Which of the Following Electron Configurations Represents an Excited State

question 38

Multiple Choice

Which of the following electron configurations represents an excited state of the indicated atom?

• A)Ne: 1s² 2s² 2p⁶
• B)N: 1s² 2s² 2p³
• C)P: 1s² 2s² 2p⁶ 3s² 3p² 4s¹
• D)Na: 1s² 2s² 2p⁶ 3s² 3p² 3s¹
• E)He: 1s²

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Definitions:

Miller

George A. Miller was an American psychologist who made significant contributions to the cognitive psychology field, notably proposing that the human mind can hold 7 ± 2 pieces of information in short-term memory.

Maintenance Rehearsal

A cognitive process of repeatedly reviewing information to be retained in short-term memory and possibly encoded into long-term memory.

Short-term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period.

Stimulus

Any object, event, or change in the environment that elicits a sensory or behavioral response in an organism.