Download OU B.Sc 5th Year 2019 B.Sc Chemistry Question Bank Question Paper

Download OU (Osmania University) B.Sc Fifth Year (5th Year) B.Sc Chemistry Question Bank Question Paper

SCHEME0FVALUATION
B.Sc.lllYear,Semester-VPracticalExamination
SubjectzChemislry
Paper-V(OrganicSynthesisandTLC)(CHE551)
1a)Principle,reactionandmechanismforthepreparationoftliegivenorganiccompound03Marks
b]Preparationandsubmissionofthecrudcsampleofanorganiccompound12Marks
2.SeparationoftwocomponentmixturebyTLCandcalculationofRfvalueforeachcoponent.
SubmissionoftheTLCplatewithbetterseparationoftwocomponentsofthemixture.05Btlurks
3.VivaandRecord0SMarks
______._.
Totalt25Marks
?_.__?__._.
)4?)
\\
FirstRanker.com-FirstRanker'sChoice
SCHEME0FVALUATION
B.Sc.lllYear,Semester-VPracticalExamination
SubjectzChemislry
Paper-V(OrganicSynthesisandTLC)(CHE551)
1a)Principle,reactionandmechanismforthepreparationoftliegivenorganiccompound03Marks
b]Preparationandsubmissionofthecrudcsampleofanorganiccompound12Marks
2.SeparationoftwocomponentmixturebyTLCandcalculationofRfvalueforeachcoponent.
SubmissionoftheTLCplatewithbetterseparationoftwocomponentsofthemixture.05Btlurks
3.VivaandRecord0SMarks
______._.
Totalt25Marks
?_.__?__._.
)4?)
\\

FACULTY
OF
SCIENCE
B.Sc.lllYear,Semester-VPracticalExainations,2018
Subject:Chemistry
Paper-V(OrganicSynthesisandTLC)(CHES51)
QuestionBank
Time:2HoursMax.Marksz25
Ia)Writetheprinciple,reactionandmechanismforthepreparationofanorganiccompound
fromthelistgivenbelow:(03Marks)
1.Aspirin7.Benzoicacid
2.Bcnznnilide8.N-Butylacetate
3.Nitrobenzene9.B-Naphthylmethylether
4.m-Dinitrobenzene10.Benzyliclencaniline
S.p-Bromoacetanilide_l1.PhenylamIS-naphthol
:6.2,4,6-'l'ribro|nophenol
b)Prepareanclsubmitthecrudesampleofanorganiccompoundfromthelistgivenbelow:
(IIMarks)
l.Aspirin7.Benzoicacid
2.
Benzauilide
8.
N-Butylacetate
3.Nitrobenzene9.B-Naphthylmethylether
4.m-Diniuobcnzenel0.Benzylideneaniline
S.p-Bromoaeetanilide11.Phenylaz/aB-nziphthol
6.2,4,6@Tribromophenol
H.SeparatethetwocomponentmixturebyTLCandcalculatetheR;valeforeachcomponent.
SubmittheTLCplatewithbetterseparationoftwocomponentsofthemixture.(05Marks)
l.2,4-DinirrophenylhydrazoncsofacetoneandZ-butanonemixture
2.onho-andpnru-Nitroanilinemixture
llI.VivaandRecord~

~((l5Marks)

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This post was last modified on 21 November 2019