34 alcohols & ethers - problems for practice - level 1
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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EXERCISE-I(A)
Q. Whch of th foowg rcto s cd s BouvutBc rducto
ducto of cy hd wth PdB
B ducto of str wth
ducto of hydrd wth
D ducto of crboy compouds wth g
Q. Gyco o trtmt wth Pmy gvs
Ethy B Ethy odd Ethy odd D Eth
Q. cro s formd wh gycro s htd wth
cdfd
B Br
wtr
D
Q. Gycro o trtmt wth oxc cd t forms
y coho B Formc cd
d D Gycrc cd
Q. f th strtg mtr s mthypoxy cycopt of bsout cofgurto dcd whch
o compoud corrcty rprst th product of ts rcto wth sodum mthoxd mtho.
B
D
Q.6 Wh pho s trtd wth P th yd of chorobz s gry poor bcus of th formto
of
Bzoy chord B pchoropho ochoropho D Trphy phospht
Q.7 th foowg rcto f product s
/O
\HCCHClCH
2
14
2 52
HNaOC
OH|
HOCHCCHClCH522
14
2B
52
2
14
2
HOC|
ONaHCCHClCH
/
O\
HOCCHCHHC5222
14
D/
O\
HOCHCCHCH522
14
2
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Q.8 osdr th rcto of wth th foowg:
I II
Whch forms d-odd o rcto wth xcss?
d both B oy oy D o
Q.9 Etho o rcto wth ctc hydrd gvs
ctc str B Formc str
Ethoc cd D ctc str d Ethoc cd both
Q. Etho cot b drd by hydrous
du to formto of th foowg sovtd product
B
D
Q. t of hydrto of
w b ordr:
< < B < < < < D < <
Q. Th rcto of
wth gvs
B
+
D
+
Q. Th umbr of mthoxy groups compoud c b dtrmd by trtg t wth
d g
B odum crbot odum hydroxd D ctc cd
Q. ost cdc coho out of foowg compouds s
B
D Ph
Q. cto of
o
gvs foowg s mjor product
B
= D
Q.6 compoud X wth mocur formu
8 c b oxdsd to compoud Y wth th mocur
formu
6
X s most y to b
Prmry coho B codry coho dhyd D to
Q.7 Dthy thr d r gvs thr hydroproxd. Th mchsm of th rcto s
ucophc substtuto B Fr rdc ddto
Fr rdc substtuto D o of th bov
Q.8 Ethr o crboyto gvs
oc cd B o y ot D
Q.9
H|
'RORI
+ tru bout ths mchsm
gs phs B
quous phs
both of th bov D o
Q. Pho wth sbrgs rgt gvs upho B uphc cd uphoc str D upho
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q. ct th odd structur out
B
D
Q. Gycro 4KHSO
4LiAlH
B
d B r:
cro y coho B Gycry supht cryc cd y coho cro D y cro B s ot formd
Q. thr s htd wth phosphorous pt suphd to gv
tho B Dy suphd ydrog suphd D Thostr
Q. PhoC140/CO)ii(
NaOH)i(
2
+ OH/H 2 B
,COOHCH
OAl
3
32
ths rcto th d product s:
scydhyd B scyc cd phy ctt D spr
Q. th brms troso rcto chgs th coour of pho occurs s:
Brow or rd-grsh rd-dp bu B rd-dp bu-gr
rd-gr-wht D wht-rd-gr
Q.6 OH3 . s
B D
Q.74KMnOalkaline
cold
AcOH
CrO3 B
d B r:
B
D o formto of d B
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q.8 B 4NaBH
= Pt/H
2
d B r:
=
B
=
= both css
D
both css
Q.9 B ONaCH
OHCH
3
3 + H
OH 18
2
d B r
OHOH||CHCCH
|CH
18
23
3
3
23
3
OCHOH||CHCCH
|CH
B
OHOH||CHCCH
|CH
18
23
3
3
23
3
OCHOH||CHCCH
|CH
OHOH||CHCCH
|CH
18
23
3
OHOH
||CHCCH
|CH
1818
23
3
D
OHOH
||CHCCH
|CH
1818
23
3
OHOCH||CHCCH
|CH
3
23
3
Q. xc cd +
hc 42
SOH.conc
B B s:
B
OHOH||CHOCH
22 D o
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q.
ct schms B out of
I cd ctysd hydrto II B III oxymrcurto-dmrcurto
css B D
Q. Dhydrto of th cohos
w b ordr
V > > > B > > > V V > > > D > V > >
Q. gBr +
+OH3 HBr
B ether/Mg
+
OH
HCHO
3
D HI E
E s
B D
Q. +H ? Product s:
B D
Q. KOH.Alc jor product s
B
D
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Q.6OH
RMgX
2
? Product btd s:
''R|
OHCHC'R |
R
2 B
''R|
OHCRCH |
'R
2
''R|
OHCCH'R |
R
2 D
'R|
OHCCH''R |
R
2
Q.7
NaOH/I2
+H
s
B D
Q.8
OCH
OHCH
3
3 42
3
SOH
OHCH B & B r:
& B &
& D &
Q.9 3AlCl ? jor Product s:
B
D
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q. ? Product s:
B
D o rcto
Q.NaOHICH)ii(
KOHCHCl)i(
22
3
+
+ [X] hr X s:
B
D
Q. . ths do
t
s mor bsc th tht of t
B t
s mor cdc th t .
both hv sm bscty D both hv sm cdc strgth
Q. =
OH
X
2
2 OH
B
B
ClOH||
)CH(CC)CH(2323
OHOH ||
)CH(CC)CH(2323
D o
Q.HCl
NaNO2
s
B D
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Q.
OH|
OHCHCHCHCHCH222
=
2MnO
. s
O||
OHCHCHCCHCH222
= B
OH|
CHOCHCHCHCH22
=
O||
CHOCHCCHCH22
=
D
O||
COHCHCCHCH ||
O
22 =
Q.6 ctopho HHCO3
+OH3 B + +
H
AnhydridePthalicdctor D
& D r
& B Ph &
Ph & D &
Q.7 m-mopho o trtmt wth d
gvs whch of th foowg s mjor product?
B D
Question No 48 to 50 (3 questions)
Q.8 ompoud B s?
B D
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Q.9 rgc compoud dos ot udrgo d crboxyto rcto bcus?
trmdt dos ot foow ytzff ru
B trmdt dos ot foow ofms ru
trmdt dos ot foow Brdcts ru
D trmdt dos ot foow rwooffs ru
Q. Tot o. of strosomrs of B r?
B D 6
EXERCISE-I(B)Q. ompoud whch gvs coho o rducto sr
O||
ClCMe B
O||
NHCMe2
/O\
CHCHMe2
D
MeOCCMe ||||
OO
Q. Pho d tho r dstgushd by th rcto wth
d tmus B
F
D
Q. th rcto squc
OH2 2
42
Hg
SOH.dil
+ B
Ni
H2 tru bout th product s
gv yow ppt. wth B ts f oxdto product s crboy compoud
ts f oxdto product s
d D ts f oxdto product s
Q. Whch c b cvd by ?
3223 CCHCCHCHCH
||||OO
B 323 CHCHCCHCH
|||OOH
D
OH|
CCHCHCHCCHCH||||OO
3223
Q. B oxymrcurto-dmrcurto d cd ctysd hydrto w ot gv sm product
B D
Q.6 Dthy thr rcts wth P
to form
Ethy chord B Phosphorous oxy trchord
Etho D Eth
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q.7 ct th corrct sythss products
NaOHOH,OHTHFBH 223
B NaOHNaBH
OH
)OAc(Hg 4
2
2
22ClCH
mCPBA
D
Q.8 Th mocus of thr dhydrts th prsc of
B
P
7D q.
Q.9 hydrd of coho s Ethr B dhyd
y hydrog suphr D
Q. ucs tst s usd to m dstcto btw d cohos
+.conc
HCl 2ZnClanhydrous
turbidityWhite
RCl +
Ths shows tht
bhvs s bs
B grtr th vu of pcoho grtr th rctvty wth coc. d thus soor th formto
of wht turbdty.
coho whch rcts fstst wth mt w gv turbdty t fstst rt
D coho whch gvs rd coour durg Vctor yor tst w gv turbdty t sowr rt th thos
gvg bu or wht coour durg Vctor yor tst.
Q. f tho dssovs wtr th whch of th foowg woud b do
bsorpto of ht B Emsso of ht
crs voum D otrcto voum
Q. Whch mthod s usfu for th sythss of thr?
NaOH.aq
B
+
+
D Br +
Q. Whch of th foowg c rct wth Ts
Gycro B xmocto
of wtrgr D dmthy m
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Q. Whch sr corrct sttmts?
B
Ths s oy ffctd rducto to cohoOHCH
NaBH
3
4
D
Q. -mthy--hxo c b prprd by
g d -hxo foowd by hydroyss
B
g d -pto foowd by hydroyss
7g d -buto foowd by hydroyss
D 9g d propo foowd by hydroyss
Q.6 whch css product formd r ot ccordg to rcto?
+ 42
SOH
B + 42
SOH
= +
D +
Q.7 Dhydrto of cohos t pc mor rpdy wth P
th wth
. ct th corrct
sttmts bout th foowg dhydrto rcto.
pyridine
POCl3
t dos ot vov crbocto.
B t vovs P
wth P
s bttr vg group.
t vovs E mchsm s pyrd bs bstrcts proto from th djct crbo s th sm
tm t whch P s vg.D t s E rcto wthout formto of crbocto.
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7/30/2019 34 Alcohols & Ethers - Problems for Practice - Level 1
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Q.8 Whch of th foowg w gt oxdsd by Br to crboxyc cd?
B
OH|
CHCH3
D
Q.9 ob-chmdt rcto o-hydroxy bzoc cd s prdomty formd. Ths s bcus
scyt o s strogr bs th phoxd o
B scyt o s wr bs th phoxd o
p-hydroxy bzot o s strogr bs th phoxd o
D p-hydroxy bzot o s strogr bs th scyt o
Q. tho c b dstgushd from tho by
tg wth
d B Trtg wth schffs rgt
Trtg wth r souto d. D Trtg wth ucs rgt
Q. Products form by foowg rctos r
+KOHCHCl3
B D
Q. For th rctos show bow dtfy th corrct sttmts wth rgrd to th products formd:
+H,MeOH
P MeOH/NaOMe
Q
P d Q r dtc
B P s rcmc d Q s optcy ctv
P d Q r posto somrsD both r optcy ctv
Q.
reagent
Tilden 3
NH
HCl
NaNO2 . Th product c b
coho B Ethr y chord D y trt
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Q. Products form durg dhydrto of foowg cohos r
+H
B D
Q. osdr th foowg compoud bow
ct th corrct sttmts
t s mor cdc th B t s mor cdc th COHCH
||O
3 t rcts vry fst wth ucs rgt D t s dcd bs
Q.6 tch th foowg:
Reaction Mechanism
42SOH.Conc P chg umbr of crbo cyc
B 4HIO Q Pco rrrgmt
heat
H
xdtv bod cvg
Dheat
OH3
to s product
Q.7 tch th coum:
Column I Column II
dtfcto of & cohos P xymrcurto dmrcurto
B dtfcto of & tro s Q u ht
Formto of coho by t rovovs Vctor yrs tst
ddto of D Formto of coho by rovovs ydroborto oxdto
ddto
T ucs tst
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Q.8 tch th coum:
Column I Column II
xdto of coho dhyd P
B r
. . Q os rgt
r
. Jos rgt
D xdto of to cd P..
Q.9 tch th products of foowg:
Column I Column II
HI
P
B Vot coor s obt by th Q
rcto of utr F
wth
cto of bzdhyd wth
gvs
D + ?
Q.
3
23
CH|
CHCHCHCH =
RagentRe
coho
whch s tru bout coho d ?
Alcohol Reagent
3
223
CH|
OHCHCHCHCH B6
B
OHCH ||
CHCHCHCH
3
33
Pd
3
323
CH|
CHCHCCH |
OH
gc
B
D
3
323
CH|
CHCHCCH|OH
d.
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