4
QuizMultiple Choice

Nonmetals — Unit test

Question 4 • AA-F26 Physical Science

Selected properties of antimony (Sb) and iodine (I) are listed in the table below.ElementAtomic radius(pm)First ionization energy(kJ/mol)Electron affinity(kJ/mol)ElectronegativitySb145?–1032.05I1401008–295?Which predictions can most likely be made?

Answer
A
Sb has a lower ionization energy but a higher electronegativity than I.
B
Sb has a higher ionization energy but a lower electronegativity than I.
C
Sb has a lower ionization energy and a lower electronegativity than I.
D
Sb has a higher ionization energy and a higher electronegativity than I.
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