However, the ionization energy of boron is lower than that of beryllium, and the ionization energy of aluminum is lower than that of magnesium.
However, the ionization energy of boron is lower than that of beryllium, and the ionization energy of aluminum is lower than that of magnesium.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Part A
Explain these exceptions to the general trend.
Match the items in the left column to the appropriate blanks in the sentences on the right.
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To ionize beryllium and magnesium the electrons are coming from filled
subshells
f
which are
in energy than the unfilled
subshells from which the
electrons come from when ionizing boron or aluminum.
lower
P
Since the
subshells are higher in energy it is easier to remove electrons from them
d
and the ionization energies of boron and aluminum are
higher

Transcribed Image Text:In general, the ionization energy increases as you move from left to right in the periodic table, as can be seen in the figure below.
2500
He
Noble gases
Ne
2000
Ar
* 1500
Kr
Period 4
transition
elements
Period 5
Хе
transition
elements
1000
500
Li
Na
K
Rb
Alkali metals
0+
10
20
30
40
50
Atomic number
However, the ionization energy of boron
lower than that of beryllium, and the ionization energy of aluminum is lower than that
f magnesium.
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