How Does Atomic Radius Change as You Move Across the Periodic

question 102

Multiple Choice

How does atomic radius change as you move across the periodic table?

• A) Atomic radius decreases moving from left to right across a period and increases from top to bottom.
• B) Atomic radius increases moving left to right across a period and decreases from top to bottom.
• C) Smaller nuclear charge lowers energy; more electrons in an orbital lowers energy.
• D) Atomic radius increases diagonally across the periodic table.
• E) None of the answers is correct.

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