Naming Alkenes Worksheet

A Grade 10 Science worksheet focusing on the IUPAC nomenclature of alkenes, including identifying parent chains, numbering carbons, and locating double bonds and substituents.

Grade 10 Science ChemistryAlkenes and AlkynesNaming Alkenes

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Includes

Fill in the BlanksMultiple Choice2 Short AnswerTrue / False

Standards

HS-PS1-2HS-PS1-3

Topics

ChemistryAlkenesNomenclatureOrganic ChemistryGrade 10

7 sections · Free to use · Printable

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Naming Alkenes

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Follow the IUPAC rules to name the given alkenes or draw the structures from their names. Pay close attention to the position of the double bond and any substituents.

1. The suffix used for alkenes in IUPAC nomenclature is .

2. The longest continuous carbon chain containing the double bond is called the chain.

3. When numbering the carbon chain, the double bond should receive the possible number.

1. Which of the following is the correct name for CH₂=CH-CH₂-CH₃?

Butane

But-1-ene

But-2-ene

Pentene

2. What is the correct IUPAC name for the following structure?

CH₃-CH=CH-CH₂-CH₃

Pent-1-ene

Pent-2-ene

2-Pentene

3-Pentene

1. Name the following alkene:

CH₃-CH(CH₃)-CH=CH₂

2. Name the following alkene:

CH₃-CH₂-C(CH₃)=CH-CH₃

1. Draw the condensed structural formula for 3-Hexene.

2. Draw the condensed structural formula for 2,3-Dimethylbut-1-ene.

1. The parent chain in an alkene must always include the carbon-carbon double bond.

True

False

2. In 2-methylpropene, the double bond is between carbon 1 and carbon 2.

True

False