The Energy States of Atoms Containing More Than One Electron

question 113

Multiple Choice

The energy states of atoms containing more than one electron arise from nucleus-electron and electron-electron interactions. Which of the following statements correctly describes these effects?

• A) Larger nuclear charge lowers energy; more electrons in an orbital lowers energy.
• B) Larger nuclear charge lowers energy; more electrons in an orbital increases energy.
• C) Smaller nuclear charge lowers energy; more electrons in an orbital lowers energy.
• D) Smaller nuclear charge lowers energy; more electrons in an orbital increases energy.
• E) None of these statements is generally correct.

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Definitions:

Slope

In mathematics, the measure of the steepness, incline, or grade of a straight line, calculated as the ratio of vertical change to horizontal change between two points on the line.

Regression Analysis

A set of statistical processes for estimating the relationships among variables.

Least Squares Line

A line that minimizes the sum of the squares of the vertical distances of the points from the line, used in linear regression analysis.

Predicted Amount

A rephrased term for predicted values, indicating the numerical estimates generated by a predictive model.