IUPAC System of Nomenclature

Q. The $IUPAC$ name for the following compound is:

1. $2,5-\text{dimethyl}-6-\text{oxo}-\text{hex}-3-\text{enoic acid}$
2. $2,5-\text{dimethyl}-6-\text{carboxy}-\text{hex}-3-\text{enal}$
3. $6-\text{formyl}-2-\text{methyl}-\text{hex}-3-\text{enoic}$
4. $2,5-\text{dimethyl}-5-\text{carboxy}-\text{hex}-3-\text{enal}$

Q. What is IUPAC?

1. International Union of Pure and Applied Chemistry
2. International Union of Physics and Chemistry
3. International Union of Planning, Action and Chemistry
4. Indian Union of Pure and Applied Chemistry

Q.

The IUPAC name(s) of the following compound is (are)

1. 4-methylchlorobenzene

2. 4-chlorotoluene

3. 1-chloro-4-methylbenzene

4. 1-methyl-4-chlorobenzene

Q. The word root used for 8 carbons in parent chain is .

1. Meth
2. Hept
3. Oct

Q. What is the correct IUPAC name of the following compound?

1. 4, 5, 5- tribromo-4-chloro-9-iodo-2, 7, 8-trimethyldecane-2, 9-diol
2. 3, 4, 4-tribromo-3-chloro-8-iodo-1, 1, 6, 7-tetramethylnonane-2, 9-diol
3. 6, 6, 7-tribromo-7-chloro-2-iodo-3, 4, 9-trimethyldecane-2, 9-diol
4. 5, 5, 6-tribromo-6-chloro-2-iodo-1, 2, 3, 8-tetramethylnonane-2, 9-diol

Q. The given compound is -Diethyl-7-methyldecane

1. 4, 3
2. 4, 5
3. 5, 3
4. 5, 6

Q.
IUPAC name of given compound is:

1. But-2-ene-2, 3-diol
2. Pent-2-ene-2, 3-diol
3. 2-Methylbut-2-ene-2, 3-diol
4. Pent-3-ene-3, 4-diol

Q. Suffix used for single bond, double bond on carbon atoms respectively are:

1. -al
2. -ane
3. -ene
4. -yne

Q. What is the correct IUPAC name of following compound?

1. 3, 7, 8-tribromo-2-chloro-5-(2'-chloro-3'-iodobutyl)-5-(3"-chloropropyl)nonane
2. 2, 3-dibromo-5-(2'-bromo-3'-chlorobutyl)-7-chloro-5-(3"-chloropropyl)-8-iodononane
3. 3-bromo-5-(2', 3'-dibromobutyl)-2-chloro-5-(2"-chloro-3"-iodobutyl)-5-(3"'-chloropropyl)nonane
4. 2, 3, 7-tribromo-8-chloro-5-(2'-chloro-3'-iodobutyl)-5-(3"-chloropropyl)nonane

Q. IUPAC name of CH3(CH2)3CH3 is .

1. Pentane
2. Propane
3. Butane