Isomerism and Types of Isomers Quiz

Which of the following refers to compounds that have the same molecular formula but differ in the arrangement of atoms or groups?

• Isomers

• Isotopes

• Polymers

• Hydrocarbons

Which of the following is NOT a type of structural (constitutional) isomerism?

• Chain isomerism

• Position isomerism

• Geometrical isomerism

• Functional group isomerism

Which of the following is an example of chain isomerism?

• Butane and isobutane

• Propanol and propan-2-ol

• Pentanal and pentan-2-one

• 1-Butene and 2-butene

Which compound represents a position isomer of 1-bromobutane?

• 2-Bromobutane

• 2-Bromo-3-methylbutane

• 1-Bromo-3-methylbutane

• 1-Bromo-2-methylbutane

Which pair of compounds are functional group isomers?

• Propanal and propan-2-one

• 1-bromopropane and 2-bromopropane

• Cyclohexane and hex-1-ene

• Butan-1-ol and 2-methylpropan-1-ol

Which of the following terms refers to isomers that have the same molecular and structural formulas but differ in the arrangement of atoms in space?

• Stereoisomers

• Chain isomers

• Geometrical isomers

• Enantiomers

Geometrical isomerism is possible only in molecules with:

• A chiral center

• A double bond or a ring structure

• A plane of symmetry

• A single bond between carbon atoms

Which of the following is a correct example of geometrical isomerism?

• 1-butene and 2-butene

• 1,2-dibromobenzene and 1,4-dibromobenzene

• Butanal and butan-2-one

• Propan-1-ol and propan-2-ol

Which of the following is NOT a feature of geometrical isomers?

• They differ in the arrangement of atoms around a double bond.

• They are a type of stereoisomer.

• They exhibit different physical and chemical properties.

• They can interconvert at room temperature.

Which of the following compounds can exhibit cis-trans isomerism?

• Ethene (C₂H₄)

• 2-butene (C₄H₈)

• Propane (C₃H₈)

• Methane (CH₄)