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Atom: Electron Configuration

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Wize University Chemistry Textbook > Quantum Numbers and Electron Configurations

Diamagnetic vs Paramagnetic Electron Configurations

3 Activities

Wize University Chemistry Textbook > Quantum Numbers and Electron Configurations

Electron Configurations for Ions

5 Activities

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Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic

a) Sc2+

b) Cr2+

c) Ni2+

d) Mn7+

e) Ti+
More Diamagnetic vs Paramagnetic Electron Configurations Questions:
Practice: Quantum Numbers and Electronic Configuration
1. Which groups of atoms are diamagnetic in their ground electronic states?
2. What would be the electronic configuration of Na if each orbital could hold 3 instead of 2 electrons? Draw the electronic configuration assuming all other rules are valid.
3. What is the maximum number of electrons in an atom that has: n =3, ml = ±1, ms = + 1/2?
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Cr2+
Write the shorthand electron configurations for the following species pairs, and state if they are paramagnetic or diamagnetic:
Cu and Cu+{\small \text{Cu and Cu}^+}
I and I−{\small \text{I and I}}^-
MOT
Similar to 2017, final exam, #50
Rank the following species in terms of increasing bond length and comment on their magnetic properties:
O22+, O2+, O2, O2―, and O22―.
Atomic Orbital Diagram
Draw the atomic orbital diagram of a neutral magnesium atom and determine the magnetism of the atom.
Periodic Table: Magnetism
Fill in the blanks using neutral atoms from the 4th period. Note there may be more than one answer.
____________ is diamagnetic
Which of the following is not paramagnetic?
Elements: Magnetism
Which of the following are paramagnetic? (Note: Answer Yes or No)
"The Periodic Table", image retrieved from Chemistry 2e (https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/Chemistry2e-OP_QCzV58S.pdf) by Flowers, P et al., is licensed under CC BY.
Elements: Magnetism
Which of the following are diamagnetic? (select all that apply in your answer)
"The Periodic Table", image retrieved from Chemistry 2e (https://d3bxy9euw4e147.cloudfront.net/oscms-prodcms/media/documents/Chemistry2e-OP_QCzV58S.pdf) by Flowers, P et al., is licensed under CC BY.
According to MO theory, which of the following molecules would be diamagnetic?
Elements: Diamagnetic Diatomics
Which of the following diatomic molecules are paramagnetic? Use MO theory in your analysis.
i. O2
ii. N2
Elements: Magnetism
Which of the ground-state atoms in the table below have their magnetic behavior identified correctly?
AtomClassificationI.MgparamagneticII.SidiamagneticIII.Brdiamagnetic\begin{array}{c:c:c} &\rm Atom&\rm Classification\\ \hline \rm I. &\rm Mg&\rm paramagnetic \\ \hline \rm II. &\rm Si& \rm diamagnetic \\ \hline \rm III. &\rm Br&\rm diamagnetic \end{array}
paramagnetic
What is the electron configuration of Ni2+? Bonus: Is this diamagnetic or paramagnetic (see solutions for answer)
Atom: Electronic Configuration and Magnetism
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Ni2-
Elements: Magnetism
Which of the following atoms or ions is paramagnetic?
Atom: Electron configuration and Magnetism
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Mn5+
Atom: Electronic Configuration and Magnetism
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Cr2+
Elements: Magnetism
Write the electronic configuration of the following species, and label it as diamagnetic or paramagnetic
Sc2+
More Electron Configurations for Ions Questions:
Configuration
The the electron configuration for Cl- is 1s2 2s2 2p6 3s2 3p6
Which element is Cl- isoelectronic with?
Atom: Electronic Configuration
Write the electronic configuration for the following species?
N+
Practice: Electronic Configuration
Write the electronic configurations of the following species:
Co3+, Ni2+, Ni4+, Bi3+, Bi5+, As in Na3As
Electronic Configuration
How many electrons in Cr+ satisfy the following condition:
a. l = 1, ms = +1/2
b. l = 2, ms = ± 1/2
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Cr2+
Write the electronic configuration for the following species?
F-
Elements: Abbreviated Electronic Configuration of Ions
Determine the abbreviated electronic configuration and magnetism of the following ions:
a) Ni2+ b) O2- c) Al2+
Make sure to include no spaces in your abbreviated electronic configurations (e.g. [Ne]3s2 for magnesium).
Electronic Configuration
Determine the abbreviated electronic configuration for the following atoms/ions.
a) P
b) Br-
Atom: Electronic Configuration
Determine which 2+ cation would be described by the following electronic configurations (enter your answer as: E2+. For example, if your answer was the 2+ cation of calcium, enter as: Ca2+).
Atom: Electronic Configuration
Give the full electronic configurations of the following atoms/ions.
Atom: Electronic Configuration
The electron configuration for a ground state Fe2+ ion is:
Atom: Electronic Configuration
Identify the ion that has the following electron configuration.
1s22s22p63s23p63d9
Atom: Electronic configuration
a) What is the electron configuration for Cl-?
b) Which element is Cl- isoelectronic with?
What do the following have in common? 20Ne, 19F- & 24Mg2+
Atom: Electronic Configuration
Write the condensed electron configuration for ground state Cr and then write the configurations for
Cr3+ and Cr6+
a) Cr b) Cr3+ c) Cr6+
Write the condensed electron configuration for Ti2+.
Atom: Electronic Configuration
Which of the following pairs of ions is a pair of isoelectric ions?
Atom: Electronic Configuration
Which of the following pairs of ions are isoelectronic?
Pedicted ground state electron configuration for the doubly charged ion of tungsten (W2+) is?
Atom: Electronic Configuration
For each of the elements listed in the first column (a-e) choose the electron configuration from the second column (f-j) which corresponds to that species ground state electron configuration. Note: you only need to write the letter which corresponds (ie. f) not the whole electron configuration.
a) Se f) [Ar]4s23d7
b) Ca2+ g) [Ar]4s23d104p4
Atom: Electronic Configuration
Which of the following species are isoelectronic with Si2+ ?
Atom: Electronic Configurations
Which of the following electron configurations is incorrect?
Identifying neutral elements from electron configurations
What neutral element is represented in the example below?
1s22s22p63s23p51s^2 2s^22p^63s^23p^5became [Ne]3s23p5 [Ne]3s^23p^5
Atom: Electronic configuration
The ground state electronic configuration for Cr3+ is
Atom: Electronic Configuration
Identify the isoelectronic pair among following.
A: Li+ and Be+
B: P3- and N3-
Identify the ion or atom with the ground state electron configuration 1s22s22p63s23p64s13d5
Which of the following pairs of species are isoelectronic? (Select all that apply)
Rhodium is a very useful metal for catalyzing organic reactions. In these catalytic cycles rhodium often moves between the Rh(I) and Rh(III) oxidation state. What is the electron configuration of Rh+?
Elements: Electron Configuration of Ions
For which of the atom/ions below, is the given electron configuration correct? (select all that apply)
Atom: Electronic Configuration and Magnetism
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Ni2-
Configuration
a) What is the electron configuration for Cl-?
b) Which element is Cl- isoelectronic with?
Atom: Electronic Configuration
Write the electronic configuration for the following species?
N+
Atom: Electronic configuration
What is the electron configuration of Ge2+\text{Ge}^{2+} ?
Atom: Electronic configuration
The ground state electronic configuration for Se3+ is
Atom: Electronic Configuration and Magnetism
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
Cr2+
Atom: Electronic Configurations
Write the electronic configuration for the following species?
F-
Quantum Model: Stable Electron Configurations
Stable electron configurations are likely to contain:
Atom: Electronic configuration
Write the electronic configuration for the following species?
Ge-
The white silver metal known as platinum (Z=78), weighs almost twice as much as gold and is the heaviest of the precious metals. Since it is so dense and resistant to corrosion, it used in a variety of materials including weapons, aeronautical instruments, and wedding rings.
Write the electronic configuration for the following species?
Ge-
Atom: Electronic configuration
Given the ground-state electronic configuration
[Ar] 4s23d3
1. What is the neutral atom with this electronic configuration?
The ground state electronic configuration for Ti3+ is