(E)-but-2-ene gt; CORRECT (Z)-but-2-ene gt; CORRECT but-1-ene gt; INCORRECT 10. Juniper: Give the IUPAC names for the 3 disubstituted isomers with...

please help answer these 2 ORGO chem questions that are due soon. For question 10 - I already answered 2/3 parts that are correct, I just need help on the last part marked incorrect (see yellow box) THANKS!

• Attachment 1
• Attachment 2