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25301.

The product obtained in which of the following reactions is same

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SOLUTION :
Discussion
25302.

The product obtained by passing through hypo solution are

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`S, HCL, Na_(2)S`
`S, HCl, Na_(2)SO_(3)`
`S, HCl, Na_(2)SO_(4)`
`S, NaCl,H_(2)SO_(4)`

ANSWER :C
Discussion
25303.

The product obtained by reduction of Benzyl bromide with LiAlH_4is

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SOLUTION :
Discussion
25304.

When phenol reacts with benzene diazonium chloride , the product obtained is :

Answer»

PHENYL hydroxylamine
Para AMINO azobenzene
Phenyl hydrazine
Para HYDROXY azobenzene

Solution :
Discussion
25305.

The product obtained by oxidation of phenol is ……

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1,4-Benzoquinone
Resorcinol
Catechol
Hydroquinone

Solution :1,4-Benzoquinone
Discussion
25306.

The product obtained as a result of a reaction of nitrogen with CaC_(2) is

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`CA(CN)_(2)`
CaCN
`CaCN_(3)`
`Ca_(2)CN`

Solution :(Bonus)
`CaC_(2)+N_(2) to Ca(CN)_(2)+C`
Discussion
25307.

The product obtained after positron emission from ""_(31)Ga^(68)

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`""_(30)Ga^(68)`
`""_(30)ZN^(68)`
`""_(30)Zn^(69)`
`""_(31)Ga^(69)`

Solution :`""_(31)^(68)Ga to ""_(30)^(60)Zn + ""_(+1)^(0)e`
Discussion
25308.

The product oblaincd in the following reaction is:

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`CH_(3)CH_(2)CH_(2)COOH`
`CH_(3)CH_(2)CH_(2)-overset(OH)overset(|)(C)=NH`
`CH_(3)CH_(2)CH_(2)-CN`
none of the above

Answer :C
Discussion
25309.

The product obtained when acetaldehyde is treated with dilute NaOH is

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`CH_(3)CH_(2)OH`
`CH_(3)COOH`
`CH_(3)-underset(OH)underset(|)(CH)-CH_(2)CHO`
`CH_(3)-CH_(3)`

Answer :C
Discussion
25310.

The product obtained on treatment on ethyl chloride with potassium cyanide is reduced by sodium and alcohol to give :

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PROPYL amine
Ethyl amine
Diethyl amine
Acetic ACID

ANSWER :A
Discussion
25311.

The product is

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ANSWER :B
Discussion
25312.

The product is

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ANSWER :A
Discussion
25313.

The Product (III) of the followingreactions sequence is

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SOLUTION :
Discussion
25314.

The product formed with nitromethane is treated with acetone in the presence of a base is

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`{:(""CH_(3)),("|"),(CH_(3)-C=CHNO_(2)):}`
`{:(""O),("||"),(CH_(3)-C-CH=CHNO_(2)):}`
`{:(""CH_(3)),("|"),(CH_(3)-C-CH_(2)NO_(2)),("|"),(""OH):}`
`{:(""CH_(3)),("|"),(CH_(3)-C-CH-NO_(2)),("|""|"),(""H""OH):}`

Solution :
`alpha`-Hydrogen atom in case of aliphatic NITRO compounds BECOMES acidic due to the electron withdrawing nature of nitro GROUP. This nucleophilic anion reacts with electrophiles as acetaldehyde (Q. 32 above) or acetone (Q.33) to FORM aldol condension product which on dehydration gives unsaturated nitro compound.
Discussion
25315.

The product formed when toluene is heated in light with Cl_2and inabsence of halogen carrier is

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Benzotrichloride
Gammexane
Chlorobenzene
None of these

Solution :
Discussion
25316.

The product formed when propan-2-ol is treated with dimethyl sulfoxide (DMSO) and oxalyl chloride followed by the addition of Et_3N is ……………………… .

Answer»

Oxalyl chloride
Propanal
ETHANOIC AICD
PROPANONE

SOLUTION :Propanone
Discussion
25317.

The product formed when tertiary butyl bromide and sodium methode are react together is…………………… .

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2 - methyl - 2 - methoxy propane
ETHOXY ETHANE
2- methyl -prop -1 ene
2 - methyl but -1- ene

Solution :2- methyl -prop -1 ene
Discussion
25318.

The product formed when phthalimide is treated with a mixture of Br_(2) and strong NaOH solution is

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Aniline
Phthalmide
Phthalic acid
Anthranilic acid

Solution :
Discussion
25319.

The product formed when phenyl magnesium bromide treated with methanal and hydrolysed is ………………. .

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Phenyl METHANAL
Phenol
Phenyl methanol
enzyl BENZOATE

SOLUTION :Phenyl methanol
Discussion
25320.

The product formed when phenol is treated with phthalic anhydride in the presence of Conc. H_2SO_4 is ……………………. .

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SOLUTION :PHENOL PHTHALEIN
Discussion
25321.

The product formed when hydroxylamine condenses with a carbonyl compound is called

Answer»

hydrazide
oxime
hydrazine
hydrazone

Solution :HYDROXYLAMINE + CARBONYL COMPOUND`to` AXIME
Discussion
25322.

The product formed when HCl reacts with finely powdered iron

Answer»

`FeCl`
`FeCl_(2)`
`FeCl_(3)`
`FeCl_(4)^(-)`

ANSWER :B
Discussion
25323.

The product formed when formaldehyde condensed with acetone is ...........

Answer»

SOLUTION :4-hydroxy-butane-2-one
Discussion
25324.

The product formed when formaldehyde reacts with phenol is ………………….. .

Answer»

BAKELITE
PHENOLPHTHALEIN
AZODYE
ANILINE

SOLUTION :Bakelite
Discussion
25325.

The product formed when HCHO is heated with conc. KOH

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`CH_(3)CHO`
`CH_(3)OH`
`C_(2)H_(2)`
`CH_(4)`

ANSWER :B
Discussion
25326.

The product formed when but - 2 - ene is on ozonolysis is ............

Answer»

PROPANONE
METHANAL
ETHANAL
BUTANAL

SOLUTION :Ethanal
Discussion
25327.

The product formed when Benzoyl chloride reacts with benzene is..........

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BENZYL benzoate
BENZOPHENONE
Benzyl CHLORIDE
Benzyl ALCOHOL

SOLUTION :Benzophenone
Discussion
25328.

The product formed when benzene is nitrated by fuming nitric acid is

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m-dinitrobenzene
NITROBENZENE
Sym-trinitrobenzene
NONE of these

Solution :`UNDERSET("fuming")(+3HNO_(3))rarr+3H_(2)O`
Discussion
25329.

The product formed when acetylene is passed through red hot tube is

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Benzene
Cyclohexane
Neoprene
Ethane

Solution :
Discussion
25330.

The product formed when acetylene is passed through red hot tube is:

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BENZENE
Cyclohexane
Neoprene
Ethane

Answer :B
Discussion
25331.

The product formed when Acetone is subjected to Clemmenson reduction is ............

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ACETIC ACID
PROPANOIC acid
PROPANE
Propanal

Solution :Propane
Discussion
25332.

The product formed when acetone is heat with Ba(OH)_(2) is :

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4-Methylpent-3-en-one
3-Methylpent-3-en-one
Hex-3-en-2-one
4-Hydroxy-4-Methylpentan-2-one

Solution :This is an EXAMPLE of ALDOL CONDENSATION
Discussion
25333.

The product formed when an aldehyde reacts with a primary amine is………………

Answer»

CARBOXYLIC acid
Carbylamine
schiff's base
Azodyes

Answer :C
Discussion
25334.

The product formed when 2 equivalent of metallic sodium reacts with 1- bromo -3-chlorocyclobutane in ether medium is -

Answer»




ANSWER :D
Discussion
25335.

The product formed when 1-butene is subjected to HBr in the presence of peroxide is :

Answer»

1- BROMOBUTANE
2- bromobutane
1, 1-dibromobutane
1,2-dibromobutane

Answer :A
Discussion
25336.

The product formed when 1-butene is subjected to the action to HBr in the presence of peroxide is

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1-bromobutane
1,1- DIBROMOBUTANE
2,2- dibromobutane
1, 2-dibromobutane

ANSWER :A
Discussion
25337.

The product formed in the reaction,BCl_3+H_2O rarrProduct is:

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`H_3BO_3 +HCL`
`B_2O_3+HOCl`
`B_2H_6 + HCl`
No reaction

Answer :A
Discussion
25338.

The product formed in the reaction of reverse of dehydration of alcohol is ……….

Answer»

Solution :The PRODUCT formed in the reaction of REVERSE of dehydration of ALCOHOL is ALKENE.
Discussion
25339.

The product formed in the reaction of SOCl_(2) with white phosphorous is

Answer»

<P>`PCl_(3)`
`SO_(2)Cl_(2)`
`SCl_(2)`
`POCl_(3)`

Solution :`P_(4) +8SOCl_(2) to 4P Cl_(3) + 4SO_(2) + S_(2)Cl_(2)`
Discussion
25340.

The product formed in the reaction of HX with (CH_3)_2C = CH_2 is

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`(CH_3)_2 CHCH_3`
`(CH_3)_2 CXCH_2`
`(CH_3)_2 CXCH_3`
`(CH_3)_2 CH. CH_2 X`

ANSWER :C
Discussion
25341.

The product formed in the reaction of HX with (CH_3)_2C=CH_2 is :

Answer»

`(CH_3)_2CXCH_3`
`(CH_3)_2CH.CH_2X`
`(CH_3)_2CHCH_3`
`(CH_3)_2CXCH_2X`

ANSWER :A
Discussion
25342.

The product formed in the reaction of glycine with benzoyl chloride +aq. NaOH is

Answer»

`PhCOCH_(2)NH_(2)`
`PhCH_(2)NH_(2)`
`PhCONHCH_(3)`
`PhCONHCH_(2)CO_(2)H`

SOLUTION :
Discussion
25343.

The product formed in the reaction is :

Answer»

benzoquinone
diphenyl ether
benzene SULPHURIC acid
hydroquinone

Solution :
Discussion
25344.

The product formed in the reaction

Answer»




ANSWER :C
Discussion
25345.

The product formed in the reactin of SOCl_(2) with white phosphorus is

Answer»

`PCl_(3)`
`SO_(2)Cl_(2)`
`SCl_(2)`
`POCl_(3)`

Solution :`P_(4) + 8 SOCl_(2) rarr 4 PCl_(3) + 4 SO_(2) + S_(2)Cl_(2)`.
Discussion
25346.

The product formed in the following reaction is

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ANSWER :C
Discussion
25347.

The product formed in the oxidation of glucose with bromine water is

Answer»

Glucaric ACID 
GLUCONIC acid 
GLUCURONIC acid 
Sorbitol

Answer :B
Discussion
25348.

The product formed in the following reaction.C_6H_5-O-CH_3+HI -overset(Heat)> are :

Answer»

`C_6H_5OH and CH_3I`
`C_6H_5I and CH_3OH`
`C_6H_5CH_3 and HOI`
`C_6H_6 and CH_3OI`

ANSWER :A
Discussion
25349.

The product formed in highest yeild in the following reaction is, CH_(3)CH_(2)CH_(2)CHBrCH_(3)+KOH overset(alc) to

Answer»

`CH_(3)CH_(2)CHOHCH_(2)CH_(3)`
`CH_(3)CH_(2)CH_(2)CH=CH_(2)`
`CH_(3)CH_(2)CH_(2)CH_(2)OH`
`CH_(3)CH_(2)CH=CHCH_(3)`

Solution :Dehydrohalogenation OCCURS according to SAYTZEFF's RULE.
Discussion
25350.

The product formed in Aldol condensation is

Answer»

an ALPHA, beta-unsaturated ester
a beta hydroxy acid
a beta HYDROXYALDEHYDE or ketone
an alpha hydroxy ALDEHYDE or ketone

Answer :C
Discussion