Naming Isomers

The name of this puppy is...

• methylheptane

• 4-isopropyl-3-methylheptane

• 4-isopropyl-5-methylheptane

• 3-methyl-4-isopropylheptane

The name of the compound is:

• (R)‑3‑bromobutane

• (R)‑2‑bromobutane

• 4‑Bromobutane

• (S)‑2‑bromobutane

• (S)‑3‑bromobutane

Tags

NGSS.HS-PS1-1

Given the structural formulas:
Which two formulas represent compounds that are isomers of each other?

• A and B

• A and C

• B and D

• C and D

What is the definition of structural isomers?

• Compounds with the same molecular formula but different structural formulas

• Compounds with different molecular formulas but the same structural formula

• Compounds with the same molecular and structural formulas

• Compounds with different molecular and structural formulas

Which of the following is an example of a pair of structural isomers?

• Butane and isobutane

• Methane and ethane

• Propane and butane

• Ethene and ethyne

How do chain isomers differ from each other?

• By the branching of their carbon chains

• By the position of functional groups

• By the type of functional groups

• By the presence of double bonds

What is the IUPAC name for the isomer of pentane with a continuous chain of four carbon atoms?

• 2-Methylbutane

• Pentane

• 2,2-Dimethylpropane

• Butane

Which type of isomerism involves the same molecular formula but different connectivity of atoms?

• Structural isomerism

• Geometric isomerism

• Optical isomerism

• Conformational isomerism

What is the main difference between structural isomers and stereoisomers?

• Structural isomers differ in connectivity; stereoisomers differ in spatial arrangement

• Structural isomers differ in spatial arrangement; stereoisomers differ in connectivity

• Both differ in connectivity

• Both differ in spatial arrangement

Which of the following compounds can exhibit chain isomerism?

• Hexane

• Methane

• Ethene

• Benzene