Me ajude a resolver pfv 3. Quais os nomes dos hidrocarbonetos?...

Me ajude a resolver pfv 3. Quais os nomes dos hidrocarbonetos? a) CH3-CH2-CH2-CH=CH-CH2-CH3
1
CH3
b) CH3-CH2-CH2-CH-CH-CH2
1
CH₃
c) CH2=CH-CH2-CH2-CH2-CH2-CH2-CH3
1
1
CH₃
CH3
e) CH2-CH-CH=CH2-CH2-CH3
1
1
CH2
CH₃
1
CH3​