Question

what is periodic property how the following properties vary in a group and period explain a ionization enthalpy B electronegativity C metallic character​

Answer 1

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Periodic property is the repeatation of property at a regular interval

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Answer 2

Metallic character increases as you move down an element group in the periodic table. This is because elctrons loses as the atomic radius increases, where there is less attraction between the nucleus and the valence electrons because of the increased distance between them.

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