Question

Which of the following is second most electronegative element?

• A. Chlorine
• B. Oxygen
• C. Sulphur
• D. Fluorine

Answer 1

Answer: (B)

After fluorine, the most electronegative element is oxygen as per Pauling’s scale of electronegativity
${\chi }_F=4.0,{\chi }_{cl}=3.0,{\chi }_O=3.5,{\chi }_s=2.5$