Question

Give the IUPAC name (including cis or trans, if needed) for each of the following: ($11.5,11.6$)

a.

b.

c.

Short answer

(a) The IUPAC name of the given compound is$trans-2-pentene$

(b) The IUPAC name of the given compound is$4-bromo-5-methyl-1-hexane$

(c) The IUPAC name of the given compound is$1-methylcyclopentene$

Step-by-step solution

Part (a) Step 1: Given information  

We need to find the IUPAC name of the given compound i.e.

Part (a) Step 2: Explanation 

We know that

IUPAC name is the name that is accepted worldwide and written in a particular manner

Therefore, The IUPAC name of the given compound is

$trans-2-pentene$

Part (b) Step 1: Given information   

We need to find the IUPAC name of the given compound i.e.

Part (b) Step 2: Explanation  

We know that

IUPAC name is the name that is accepted worldwide and written in a particular manner

Therefore, The IUPAC name of the given compound is

$4-bromo-5-methyl-1-hexane$

Part (c) Step 1: Given information   

We need to find the IUPAC name of the given compound i.e.

Part (c) Step 2: Explanation  

We know that

IUPAC name is the name that is accepted worldwide and written in a particular manner

Therefore, The IUPAC name of the given compound is

$1-methylcyclopentene$