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The IUPAC name of the compound
 
1. 3,3-diethyl-4-methyl-5 (methylethyl)octane
2. 3,3-diethyl-5-isopropyl-4-methyloctane
3. 4-isopropyl-5-methyl-6,6-diethyloctane
4. 6,6-diethyl-4-isopropyl-5-methyloctane

The correct structure of 3,3-dimethyl butyne is-
1. 
2.  ​​​​​​​
3.   ​​​​​​​
4.   ​​​​​​​​​​​​​​

The IUPAC name of the compound,
 is: 
1. 1,2-Dimethyl-2-butenol
2. 3-Methylpent-3-en-2-ol
3. 3,4-Dimethyl-2-buten-4-ol
4. 2,3-Dimethyl-3-pentenol

The IUPAC name of the compound

1. 2-Iodo-3-chloro-4-pentanoic acid
2. 4-Oxo-3-chloro-2-iodopentanoic acid
3. 4-Carboxy-4,3-chloro-2-butanone
4. 3-Chloro-2-iodo-4-oxopentanoic acid

The IUPAC name of the compound CH₃CONH(Br) is:
1. 1-Bromoacetamide
2. N-Bromoethanamide
3. Ethanoyl bromide
4. None of the above

The IUPAC name of the compound,
 is-
1. 1, 3-Dibromo-3-methylbutane
2. 3-Methyl-1,2-bromobutane
3. 3-Methyl-1,3-bromopropane
4. None of the above

   
The IUPAC name of the above-mentioned compound is - 
1. (N-Bromo)-3-methyl-2-oxobutanamide
2. (N-Bromo)-2-oxo-4-methylbutanamide
3. (N-Bromo)-1,2-dioxo-3-methylbutanamine carboxamide
4. (N-Bromo)-1-oxo-2-methylpropane

The IUPAC name of the following compound is
1. 2-(Ethoxycarbonyl)benzoylchloride
2. Ethyl 2-(chlorocarbonyl)benzoate
3. Ethyl 2-(chloromethanoyl)benzoate
4. Methyl 2-(Chlorocarbonyl)benzene carboxylate.

The IUPAC name of
​is-
 1. 3-(Methylethyl)pentan-2-one
2. 3-(Methylethyl)pentan-4-one
3. 3-Ethyl-4-Methylpentan-2-one
4. 3-Ethyl-2-Methylethyl-4-one
 

The IUPAC name of  is:
1. 3-Iodo-4,5,5-trimethylhexane
2. 4-Iodo-1,1,3-trimethylhexane
3. 4-Iodo-2,2-trimethylhexane
4. 4-Iodo-2,2,3-trimethylhexane

The IUPAC name of the given compound is:
 

1. Ethanoic propanoic anhydride
2. Propanoic ethanoic anhydride
3. 1-Ethanoyloxypropanone
4. 3-Ethanoyloxypropan-3-one

The IUPAC name of Glutaric acid is:
1. Pentane-1, 5-dioic acid
2. Pentene-1, 5-dicarboxylic acid
3. Propane-1, 3-dioic acid
4. None of the above

The IUPAC name of 
​​       $NC‐C{H}_2‐C{H}_2‐CN$ is:
(1) Butane-1,4-dicarbonitrile
(2) Ethane-1, 2-dicarbonitrile
(3) Ethane-1, 2-dinitrile
(4) Butane-1, 4-dinitrile

The IUPAC name of HOOC-CH=CH-COOH  is:
1. But-2-ene-1,4-dicarboxylic acid
2. But-2-ene-1,4-dioic acid
3. Ethene dicarboxylic acid
4. Ethene dioic acid

The IUPAC name of (CH₃)₃C CH₂CH₂Cl is:
(1) 2, 2-Dimethyl-4-chloro butane
(2) 1-Chloro-3, 3-dimethylbutane
(3) 4-Chloro-2, 2-dimethyl butane
(4) none of these

The IUPAC name ofCH₃ — CH₂— $\underset{\mathrm{OH}}{\overset{\mathrm{Br}}{\underset{\left|}{\overset{\right|}{\mathrm{C}}}}} -\stackrel{\mathrm{Cl}}{\stackrel{|}{\mathrm{CH}}}$ — CH₂ - Cl is:
(1) 3-Bromo-4, 5-dichloropentan-3-ol
(2) 3-Bromo-1, 2-dichloro-3-hydroxypentane
(3) 3-Bromo-1, 2-dichloropentan-3-ol
(4) 3-Bromo-4, 5-dichloro-3-hydroxypentane

\(CH_3-CH-CH_2-O-C_2H_5\\ ~~~~~~~~~~~~~~|\\ ~~~~~~~~~~~~~OH\)    
1. 1-Ethoxypropan-2-ol
2. 3-Ethoxypropan-2-ol
3. 1-Ethoxy-2-hydroxypropane
4. None of these

The IUPAC name of  is:
 
(1) N, N-Dimethyl aminobenzene
(2) N, N-Dimethyl benzenamine
(3) (1) and (2) both are correct
(4) none of these

The isobutyl group among the following is:
 

1.
2.	CH3–CH2–CH2–CH2–
3.
4.

The incorrect IUPAC name among the following is:

1.
2.
3.
4.

Which one of the following names does not fit a real name?
1. 3–Methyl–3–hexanone
2. 4–Methyl–3–hexanone
3. 3–Methyl–3–hexanol
4. 2–Methylcyclohexanone.

Assign the IUPAC name for the following compound.

1. 3-methyl hexane -1, 2, 3-tricarbonitrile
2. hexane-1, 2, 3-tricarbonitrile
3. 1, 2-bis(cyanomethyl) butanenitrile
4. 3-(cyanomethyl)hexane-1,6-dinitrile

Incorrectly matched common name with IUPAC name is- 

Which of the following is the correct IUPAC name?
1. 3-Ethyl-4,4-dimethylheptane
2. 4,4-Dimethyl-3-ethylheptane
3. 5-Ethyl-4,4-dimethylheptane
4. 4,4-Bis(methyl)-3-ethylheptane

IUPAC name of some compounds is given. The incorrect name is:

1.	: 3-Methyl-4-ethylheptane
2.	: 3-Methyl-2-butanol
3.	: 2-Ethyl-3-methylbut-1-ene
4.	\(\mathrm{CH}_3-\mathrm{C} \equiv \mathrm{C}-\mathrm{CH}\left(\mathrm{CH}_3\right)_2 \): 4-Methyl-2-pentyne

The correct IUPAC name, among the following, is:

The IUPAC name for the following compound is :

1. 3,5-Dimethyl-4-propylhept-1-en-6-yne
2. 3-Methyl-4-(3-methylprop-1-enyl)-1-heptyne
3. 3-Methyl-4-(1-methylprop-2-enyl)-1-heptene
4. 3,5-Dimethyl-4-propylhept-6-en-1-yne

The IUPAC name of the given compound is:
 
1. Hexane-3,5-dione
2. Hexane-2,4-dione
3. Hex-2,4-dione
4. Hex-3,5-dione

The IUPAC name for the following compound is:

1. 2,5-Dimethyl-6-carboxy-hex-3-enal
2. 6-Formyl-2-methyl-hex-3-enoic acid
3. 2,5-Dimethyl-5-carboxy-hex-3-enal
4. 2,5-Dimethyl-6-oxo-hex-3-enoic acid

The IUPAC name of the following compound is -

1.  3-Bromo-5-methylcyclopentanoic acid
2.  4-Bromo-2-methylcyclopentanecarboxylic acid
3.  3-Bromo-5-methylcyclopentane carboxylic acid
4.  5-Bromo-3-methylcyclopentanoic acid

The IUPAC name of the following compound is-

1. 3-Amino-4-hydroxymethyl-5-nitrobenzaldehyde
2. 2-Nitro-4-hydroxymethyl-5-amino benzaldehyde
3. 4-Amino-2-formyl-5-hydroxymethylnitrobenzene
4. 5-Amino-4-hydroxymethyl-2-nitrobenzaldehyde

The correct decreasing order of priority for the functional groups of organic compounds in the IUPAC system of nomenclature is:
1. –SO₃H, –COOH, –CONH₂, –CHO
2. –CHO, –COOH, –SO₃H, –CONH₂
3. –CONH₂, –CHO, –SO₃H, –COOH 
4. –COOH, –SO₃H, –CONH₂, –CHO

Which of the following represents 𝑛𝑒𝑜 −pentyl alcohol?
1. CH₃CH(CH₃)CH₂CH₂OH
2. (CH₃)₃C−CH₂OH
3. CH₃(CH₂)₃OH
4. CH₃CH₂CH(OH)C₂H₅

The IUPAC name of the following compound is:

1. 3, 3-Dimethyl-1-hydroxycyclohexane
2. 1,1-Dimethyl-3-hydroxycyclohexane
3. 3,3-Dimethyl-1-cyclohexanol
4. 1,1-Dimethyl-3-cyclohexanol

The IUPAC name of the given compound is:

1. 3-(Bromomethyl)-2-methyl butanoyl chloride
2. 3-(Bromomethyl)-2-methyl propionyl chloride
3. 2-(Bromomethyl)-3-methyl butanoyl chloride
4. None of the above