The IUPAC name of HOOC-CH=CH-COOH is:
But-2-ene-1,4-dicarboxylic acid
But-2-ene-1,4-dioic acid
Ethene dicarboxylic acid
Ethene dioic acid
The IUPAC name of H3C—CH—CHO | OCH3 is:
1 -Formyl-1 -methoxyethane
2-Methoxypropan-3-one
2-Methoxypropanal
2-Methoxypropan-3-al
The IUPAC name of HO—CH—COOH | HO—CH—COOHis:
2, 3-Dihydroxybutane-1, 4-carboxylic acid
2, 3-Dihydroxybutane-1, 4-dioic acid
1, 2-Dihydroxyethane dicarboxylic acid
none of these
The IUPAC name of NC-CH2CH2-COOH is:
3-Carboxy propanenitrile
4-Cyanobutanoic acid
2-Cyanoethane Carboxylic acid
3-Cyanopropanoic acid
The IUPAC name of is:
3-Carboxy-3-hydroxypentanedicarboxylic acid
2-Hydroxypropane-1, 2, 3-tricarboxylic acid
2-Hydroxypropane-1, 2, 3-trioic acid
3-Hydroxypropane-1, 2, 3-tricarboxylic acid
The IUPAC name of Cl‐CH2‐C=CH‐CH2‐OH | CH3is:
4-Chloro-3-methylbut-2-en-l-ol
l-Chloro-2-methylbut-2-en-4-ol
4-Chloro-1-hydroxy-3-methylbut-2-ene
l-Chloro-4-hydroxy-2-methylbut-2-ene
The most unlikely representation of resonance structures of p-nitrophenoxide ion is:
Which of the following is an electrophilic reagent?
BF3
NH3
RO-
ROH
The +I (inductive effect) is shown by:
-CH3
-OH
-F
-C6H5
The-I effect is shown by:
-COOH
-CH3CH2
-CHR2
Which of the following is singlet carbene?
(CH3)3C+
C2H5-CH
CH3CH2CH2-
CH2 =CH-CH2+
The IUPAC name of O ||CH2—CH—C—CH2—CH3 | |Br CONH2 is:
2-(Bromomethyl)-3-oxopentane carboxamide
1-Bromo-2-carbamoylpentan-3-one
5-Bromo-4-carbamoylpentan-3-one
2-(Bromomethyl)-3-oxopentanamide
The IUPAC name of (CH3)3C CH2CH2Cl is:
2, 2-Dimethyl-4-chloro butane
1-Chloro-3, 3-dimethylbutane
4-Chloro-2, 2-dimethyl butane
The IUPAC name of CH3—CH—CH—CH—CHO | | | CH3 OH OH is:
2, 3-Dihydroxy-4-methylpentanal
1-oxo-2,3-Dihydroxy-4-methylpentane
2,3-Dihydroxy-4 methylpentanone
1, 2-Dihydroxy-3-methylbutanecarbaldehyde
The IUPAC name of CH3 -CHOH- CH2- CO-CH3 is:
2-Hydroxypentan-4-one
4-Hydroxypentan-2-one
4-oxopentan-2-ol
2-oxopentan-4-ol
The IUPAC name of CH3-CHCl-CHBr-CHOH-CH3 is:
3-Bromo-4-chloropentan-2-o1
3-Bromo-2-chloro-4-hydroxypentane
3-Bromo-2-chloropentane-4-ol
The IUPAC name ofCH3 — CH2— C||OHBr -CH|Cl — CH2 - Cl is:
3-Bromo-4, 5-dichloropentan-3-ol
3-Bromo-1, 2-dichloro-3-hydroxypentane
3-Bromo-1, 2-dichloropentan-3-ol
3-Bromo-4, 5-dichloro-3-hydroxypentane
The IUPAC name of CH3—CH—CH2—O—C2H5 | OH is:
3-Ethoxypropan-2-ol
1-Ethoxy-2-hydroxypropane
None of these
N, N-Dimethyl aminobenzene
N, N-Dimethyl benzenamine
(1) and (2) both are correct
2, 6-Dimethylhepta-2, 5-dienoic acid
3, 7-Dimethylhepta-2, 5-dienoic acid
1-Hydroxy-2, 6-dimethylhepta-2, 5-dienone
None of the above
The IUPAC name of is :
2-Phenyl ethanone
1-Phenyl ethanone
1-(Oxoethyl)benzene
1-(Ethyloxo)-benzene
Ph-CH=CH-COOH
The IUPAC name is:
3-Phenyl prop-2-enoic acid
3-Phenol prop-1-enoic acid
3-Carboxy-prop-1-ene benzene
But-2-enoic acid
The IUPAC name iS'
(1) and (2) both
Chloromethylbenzene
Chlorophenylmethane
The IUPAC name of the following compound is:
4-Bromo-3-cyanophenol
2-Bromo-5-hydroxybenzonitrile
2-cyano-4-hydroxybromobenzene
6-Bromo-3-hydroxybenzonitrile
The silver sulphate solution is used to separate:
nitrate and bromide
nitrate and chlorate
bromide and iodide
nitrate and nitrite
Soda extract is prepared by-
Fusing soda and mixture, and then extracted with water
Dissolving NaHCO3, and mixture in dil. HCl
Boiling Na2CO3, and mixture in dil.HCl
Boiling Na2CO3, and mixture in distilled water
The most stable carbocation among the following is-
The compound which forms one monochloro product when treated with chlorine is:
n-pentane
isopentane
neo-pentane
Among the following anions (a) CH3, (b) NH2, (c) OH-, (d) F-, the order of basicity is:
a > b > c > d
b > a > c > d
c > b > a > d
c > a > b > d
The electromeric effect in organic compounds is a
Temporary effect
Permanent effect
Electromeric effect only observed in inorganic molecule
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