Which Configuration Describes the Electron Configuration of Iron

question 22

Multiple Choice

Which configuration describes the electron configuration of iron?

• A) [Ar] 4s²3d⁶
• B) [Ar] 4s²4p⁶
• C) [Kr]
• D) 1s²2s²2p⁶3d⁶

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Definitions:

Stereochemical Detail

Information regarding the three-dimensional arrangement of atoms within a molecule, crucial for understanding the molecule's behavior and reactivity.

Reaction Mechanism

A detailed description of the step-by-step process by which reactants are transformed into products in a chemical reaction.

Regio-

A prefix in chemistry indicating the region or orientation of a reaction or structure within a molecule.

Stereochemical Detail

Information regarding the spatial arrangement of atoms within a molecule and how this arrangement affects the molecule's behavior and reactions.