Question

element with highest electronegativity in period 3
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Answer 1

Answer:

Chlorine

Explanation:

The element with the most negative electron gain enthalpy is chlorine, and the one with the least negative electron gain enthalpy is phosphorus in 3rd period

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Answer 2

$\bold\purple{★Answer★}$

Fluorine

$\bold\purple{★Explanation★}$

The Pauling scale is the most commonly used. Fluorine (the most electronegative element) is assigned a value of 4.0, and values range down to caesium and francium which are the least electronegative at 0.7

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