Ionization Energy of Main-Group Elements Generally

question 197

Multiple Choice

Ionization energy of main-group elements generally

• A)increases from left to right across a period and increases down a group.
• B)increases from left to right across a period and decreases down a group.
• C)decreases from left to right across a period and increases down a group.
• D)decreases from left to right across a period and decreases down a group.

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Definitions:

Probability

A measure of the likelihood that an event will occur, quantified as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.

Sample Mean

The average value computed from a sample of data, representing an estimate of the population mean.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values of a data set are.

Population

In statistics, the entire pool from which a statistical sample is drawn.