Atomic Radius of Main-Group Elements Generally

question 125

Multiple Choice

Atomic radius 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:

Sign Test

A nonparametric test used to determine if there is a difference between matched or paired observations.

Distribution

Refers to the way in which data points are spread out across the range of possible values in a dataset.

Test Statistic

A computed value used to decide whether to reject the null hypothesis in statistical hypothesis testing.

P-Value

The probability of obtaining test results at least as extreme as the results actually observed, under the assumption that the null hypothesis is correct.