Electron Affinity Is

question 43

Multiple Choice

Electron affinity is

• A)the energy required to remove an electron from an isolated atom.
• B)the force between two electrons in the same orbital.
• C)the force between two ions of opposite charge.
• D)the energy released when an isolated atom gains an electron.
• E)the attraction of an atom for an electron in a chemical bond.

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Definitions:

Gray Matter

Regions of the brain and spinal cord consisting primarily of neuronal cell bodies, dendrites, unmyelinated axons, and glial cells, involved in muscle control and sensory perception.

Nuclei

The central and most important parts of an atom, or a cell's structure that contains the genetic material.

Resting Membrane Potential

The electrical charge difference across the cell membrane when the cell is in a non-excited state.

Local Potential

A temporary, localized change in resting potential, usually occurring in neurons, that can lead to an action potential if it reaches threshold.