Psi Ap Chemistry Periodic Trends Mc Review Periodic Law And The Quantum Model Worksheet Page 20
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27(E) The 1s peak in the PES spectrum of Li would have a lower binding energy than
both 1s peaks from spectrum 1 and spectrum 2.
Ionization Energy
22. The first five ionizaztion energies, in kJ/mol, for a particular element are shown below.
I
I
I
I
I
1
2
3
4
5
786
1577
3232
4356
16,091
The element is likely to form an ionic compound in which the charge is:
(A) 1+
(B) 2+
(C) 3+
(D) 4+
(E) 5+
23. Of the choices below, which gives the order for first ionization energies?
(A) Kr > Se > Br > Ga > Ge
(B) Kr > Br > Se > Ge > Ga
(C) Ga > Br > Ge > Kr > Se
(D) DGa > Ge > Se > Br > Kr
(E) Br > Se > Ga > Kr > Ge
24. An element having which of the following electronic configurations would have the
greatest ionization energy?
(A) [He] 2s
2p
2
3
(B)
2s
2p
2
5
[He]
(C) [Ne] 3s
3p
2
3
(D) [Ne] 3s
3p
2
5
25. The electron configuration belonging to the atom with the highest second ionization
energy is
(A) 1s
2s
2p
3s
2
2
6
1
(B) 1s
2s
2p
3s
2
2
6
2
(C) 1s
2s
2p
3s
3p
2
2
6
2
1
AP Chemistry
Periodic Trends
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