Which of the Species Listed Below Is Not Isoelectronic with the Others

question 104

Multiple Choice

Which of the species listed below is not isoelectronic with the others?

• A) O^-
• B) F^-
• C) Mg²⁺
• D) Na⁺
• E) N^3-

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Definitions:

Charles Darwin

A British naturalist of the 19th century best known for his contributions to the science of evolution, particularly the theory of natural selection.

Conditioned Stimulus

A conditioned stimulus is a previously neutral stimulus that, after association with an unconditioned stimulus, comes to elicit a conditioned response.

Salivates

The process of producing saliva, a digestive fluid, in response to the presence of food or the anticipation of eating.

Conditioned Stimulus

A previously neutral stimulus that, after becoming associated with an unconditioned stimulus, eventually comes to trigger a conditioned response in a subject.