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Valency and Oxidation States

How do the fo...

Question

How do the following properties vary in a Period and in a Group?
(A) Atomic radius
(B) Ionization energy
(C) Electronegativity
(D) Electropositivity

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Solution

Period (from left to right)
Group (from top to bottom)
(A) Atomic radius Decreases Increases
(B) Ionization energy
Increases Decreases
(C) Electronegativity Increases Decreases
(D) Electropositive nature
Decreases Increases

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