Which One of the Following Statements About Orbital Energies Is

question 7

Multiple Choice

Which one of the following statements about orbital energies is incorrect?

• A)In the hydrogen atom, the energy of an orbital depends only on the value of the quantum number n.
• B)In many-electron atoms the energy of an orbital depends on both n and l.
• C)Inner electrons shield outer electrons more effectively than do electrons in the same orbital.
• D)The splitting of sublevels in many-electron atoms is explained in terms of the penetration effect.
• E)The energy of a given orbital increases as the nuclear charge Z increases.

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Definitions:

Nucleus

A membrane-bound organelle found in eukaryotic cells that contains most of the cell's genetic material and regulates gene expression and cell division.

Chloroplast

The organelle found in plant cells and some algae that is responsible for photosynthesis.

Plant Cell

The basic structural and functional unit of plants, characterized by a cell wall, chloroplasts, and a large central vacuole.

Peptidoglycan

A complex polymer that forms a mesh-like layer outside the plasma membrane of most bacteria, providing structural support and shape.