Identify the name and draw the skeletal structure of a straight-chain alkane with the molecular formula C₇H₁₆.

Skeletal structure of heptane, a straight-chain alkane with seven carbon atoms.

Skeletal structure of octane, a straight-chain alkane with eight carbon atoms.

Skeletal structure of hexane, a straight-chain alkane with six carbon atoms.

Skeletal structure of nonane, a straight-chain alkane with nine carbon atoms.

Identify the name and draw the skeletal structure of a straight-chain alkane with the molecular formula C7H16.