One Reason Electronegativity Increases from Left to Right Across a Period

question 99

Multiple Choice

One reason electronegativity increases from left to right across a period is __________

• A)increased shielding of valence electrons by the core electrons.
• B)an increase in the number of protons in the nucleus.
• C)a decrease in the effective nuclear charge (Z_eff).
• D)an increase in the shielding of core electrons by the valence electrons.
• E)a decrease in the ionization potential.

---

Definitions:

Independent

Describes a characteristic of variables in an experiment or study that are not influenced or caused by another variable.

Standard Deviation

An indicator of the diversity or variability within a data set, reflecting how much individual data points differ from the mean.

Normally Distributed

Refers to a probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.

Mean

The average of a set of values, calculated by dividing the sum of all values by the number of values.