Test 6/7 Atomic Structure & Periodicity With Answers - Mrs. Georgia Rutschilling, Mount Notre Dame High School Page 12
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14What
53. __A___
is the most electronegative element of the above?
Which
54. __B___
element readily forms cations with multiple oxidation states?
__D___Which of the elements above has the smallest ionic radius for its most commonly found
55.
ion?
56. An element with a large electronegativity value will likely have
(A) Valence shell PES peaks with low binding energies
(B) A lower first ionization energy
(C) A low nuclear charge and a high amount of shielding
(D) A and B
(E) All of the above
57. Which of the following BEST explains why silicon has a lower electronegativity than chlorine?
(A) Si has a lower nuclear charge and similar shielding than Cl
(B) Si has a higher nuclear charge and similar shielding of Cl
(C) Si has the equivalent nuclear charge and less shielding than Cl
(D) Si has the equivalent nuclear charge and more shielding than Cl
(E) None of these
Group Trends
58. Which is not true of nonmetals?
(A) Most of their oxides are acidic
(B) They are poor conductors of heat
(C) They are poor conductors of electricity
(D) Many are gases at room temperature
(E) Most tend to lose electrons readily
59. All of the following statements concerning the characteristics of the halogens are true EX‐
CEPT:
(A) The first ionization energies (potentials) decrease as the atomic numbers of the
halogens increase.
(B) They only require one more electron to have full “s” and “p” orbitals.
(C) Fluorine atoms have the smallest radii.
(D)They readily for cations.
(E) Fluorine is the most electronegative of the halogens.
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