4. Alkanes and Cycloalkanes

Which of the following chemical formulas represents $2_{-}$?

Given the following structure, ${\mathrm{CH}}_3-\mathrm{CH}=\mathrm{CH}-{\mathrm{CH}}_2\mathrm{CH}=\mathrm{CH}-{\mathrm{CH}}_3$, what is the correct IUPAC name for this alkene, including stereochemistry if applicable?

Which of the following names is correct for the compound $C_6{H}_5\mathrm{CH}{\mathrm{CH}}_2$?

What is each compound's systematic name?

d.

e.

f.

Which of the following is the correct IUPAC name for the compound with the formula $P_4{S}_7$?

Which of the following is the correct IUPAC name for a six-carbon alkene with an isopropyl group on carbon $3$ and a double bond starting at carbon $2$?

Which of the following is the correct IUPAC name for a cyclopropane ring with two bromine atoms attached to carbon $1$ and a chlorine atom attached to carbon $2$?

Which of the following is the correct IUPAC name for the alkene formed by the partial hydrogenation of $1_{-}$?

The following names are all incorrect. Draw the structure represented by the incorrect name (or a consistent structure if the name is ambiguous), and give your drawing the correct name.

e. 2,5-dimethylcyclohexene

Which step in the IUPAC naming process is specific to alkenes but not to alkynes?

Which of the following is the correct IUPAC name for the compound with the structure ${\mathrm{CH}}_3-{\mathrm{CH}}_2-{\mathrm{CH}}_2-{\mathrm{CH}}_2-C\left({\mathrm{CH}}_3\right)=C\left({\mathrm{CH}}_2{\mathrm{CH}}_3\right)-{\mathrm{CH}}_2{\mathrm{CH}}_3$ using $E/Z$ notation for stereochemistry?

Which of the following is the correct structure for 4-bromo-2-hexyne?

How many of the following names are correct? Correct the incorrect names.

g. 2-ethyl-2-butene

h. (E)-2-methyl-1-hexene

i. 2-methylcyclopentene

Given the following structure: ${\mathrm{CH}}_2={\mathrm{CH}}_2$, select the correct common name and/or IUPAC name for the compound.

Which of the following statements correctly describes the name $3$-ethyl-$5$-isobutyl-$3$-methylnonane according to IUPAC nomenclature rules for alkenes?