Exam 2: Structure and Properties of Organic Molecules

Are the two compounds shown below best described as $\underline{\text{ cis-trans isomers }}$ , $\underline{\text{ constitutional isomers, }}$ or $\underline{\text{ not isomeric? }}$

An orbital can be described by its ________, which is the mathematical description of the shape of the electron wave as it oscillates.

Which of the following functional groups $\textbf{ does not }$ have at least one sp² hybridized carbon atom as a constituent of the group?

What kind of molecular orbital (σ, σ^*, π, or π^*) results when the two atomic orbitals shown below interact in the manner indicated?

How many π bonds are present in the molecule shown?

Draw the structure of any hydrocarbon alkane which contains 5 carbon atoms.

Choose the term below which best describes the geometry of acetylene (HCCH).

The molecule shown below contains ________ pi bonds and ________ sigma bonds.

Triethylamine [(CH₃CH₂)₃N] is a molecule in which the nitrogen atom is ________ hybridized and the CNC bond angle is ________.

Explain why the free rotation about the carbon-carbon bond in CH₃CH₃ is not present in CH₂CH₂.

Provide the hybridization of oxygen in dimethyl ether (CH₃OCH₃) and estimate the COC bond angle.

Does the C – O bond in methanol (CH₃OH) possess an individual bond dipole moment? Briefly explain your answer.

Which molecule below is an ether?

Which atomic orbital combination would result in a molecular sigma bond?

What two hybrid atomic orbitals overlap to form the C-C s bond in acetaldehyde, CH₃CHO?

Provide the condensed structures of two structurally isomeric amines that contain two carbons.

Choose the correct hybridization for the atom indicated in the molecule below.

What intermolecular attractions exist in a pure sample of methylthiol, CH₃SH?

Choose the correct hybridization for the atom indicated in the molecule below.

Would you expect sodium chloride (NaCl) to be highly soluble in the organic solvent hexane (CH₃CH₂CH₂CH₂CH₂CH₃)? Briefly explain your answer.