Which of the Following Electron Configurations Is Not Possible for an Atom

question 5

Multiple Choice

Which of the following electron configurations is not possible for an atom in an excited state?

• A)1 s ²2 s ²2 p ⁶3 s ²3 p ⁶3 d ¹⁰4 s ¹4 p ¹
• B)1 s ²2 s ²2 p ⁶3 s ¹3 p ⁵
• C)1 s ²2 s ²2 p ⁶3 s ²3 p ²3 d ²
• D)1 s ²2 s ²2 p ⁶3 s ²3 p ⁶3 d ¹⁰4 s ²
• E)1 s ²2 s ²2 p ⁶3 s ²3 p ⁶3 d ¹⁰4 s ¹⁴ p ³

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Chairs

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Couches

Upholstered pieces of furniture designed for seating multiple people, commonly used in living spaces for comfort and relaxation.

Rate Of Trade-off

The rate at which one good or service must be sacrificed to produce an additional unit of another good or service, often related to the concept of opportunity cost.

Chairs

Furniture pieces designed for sitting, typically consisting of a seat, back, legs, and sometimes arm supports.