A Quantum-Mechanical Particle Rotating in Three Dimensions Has an Orbital

question 5

Multiple Choice

A quantum-mechanical particle rotating in three dimensions has an orbital angular momentum quantum number l = 2. What is the magnitude of the angular momentum?

• A) 2 kg m²
• B) 2 ℏ
• C) 3 ℏ
• D) 6^1/2 ℏ

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Definitions:

Imine

A chemical compound characterized by a nitrogen atom double-bonded to a carbon atom, which is also bonded to a hydrogen atom and a side chain.

Butyllithium

A powerful base and nucleophile used in organic synthesis to deprotonate hydrogens or to initiate anionic polymerization processes.

Benzaldehyde

An organic compound characterized by a benzene ring with an aldehyde functional group, known for its almond-like aroma and used in flavoring and perfume.

Methylamine

A simple organic compound with the formula CH3NH2, characterized by a strong ammonia-like odor, used in the production of pesticides and pharmaceuticals.