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Explain the trend as you move across a row of the periodic table for each of the following atomic
properties using your understanding of effective nuclear charge.


a. Atomic radius

b. Ionization energy/electronegativity

Sagot :

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Answer(s):

a) atomic radius decreases when moving across a period and increased when going down a group.

b) ionization energy increases when moving from left to right across and element period.

Vocab explanations:
groups: The columns of the periodic table are called groups.
periods: The horizontal rows are called periods.
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