How Many Unpaired Electrons Are in the Ground State Electron

question 49

Multiple Choice

How many unpaired electrons are in the ground state electron configuration of calcium?

• A)5
• B)2
• C)0
• D)1
• E)3

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Definitions:

Dependent Variable

In experimental and statistical research, the variable being tested and measured, which is expected to change as a result of manipulations to the independent variable.

Hypothesis

Testable statement about two or more variables and the relationship between them.

Scientific Method

A systematic approach to research where a problem is identified, relevant data are gathered, a hypothesis is formulated from the data, and the hypothesis is empirically tested.

Generate a Hypothesis

The process of formulating a testable statement or prediction based on observations and theoretical insights.