Which statement describes the trend of ionization energy in the periodic table? 19. (a) increases across a period, from left to right (b) decreases in a period, with increasing nuclear charge (c) decreases across a period, from left to right (d) increases with increasing atomic radii 20. Which ground state electron configuration represents the atom with the highest electron affinity? 1s 25 2p% 3s! (b) 1s 2s 2p 1s 2s 2p 3s 3p3d4s? (a) (c) 1s 25 2p 3s 3p (d) 21. Which set of elements has nearly the same atomic radius? Ве, В, С, N (b) C, P, Se, I (a) Ne, Ar, Kr, Xe (c) (d) Cr, Mn, Fe, Co
Which statement describes the trend of ionization energy in the periodic table? 19. (a) increases across a period, from left to right (b) decreases in a period, with increasing nuclear charge (c) decreases across a period, from left to right (d) increases with increasing atomic radii 20. Which ground state electron configuration represents the atom with the highest electron affinity? 1s 25 2p% 3s! (b) 1s 2s 2p 1s 2s 2p 3s 3p3d4s? (a) (c) 1s 25 2p 3s 3p (d) 21. Which set of elements has nearly the same atomic radius? Ве, В, С, N (b) C, P, Se, I (a) Ne, Ar, Kr, Xe (c) (d) Cr, Mn, Fe, Co
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter7: Atomic Structure And Periodicity
Section: Chapter Questions
Problem 171CWP: Which of the following statements is(are) true? a. F has a larger first ionization energy than does...
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Transcribed Image Text:Which statement desGribes the trend of ionization energy in the
periodic table?
19.
(a)
increases across a period, from left to right
(b)
decreases in a period, with increasing nuclear charge
(c)
decreases across a period, from left to right
(d)
increases with increasing atomic radii
20.
Which ground state electron configuration represents the atom
with the highest electron affinity?
1s 25 2p 3s!
1s 25 2p 3s 3p (d)
(a)
(b)
Is 2s 2p
(c)
1s 2s 2p° 3s 3p 3d#4s?
21.
Which set of elements has nearly the same atomic radius?
Ве, В, С, N (b)
C, P, Se, I
(a)
Ne, Ar, Kr, Xe
(c)
(d)
Cr, Mn, Fe, Co
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