A Blog Is

question 21

Multiple Choice

A blog is

• A) a character in Lineage, a popular on-line game.
• B) a personal journal kept on the Web.
• C) a person who assumes a false identity in a chat room.
• D) a special symbol visible on displays that show Unicode characters.
• E) the Web version of a "couch potato."

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Definitions:

Relative Energies

Comparative measure of the energy levels of molecules in different states or configurations.

π Molecular Orbitals

Orbitals formed by the overlap of p-orbitals across adjacent atoms, involved in pi bonding, crucial for the understanding of conjugated systems.

Occupied π Molecular Orbitals

π molecular orbitals that contain electrons; they are involved in bonding between atoms and are crucial for understanding the reactivity of molecules.

Cyclobutadiene

A highly unstable, conjugated diene with the molecular formula C4H4, characterized by a square planar structure that challenges classical bonding theories.