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4 cards from this section. Quick, good the night before a test.
What trend occurs in atomic radius as you move from left to right across a period?
Consider the effect of nuclear charge.
How does electronegativity change down a group?
Think about the distance from the nucleus.
What happens to the atomic radius as you move down a group?
Think about the layers of electrons.
True or False: Electronegativity increases as you move down a group.
Reflect on the distance from the nucleus.
A chemist wants to compare the ionization energies of sodium (Na) and chlorine (Cl). What would you predict? Explain your reasoning.
Consider their positions in the periodic table and the concept of nuclear attraction.
If you have a group of elements from group 1 and group 17, how does their metallic character differ? Provide a detailed comparison.
Reflect on how each group behaves during chemical reactions.
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