Among the p- block elements, which is the most electronegative element?
A
Chlorine (Cl)
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B
Aluminium (Al)
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C
Oxygen (O)
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D
Fluorine (F)
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Solution
The correct option is D Fluorine (F) Fluorine is the most electronegative element in all of the elements of periodic table and therefore among the p-block elements as well. Fluorine has electronegativity of magnitude 4 followed by oxygen and chlorine. Aluminium, being a metal has electropositive nature despite being a p block element.