The Electron Configuration of a Manganese Ion (Z 

question 151

Multiple Choice

The electron configuration of a manganese ion (Z  25) is [Ar]3d ³. What is the charge on this ion?

• A)(  7)
• B)(  5)
• C)(  4)
• D)(  3)
• E)(  2)

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Definitions:

T-tubules

Tubular extensions of the cell membrane in muscle cells, transmitting electrical signals from the surface to the interior of the muscle fiber.

Femoris

Refers to muscles located in the thigh, typically pertaining to parts of the quadriceps, such as the quadratus femoris or biceps femoris.

Femur

The longest and strongest bone in the body, extending from the hip to the knee.

Thoracic Region

Part of the vertebral column associated with the chest, comprising the thoracic vertebrae.