Which of the following elements is the most electronegative?
AfluorineCORRECT
Bbromine
Cchlorine
Diodine
JUPEBChemistryAtomic Structure and Periodicity
AI
Toaster Teacher
Why the answer is A, and why the others tempt you.
Electronegativity decreases down a group as atomic radius increases and the nucleus attracts bonding electrons less strongly. Fluorine, at the top of Group 17, is the most electronegative element in the Periodic Table.
Want this in Pidgin, Yoruba, Igbo or Hausa? Sign up free →
Practice more Chemistry questions
JUPEB Chemistry has thousands more questions like this — with Worked answers on every one.