Which of the Following Is True of Pentane and 2-Methylbutane

question 83

Multiple Choice

Which of the following is true of pentane and 2-methylbutane?

• A) They have the same molecular formula.
• B) They have the same boiling point.
• C) Both a and b are true.
• D) Neither a nor b is true.

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Definitions:

Molecular Formula

A notation showing the types and numbers of atoms in a molecule, without indicating their arrangement.

Ethyl

A functional group or moiety consisting of two carbon atoms and five hydrogen atoms (–C2H5), often derived from ethanol.

Dimethyldodecane

An organic compound structured as a dodecane backbone with two methyl groups attached, used in various chemical contexts.

Alkane

A hydrocarbon compound consisting only of carbon and hydrogen atoms arranged in a tree structure with single bonds.