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The most negative electron affinity is most likely associated with which type of atoms?
A
large nonmetal atomsB
small nonmetal atomsC
large metal atomsD
small metal atoms3
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?
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.6
Which element has a larger atomic radius than sulfur?
A
chlorineB
cadmiumC
fluorineD
oxygen7
Which ion was formed by providing the second ionization energy to remove an electron?
A
Ca2+B
N3–C
Fe3+D
S2–8
Which correctly summarizes the trend in electron affinity?
A
It tends to be very high for group 2.B
It tends to be more negative across a period.C
It tends to remain the same across periods.D
It tends to be more negative down a group.9
The graph below shows the electronegativities of the elements in the periodic table.Which would least strongly attract electrons from other atoms in a compound?
A
elements of group 1B
elements of group 2C
elements of group 15D
elements of group 17Did you find these answers helpful?
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