1-Phenyl-2-chloropropane when treated with alcoholic KOH gives ..... as the major product.3-Phenyl-1-propanol.
1.1-Phenylpropene
2.3-Phenylpropene
3.1-Phenyl-2-propanol
4.None of these.
Posted Date:-2021-09-27 13:34:33
2 2-Dichloropropane on alkaline hydrolysis gives
1.2 2-Propanediol
2.Propanol
3.Propanone
4.Ethanal.
Posted Date:-2021-09-27 13:34:33
2-Bromo-3 3-dimethylbutane on reaction with aqueous KOH yields ____________ as the major product. The missing item is
1.2 3 3-Trimethyl-1-propanol
2.2 2-Dimethyl-3-butanol
3.2 3-Dimethyl-2-butanol
4.None of these.
Posted Date:-2021-09-27 13:34:33
2-Chloro-2-methyl propane on reaction with aq. KOH gives X as the major product X is
1.2-Butene
2.2-Methyl-
3.1-propene
4.1-Butene
Posted Date:-2021-09-27 13:34:33
2-Chloro-2methyl butane on reaction with alc. KOH gives X as the major product X is
1.2-Methyl-1-butanol
2.2-Methyl-1-butene
3.2-Methyl-2-butene
4.2-Methyl-2-butanol.
Posted Date:-2021-09-27 13:34:33
A mixture of ethyl iodide and n-propyl iodide is subjected to Wurtz eraction. Which of the following compounds is not formed during the reaction ?
1.Butane
2.Propane
3.Pentane
4.Hexane.
Posted Date:-2021-09-27 13:34:33
An alkyl halide may be converted tnto an alkene by
1.Addition
2.substitution
3.Elimination
4.None of these.
Posted Date:-2021-09-27 13:34:33
Butaneitrite may be prepared by heating
1.Propyl alcohol with KCN
2.Butyl chloride with KCN
3.Butyl alcohol with KCN
4.Propyl chloride with KCN.
Posted Date:-2021-09-27 13:34:33
Carbylamine test is performed in alcoholic KOH by heating a mixture ofAn alkyl cyanide and a primary amine.
1.Chloroform and silver powder
2.Trihalogenated methane and a promary amine
3.An alkyl halide and a primary amine
4.None of these.
Posted Date:-2021-09-27 13:34:33
Chloral on treatment with aqueous NaOH produces?
1.Ethanal
2.Propanol
3.Chloroform
4.Chloroethanal.
Posted Date:-2021-09-27 13:34:33
Chlorination of toluene in the presence of light and heat followed by treatment with aqueous NaOH gives
1.0-Cresol
2.p-Cresol
3.2 4-Dihydroxytoluene
4.Benzyl alcohol.
Posted Date:-2021-09-27 13:34:33
Chlorobenzene can be prepared by reacting benzenediazonium chloride with
1.Hydrochloric acid
2.Cuprous chloride
3.Chlorine in presence of anhydrous aluminium chloride
4.Nitrous acid.
Posted Date:-2021-09-27 13:34:33
Chlorobenzene reacts with Mg in dr ether to give a compound (A) which further reacts with ethanol to yield
1.Ethylbenzene
2.Phenol
3.Phenylemethyl ether
4.Benzene.
Posted Date:-2021-09-27 13:34:33
DDT is formed form
1.Benzene and chlorobenzene
2.Chloral and chlorobenzene
3.Chloral and benzene
4.Chlorobenzene adn chlorine.
Posted Date:-2021-09-27 13:34:33
Dipole moment is shown by
1.1 4-Dichorobenzene
2.cis-1 2-dichloroethylene
3.tans-1 2-dichloroethylene
4.Tetrachloromethane.
Posted Date:-2021-09-27 13:34:33
Ethyl bromide reacts with Zn - Cu couple in the presence of ethyl alcohol to form
1.Butane
2.DEiethyl ether
3.Methane
4.Ethane.
Posted Date:-2021-09-27 13:34:33
Ethylene chloride and ethylidene chloride are isomeric compounds. Identify the statement that is not applicable to both of them.
1.Both of them are dihalogen derivatives
2.Both of them give Beilstein test
3.Both of them react with alc. KOH and give same product
4.Both of them react with aqueous KOH and give same product.
Posted Date:-2021-09-27 13:34:33
Geminal dihalides on hydrolysis give
1.Ketomes
2.Aldehydes
3.Ketones and aldeehydes
4.Alcohols.
Posted Date:-2021-09-27 13:34:33
Hunsdiecker reaction is used for preparation of alkyl chlorides and alkyl bromides starting from
1.Diazonium salts
2.Silver salt of carboxylic acids
3.Sodium aslt of caryoxylic acids
4.Alcohols.
Posted Date:-2021-09-27 13:34:33
If chloroform is left open in the air in the presence of sunlight
1.Explosion takes place
2.Polymerization takes place
3.Poisonous gas phosgene is formed
4.No reaction takes place.
Posted Date:-2021-09-27 13:34:33
Iodobenzene can be converted into diphenyl by
1.Wurtz reaction
2.Wurtz-Fittig reaction
3.Ullamann reaction
4.Frankland reaction.
Posted Date:-2021-09-27 13:34:33
Iodoform s a ...... at room temperature.
1.Gas
2.Thick viscous liquid
3.Volatile liquid
4.Crystalline solid.
Posted Date:-2021-09-27 13:34:33
IUPAC name of Gammexane isHexachlorocyclohexaneNone of these
1.Hexachlorobenzene
2.Benzene hexachloride
3.1 2 3 4 5 6-
4.None of these.
Posted Date:-2021-09-27 13:34:33
Mistard gas is
1.Dichlorodiethyl sulphide
2.Dichlorodimethyl sulphide
3.Dichlorodiethyl ether
4.None of these.
Posted Date:-2021-09-27 13:34:33
NBS is a specific reagent for
1.Nucleophilic substitution
2.Electrophilic substitution
3.Allylic substitution
4.Electrophilic addition.
Posted Date:-2021-09-27 13:34:33
Only two isomeric monochloro derivatives are possible for
1.n-Butane
2.2 4-Dimethylpentane
3.Benzene
4.2 4-Dimethylpentane.
Posted Date:-2021-09-27 13:34:33
Out of the following compounds which one will have zero dipole moment ?
1.Chloromethane
2.dichloromethane
3.Trichloromethane
4.None of these.
Posted Date:-2021-09-27 13:34:33
The major product of reaction of alcoholic silver nitrite with ehtyl bromide is
1.Ethane
2.Ethene
3.Nitroethane
4.Ethyl nitrite.
Posted Date:-2021-09-27 13:34:33
The major product of reaction of alcoholic silver nitrite with ethyl bromide is
1.Ethane
2.Nitroethane
3.Ethyl nitrite
4.Ethyl alcohol.
Posted Date:-2021-09-27 13:34:33
The reaction between a primary amine chloroform and a few drops of alcoholic KOH is known as
1.Franklands reaction
2.Cannizzaros reaction
3.Wurtz reaction
4.Carbylamine reaction.
Posted Date:-2021-09-27 13:34:33
The reaction of toluene with chlorine in the presence of ferric chloride gives mainlyBenzyl chloride
1.m-Chlorotoluene
2.Benzylchloride
3.o- and p-Chlorotoluene
4.None of these.
Posted Date:-2021-09-27 13:34:33
Treatment of ammonia with excess ethyl choloride will yield
1.Triethyl amine
2.Diethyl amine
3.Volatile liquid
4.Tetraethylammonium chloride.
Posted Date:-2021-09-27 13:34:33
Westorn is
1.1 1 2 2-Tetrachloroethane
2.1 1-Dichloropropanone
3.1 3-Dichloropropanone
4.1 2-dichloroethene.
Posted Date:-2021-09-27 13:34:33
Westrosol is
1.Trichloroethene
2.1 1 1-Trichloroethene
3.1 1 2-Trichloroethene
4.Trichloromethanol.
Posted Date:-2021-09-27 13:34:33
When chloroform is exposed to air and sunlight it givesCarbon tetrachloride
1.Mustard gas
2.Lewisite
3.Carbonyl chloride
4.None of these.
Posted Date:-2021-09-27 13:34:33
When chloroform reacts with benene in the presence of aluminium chloride the product formed isTriphenyl chloromethane
1.1 1 1-Trichloroethane
2.Trichlorophenyl methane
3.Triphenyl methane
4.4-Chlorotoluene.
Posted Date:-2021-09-27 13:34:33
When cholroform reacts with acetone the product is
1.Chloral
2.dichloroacetone
3.Chloropicrin
4.Chloretone.
Posted Date:-2021-09-27 13:34:33
When tert-butyl chloride is made to react with sodium methoxide the major product isDimethyl ether
1.Dimethyl ether
2.Di-tert butyl ether
3.Tert-Butyl methyl ether
4.Isobutylene.
Posted Date:-2021-09-27 13:34:33
Which of the following alkyl halides can exhibit enantiomerism ?
1.n-Butyl chloride
2.iso-Butyl chloride
3.sec-Butyl chloride
4.tert-Butyl chloride.
Posted Date:-2021-09-27 13:34:33
Which of the following compounds can exhibit optical isomerism?trans-1 3-dichlorocyclobutane.
1.Chlorocyclopropane
2.cis-1 2-Dichlorocyclopropane
3.trans-12-Dichlorocyclopropane
4.None of these.
Posted Date:-2021-09-27 13:34:33
Which of the following compounds do not respond to silver nitrate test ?
1.Vinyl chloride
2.Allyl chloride
3.Chlorocyclohexane
4.Benzyl chloride.
Posted Date:-2021-09-27 13:34:33
Which of the following compounds will react with ethanolic KCN?
1.Chlorobenzene
2.Vinyl chloride
3.Allyl chloride
4.4-Chlorotoluene.
Posted Date:-2021-09-27 13:34:33
Which of the following halides is not a primary halide ?
1.iso-Pentyl chloride
2.neo-Pentyl chloride
3.iso-Butyl chloride
4.iso-Propyl chloride.
Posted Date:-2021-09-27 13:34:33
Which of the following halides would undergo nucleophilic substitution most readily?
1.1-Chloro-1-butene
2.2-Chloro-1-butene
3.3-Chloro-1-butene
4.4-Chloro-1-butene.
Posted Date:-2021-09-27 13:34:33
Which of the following has the highest boiling point ?
1.1-Chloropentane
2.2-Chloropentane
3.3-Chloropentane
4.All have equal boiling point.
Posted Date:-2021-09-27 13:34:33
Which of the following is most reactive towards nucleopholic substitution ?
1.Chlorobenzene
2.2 4 6-Trinitrochlorobenzene
3.2 4-Dimitrochlorobenzene
4.2-Nitrochlorobenzene.
Posted Date:-2021-09-27 13:34:33
Which of the following is not a promary alide?
1.Isobutyl bromide
2.Neo-Pentyl chloride
3.Isopentyl bromide
4.All are primary halides.
Posted Date:-2021-09-27 13:34:33
Which of the following statements are corrcet ?
1.Alkyl bromides are lighter than water
2.Tetrachloromethane is heavier than water
3.Alkyl chlorides undergo nucleophilic substitution more easily than alkyl bromides
4.Fluorobenzene can be prepared by Sandmeyers reaction.
Posted Date:-2021-09-27 13:34:33