Which Is the Correct Electronic Configuration for Fe (Atomic Number

question 35

Multiple Choice

Which is the correct electronic configuration for Fe (atomic number 26) in the ground state?

• A) 1s²2s²2p⁶3s²3p⁶4s²3d⁶
• B) 1s²2s²2p⁶3s²3p⁶3d⁸
• C) 1s²2s²2p⁶3s²3p⁶3d⁶4s²
• D) 1s²2s²2p⁶3s²3p⁶4s²4p⁶

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Definitions:

HA

Depending on context, this can refer to Hyaluronic Acid, a molecule involved in skin hydration and cellular functions, or Hemagglutinin, a protein on the surface of influenza viruses responsible for binding the virus to the host cell.

pH

A measurement system designed to determine the level of acidity or alkalinity in water-based solutions, marked on a continuum from 0 to 14.

K

In the context of chemistry, often represents the equilibrium constant, symbolizing the ratio of product concentrations to reactant concentrations at equilibrium.

pH

A numeric scale used to specify the acidity or basicity (alkalinity) of an aqueous solution, with 7 being neutral, values below 7 acidic, and above 7 basic.