(a)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for lithium is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of lithium is helium
The electron configuration of helium is
Therefore, the electron configuration for lithium is
The electron configuration for
(b)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for fluorine is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of fluorine is helium
The electron configuration of helium is
Therefore, the electron configuration for fluorine is
The electron configuration for
(c)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for magnesium is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of magnesium is neon
The electron configuration of neon is
Therefore, the electron configuration for magnesium is
The electron configuration for
(d)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for phosphorus is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of phosphorus is neon
The electron configuration of neon is
Therefore, the electron configuration for phosphorus is
The electron configuration for
(e)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for calcium is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of calcium is argon
The electron configuration of argon is
Therefore, the electron configuration of calcium is
The electron configuration for
(f)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for manganese is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas of manganese is argon
The electron configuration of argon is
Therefore, the electron configuration of manganese is
The electron configuration for
(g)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for gallium is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of the preceding noble gas. The preceding noble gas of gallium is argon
The electron configuration of argon is
Therefore, the electron configuration of gallium is
The electron configuration for
(h)
Interpretation:
The predicted electron configuration of
Concept introduction:
The arrangement of electrons in the energy sublevels is explained by the electron configuration of an atom. The electron configuration of an atom can be written according to the arrangement of energy levels as shown below.
Answer to Problem 55E
The electron configuration for
Explanation of Solution
The symbol for rubidium is
The
The abbreviation of the electron configuration is done by denoting the innermost electrons by the symbol of preceding noble gas. The preceding noble gas with less than the atomic number of rubidium is krypton
The electron configuration of krypton is
Therefore, the electron configuration of rubidium is
The electron configuration for
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Chapter 5 Solutions
Masteringchemistry With Pearson Etext -- Valuepack Access Card -- For Introductory Chemistry: Concepts And Critical Thinking
- Identify the atom or ion corresponding to each of the following descriptions: (a) an atom with ground-state electron configuration [Xe]4f145d66s2 (b) an ion with charge 1 and ground-state electron configuration [He]2s22p6 (c) an ion with charge +5 and ground-state electron configuration [Kr]4d6arrow_forwardAtoms of which group in the periodic table have a valence shell electron configuration of ns2?arrow_forwardThe following questions use concepts from this and previous chapters. Why is the radius of Li+ so much smaller than the radius of Li? Why is the radius of F so much larger than the radius of F?arrow_forward
- For each of the following pairs of elements, choose the one that correctly completes the following table.arrow_forwardBased on their positions in the periodic table, list the following ions in order of increasing radius: K+, Ca2+, Al3+, Si4+.arrow_forwardWithout referring to your text, predict the trend of second ionization energies for the elements sodium through argon. Compare your answer with Table 2-5. Explain any differences.arrow_forward
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