Exam 7: Alkenes and Alkynes

Instructions: Provide names for each structure below.Be sure to include the cis,trans or E,Z designations where applicable. Name and designate:

Instructions: Pent-2-ene is an example of a disubstituted alkene.Use this alkene to answer the following question(s). -Refer to instructions.Circle the isomer of pent-2-ene that is most stable.

For a compound containing substituents other than hydrogen,the number of hydrogen atoms in the equivalent hydrocarbon formula is determined by _____ from the number of hydrogen atoms present.

Draw structures corresponding to each name below. -Draw: (3E)-3,7-dimethylocta-1,3,6-triene

Using curved arrows,write a mechanism for the following reaction.If carbocations are formed,specify if they are primary,secondary or tertiary.

Below are all the chemical structures and intermediates involved in a reaction.Why does the rearrangement that results in the formation of product B occur?

Predict the major organic product(s)in the reaction below.If more than one major organic product is expected,draw each one.Explain the significance of "35 ^$\circ$ C" and "ether" shown in the reaction.

Alkene chemistry is dominated by what type of reaction?

Instructions: Pent-2-ene is an example of a disubstituted alkene.Use this alkene to answer the following question(s). -Refer to instructions. Draw the cis and trans isomers of pent-2-ene and label them.

A molecule has three degrees of unsaturation.In this molecule there would be

Instructions: Provide names for each structure below.Be sure to include the cis,trans or E,Z designations where applicable. Name and designate:

Which of the following substituents has the highest priority according to the Cahn-Ingold-Prelog system?

Instructions: Dieldrin,C₁₂H₈Cl₆O,is a pentacyclic (five-ring)compound formerly used as an insecticide.Use this information to answer the following question(s). -Refer to instructions.How many double bonds does dieldrin have?

The following group is a substituent on a molecule.What is an accepted IUPAC name for this group?

Instructions: Assign E or Z configurations to each alkene below. Assign:

Predict the major organic product(s)in the reaction below.If more than one major organic product is expected,draw each one.

Calculate the degree of unsaturation in the formula below.Show your calculations. caffeine,C₈H₁₀N₄O₂

The following reaction is carried out in cyclohexane with the application of heat.Write the complete equation for the reaction below.If more than one major organic product is expected,draw each one.

What is the IUPAC name of the following compound?

Which of the following substituents has the highest priority according to the Cahn-Ingold-Prelog system?