Which of the Following Statements About the Effective Nuclear Charge

question 78

Multiple Choice

Which of the following statements about the effective nuclear charge, Z_eff, is correct?

• A)Z _eff increases with the size of the atom.
• B)Z _eff decreases across a period and increases down a group.
• C)Z _eff increases across a period and is relatively constant down a group.
• D)Z _eff increases as the value of the principal quantum number increases.
• E)Z _eff is greater for hydrogen than for any other element.

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Definitions:

Effectiveness

The degree to which objectives are achieved and targeted problems are solved.

Assess

To evaluate or estimate the nature, ability, or quality of something.

Criteria

Standards or principles by which something is judged or decided, serving as a basis for making evaluations or decisions.

Effective Pattern

A consistently successful approach or strategy that achieves desired outcomes across different circumstances.