The Only Invalid Electron State and Shell Designation Among the Following

question 9

Multiple Choice

The only invalid electron state and shell designation among the following is

• A)1s,K (n = 1)shell.
• B)2s,L (n = 2)shell.
• C)2d,L (n = 2)shell.
• D)3s,M (n = 3)shell.
• E)3d,M (n = 3)shell.

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Definitions:

Granite

A coarse-grained igneous rock composed mainly of quartz, feldspar, and mica, usually found in the continental crust.

Mesa

A flat-topped, steep-sided landform that rises sharply above the surrounding landscape, typical in arid and semi-arid regions.

Mantle Upwelling

The process where hotter and more buoyant material rises towards the Earth's surface from the mantle, often affecting tectonic activity.

Continental Rift

A continental rift is a linear zone where the Earth's crust and lithosphere are being pulled apart, often leading to the formation of a new ocean basin.