the number of olefinic bonds in the given compound are (a ...€¦ · the number of olefinic bonds...
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The number of olefinic bonds in the given
compound are
(a) 2
(b) 3
(c) 1
(d) 4
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01
CH2 = CH – C – CH = CH – C N
O
Ethyl methyl vinyl amine has the structure
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02
Common name of CH2 = CH – CN is
(A) acrylonitrile (B) vinyl cyanide
(C) allyl cyanide (D) allyl nitrile
(a) A, B and D (b) A and B
(c) Only B (d) A, B and C.
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03
The structural formula of isopropyl carbinol is
(a) (CH3)2CHOH
(b) CH3–CHOH–CH2–CH3
(c) (CH3)2 CH.CH2OH
(d) (CH3)3COH.
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04
Derived name of CH2 = CH–CH2CO–CH3 is
(a) 1-Pentene-1-one
(b) Allyl methyl ketone
(c) 4-Pentene-2-one
(d) Vinyl acetone.
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05
Urea molecule exihibit
(a) Chain isomerism
(b) Position isomerism
(c) Geometrical isomerism
(d) Tautomerism
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06
H2N–C–NH2
|| O
Meso-tartaric acid is optically inactive due to
the presence of
(a) Molecular symmetry
(b) Molecular asymmetry
(c) External compensation
(d) Two asymmetric carbon atoms.
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07
COOH
H
H OH
COOH
OH
If optical rotation produced by the compound [A]
is + 65°, then produced by the compound [B] is
(a) + 65°
(b) –65°
(c) Zero
(d) Unpredictable
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08
Which is optically active molecule
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09
The IUPAC name of is
(a) But-2-ene-2,3-diol
(b) Pent-2-ene-2,3-diol
(c) 2-methylbut-2-ene-2,3-diol
(d) Pent-3-ene-3,4-diol.
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10
OH
OH
The IUPAC name of is
(a) 2-Ethyl-ethyl acetate
(b) Ethyl 3-methyl butanoate
(c) Ethyl 2-methyl butanoate
(d) 2-Methyl butanoic acid ethylester.
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11
CH3 – CH2 – CH – COOC2H5
CH3
The IUPAC name of the compound is
(a) 1-Chloro-2-bromocylohexane
(b) 1, 2-Bromochlorocyclohexane
(c) 4-Bromo-3-chlorocyclohexane
(d) 1-Bromo-2-chlorocyclohexane
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12
Br
Cl
The IUPAC name of the compound
(a) Propylene Oxide
(b) 1, 2-Oxo propane
(c) 1, 2-Epoxy propane
(d) 1, 2-Propoxide.
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13
H2C CH – CH3
O
The IUPAC name of given compound is
(a) 1-Methyl -5-ethyl cyclohex -2-ene
(b) 5-Ethyl-3-methyl cyclohex-1-ene
(c) 4-Ethyl-6-methyl cyclohex-1-ene
(d) 1-Ethyl-5-methyl cyclohex-3-ene.
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14
CH2CH3
CH3
The IUPAC name of the given compound is
(a) 3–Methyl-2–cyclohexenone
(b) 2–Methyl–3–cyclohexenone
(c) 1–Oxo–3–methyl cyclohexene
(d) 2–Oxo–6–methyl cyclohexene
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15
Me
O
The IUPAC name of the given compound is
(a) 1,2,3–Tricyano propane
(b) Propane–1,1,1– tricarbylamine
(c) Propane–1,2,3– tricarbonitrile
(d) 3-Cyano pentane dicyanide
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16
CH2–CN
CH–CN
CH2–CN
The IUPAC name of this compound is
(a) 2-Fluoro-4-chloro-2,4-diethyl pentane
(b) 3-Fluoro-5-chloro-3-methyl-5-ethyl hexane
(c) 3-Chloro-5-fluoro-3,5-dimethyl heptane
(d) 3,5-Dimethyl-5-fluoro-3-chloro heptane.
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17
CH3 – C – CH2 – C – CH3
F Cl
C2H5 C2H5
The IUPAC name of the compound is
(a) 2-Cyclohexyl butane
(b) 2-Phenyl butane
(c) 3-Cyclohexyl butane
(d) 3-Phenyl butane
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18
CH3CHCH2CH3
C6H5
The IUPAC name of is
(a) 2-Bromo-4-isopropylpentane
(b) 2, 3-Dimethyl-5-bromohexane
(c) 2-Bromo-4, 5-dimethylhexane
(d) 5-Bromo-2, 3-dimethylhexane.
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19
Br
Give the IUPAC name of
(a) 4-Isopropyl-5-ter. butyl octane
(b) 4-Ter. butyl-5-isopropyl octane
(c) 2-Methyl-3-propyl-4-ter. butyl heptane
(d) 2, 2-Dimethyl-3-propyl-4-isopropyl heptane
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20
CH3 – CH2 – CH2 – CH – CH – CH2 – CH2 – CH3
H3C – C – CH3
CH3
H3C – CH
CH3
The IUPAC name of the compound Br(Cl)CH.CF3
is
(a) Haloethane
(b) 1, 1, 1-Trifluoro-2-bromo-2- chloroethane
(c) 2-Bromo-2-chloro-1, 1, 1- trifluoroethane
(d) 1-Bromo-1-chloro-2, 2, 2- trifloro ethane.
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21
The IUPAC name of the compound is
(a) 4- Cyano-4-methyl -2- oxo pentane
(b) 2-Cyano-2-methyl-4-oxo pentane
(c) 2, 2-Dimethyl -4- oxo pentanenitrile
(d) 4- Cyano-4-methyl-2-pentanone.
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22
CH3 – C – CH2 – C – CH3
O CN
CH3
The IUPAC name of the given compound is
(a) 5-Ethyl- 5-heptene-1, 3- diyne
(b) 3-Ethyl- 2-heptene-4, 6- diyne
(c) 5-Ethenyl-1, 3- heptatriyne
(d) 3-Ethenyl-4, 6-heptatriyne
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23
HC C – C C – C – CH2 – CH3
CH – CH3
The IUPAC name of the given compound is
(a) 2- (N-methyl amino) -4-methyl pentane
(b) N, 4-dimethyl pentan-2-amine
(c) 2-(N-methyl amino)-3-isopropyl propane
(d) 2-(N-methyl amino)-1, 4, 4-trimethyl butane.
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24
CH3 – NH – CH – CH2 – CH – CH3
CH3 CH3
1-Chlorobutane & 2-chlorobutane are
(a) Position isomers
(b) Chain isomers
(c) Geometrical isomers
(d) Ring-chain isomers
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25
Possible number of disubstituted benzene
isomers are
(a) 1
(b) 2
(c) 3
(d) 4
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26
& are
(a) Tautomers
(b) Functional
(c) Position
(d) All the above.
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27
Metamerism is shown by
(a) Diethyl ether and n-propyl methyl ether
(b) Ethyl alcohol and diethyl ether
(c) Acetone and propionaldehyde
(d) Propionic acid and acetic acid.
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28
CH3CHOHCH2CHO and CH3CH2CH2COOH
constitute a pair of -
(a) Position isomers
(b) Metamers
(c) Optical isomers
(d) Functional isomers.
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29
30. Geometrical isomerism is shown by
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30
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