Which of the following compounds are not oxidized by HIO4?
Succinic acid →∆(A)→∆NH3(B)→KOHBr2(C); Product (C) will be:
CH2|-CO2HCH2-CH2-NH2
CH2|-CO2HCH2-NH2
CH2|-CO-2K+CH2-NH2
CH2|-CO2HCH2-CH2-Br
→dimethoxy ethaneLiHL→CH3LiM→H3O+ N + CH3OH
Product (N) is:
→PCC(A)→H+OH-CH2-CH2-OH(B)→(1) MeMgBr (2) H3O+(C)→NaBH4EtOH(D) Product
(D) in above reaction Is:
()
(A) → B + C; (B) and (C) both gives +ve iodoform test.Compound (A) is:-C5H10O H3O+ H l
(2)CH3-C-O-CH2-CH3 l CH3
(3)CH3-C-O-CH2-CH3 ll CH2
(4)Both (b) and (c)
A solution of Ph3CCO2 in conc. H2SO4 gives (X) when poured into methanol X is :- O ll
O ll
→PyridineTsCl(A)→LiAlH4(B)
Product (B) of the above reaction is:
A reducing agent among the following is -
CrO3/H+
KMnO4
LiAlH4
O3
CHO |CH-OH →2HlO4 |CH2-OHProducts obtained in the above reaction are :
HCHO, HCO2H
HCHO, 2HCO2H
CO2, 2HCO2H
CO2, HCHO, HCO2H
C2H4
C2H5OC2H5
C2H2
The reaction of ethanol with H2SO4 does not give:
Which of the following compounds give positive Tollen's Test?
Test to differentiate between (CH3OH) and (Ph-OH) is/are:
Litmus test
FeCl3
Br2/H2O
All of these
In the reaction + CH3OH →CH3ONaProduct.
The product is:
Methanol and ethanol can be distinguished by the following:
by reaction with metallic sodium
by reaction with caustic soda
by heating with iodine and washing soda
by heating with zinc and inorganic mineral acid
An ester cannot be prepared by -
RCOOH + R'OH + OH-
RCOCl+R'OH +Pyridine
RCOOH+ R’OH +H+
(RCO)2O + R'OH + Pyridine
Methylated spirit is:
methanol containing some pyridine
ethanol containing some methanol
pure methanol
95% methanol
Absolute alcohol is prepared from rectified spirit by:
fractional distillation
steam distillation
azeotropic distillation
vacuum distillation
Glycerol has:
1. 3 primary alcoholic groups
4. 2 primry alcoholic groups and 1 secondary alcoholic group
3. 1 primary alcoholic group and 2 secondary alcoholic groups
2. 3 seondary alcoholic groups
Widespread deaths due to liquor poisoning occur due to the presence of-
Lead compounds in liquor
Methyl alcohol in liquor
Ethyl alcohol in liquor
Carbonic acid in liquor
Which of the following reagents can convert acetic acid into ethanol?
Sn + HCl
H2 + Pt
LiAlH4 + ether
Na + alcohol
The product in the given reaction is:
The product of the reaction is:-
There are four alcohols P, Q, R and S which have 3, 2, 1 and zero alpha hydrogen atom(s). Which one of the followingwill not respond to Victor Meyer’s test?
P
Q
R
S
Which are explosives?
Wood pulp (dynamite)
Cellulose nitrate (blasting gelatin)
Gun cotton or cellulose nitrate and vaseline (cordite)
All of the above
Ethers are a very good solvent for which type of compounds?
Lewis base
Acids
Lewis acids
None of the above
Intermolecular dehydration of alcohols gives:
Alkenes
Ketones
Alkynes
Ethers
Product C in the following sequence of reactions is-
C2H5Br→NaOH (aq)A→NaB→CH3IC is :
Butane
Ethane
Methyl ethyl ether
Propane
Diethyl ether may be regarded as anhydride of:-
C2H5COOH
C2H5OH
C2H5CHO
C2H5COOC2H5
The reaction of CH3OC2H5 with HI give:-
CH3I only
C2H5OH only
CH3I+C2H5OH
C2H5I+CH3OH
Dunstan’s test is used for identification of:
acetone
alcohol
glycerol
carbonyl compound
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