- [2] Cl-
[3] Br- [4] I-

78.Hydration energy of Mg2+ is greater than the Hydration energy of
[1] Be2+ [2] Na+
[3] Al3+ [4] Cr3+

79.Which of the following has maximum non metallic Character?
[1] Be [2] B
[3] Mg [4] Al

80.The correct order of increasing electronegativity is?
[1] P [2] Cl
[3] Bi [4] S

81.Which concept best explains the fact the o-nitrophenol is more volatile than p-nitrophenol?
[1] Resonance [2] Hyperconjugation
[3] Hydrogen bonding [4] Setric hindrance

82.Bond order of NOmolecule is :-
[1] 1 [2] 2
[3] 3 [4] 2.5

83.Sugar solution in water have
[1] Free molecules [2] Free atoms
[3] Free Ions [4] (a) and (b) both

84.Which one of the following has positive dipole Moment?
[1] CCl4 [2] C6H6
[3] BF3 [4] HF

85. In [Cu(NH3)4]SO4,Hybridization of Cu is:-
[1] dsp2 [2] sp3d2
[3] sp2 [4] sp3

86.In CH3COCl,the orbital used for bond formation by the carbon which is surrounded,is
[1] sp [2] sp2
[3] sp3 [4] sp3d

87.Hydrogen bond is not present in-
[1] Glycerine [2] water
[3] H2S [4] HF

88.Which of the following has pyramidal shape?
[1] NO3- [2] H2O
[3] H3O+ [4] NH4+

89.Resonance hybrid of Nitrate ion is :-
[1]

[2]

[3]

[4]


90.Electronic formula of COCl2 is :-
[1]

[2]

[3]

[4] None of these

91.Which of the following species contain covalent and co-ordinate bonds?
[1] N2H5+ [2] BaCl2
[3] H2O [4] HCl

92.Which one has maximum boiling point :-
[1] Acetone [2] Diethyl Ether
[3] Chloroform [4] Ethyl Alcohol

93.Correct decreasing order of Bond Angle in following Hydrides is :-

[1] NH3>PH3>AsH3>SbH3

[2]NH3>AsH3>SbH3>PH3

[3]PH3>NH3>AsH3>SbH3

[4]SbH3>AsH3>PH3>NH3

94.Which have unpaired electron in KO2,AlO2-,BaO2 and NO2+
[1] KO2 and AlO2- [2] NO2+ and BaO2
[3] Only BaO2 [4] Only KO2

95.N2 is less reactive than CN- due to

[1] More electron in orbitals

[2] difference in spin quantum number

[3] Absence of dipole moment

[4] None of these

96. Which one has maximum melting point :-
[1] Alkali metal [2] Alkaline earth metal
[3] Transition metals [4] All have equal

97.In the following which one is Lewis Acid:-
[1] BF3 [2] NH3
[3] H2O [4] R-O-R

98.Increasing order of bond strength in O2,O2-O22- and O2+ is -

[1] O2+<>2<>2-<>22-

[2]O2<>2+<>2-<>22-

[3]O2-<>22-<>2+<>2

[4]O22-<>2-<>2<>2+

99.Which of the following molecules has maximum C-C atomic distance :-
[1] C2H6 [2] C2H4
[3] C2H2 [4] C6H6

100.Which one of the following is soluble in water?
[1] CCl4 [2] CS2
[3] CHCl3 [4] C2H5OH



 

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