Which of the Following Electron Configuration Is Correct for the Excited

question 8

Multiple Choice

Which of the following electron configuration is correct for the excited state of an element?

• A)[He]2s²2p⁵
• B)[Ne]3s²3p¹
• C)[Ar]4s¹4p¹
• D)[Kr]5s²4d⁷
• E)[He]1p¹

Identify research design choices that might influence the external validity of a study.

Recognize the effect of pretesting on research findings and external validity.

Understand the implications of gender and age interactions on the generalizability of research findings.

Understand the challenges and limitations associated with using college students as research participants.

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Definitions:

Experimental Validity

The extent to which a study accurately reflects or assesses the specific concept that the researcher is attempting to measure.

Counterbalance

Counterbalance refers to a method used to reduce bias in experimental design by varying the order of conditions among participants to even out potential confounding variables.

Within-Subject Designs

Experimental designs where the same group of participants is exposed to each condition of the experiment, allowing direct comparison of different treatments or conditions on the same subjects.

Experimental

Pertaining to a method of inquiry involving controlled testing and observation to explore cause-and-effect relationships.