High School
SAT
ACT
University
MCAT
LSAT
DAT

Electronic Configuration

Related Topics

Wize University Chemistry Textbook > Quantum Numbers and Electron Configurations

The Quantum Model & Orbitals

6 Activities

Wize University Chemistry Textbook > Quantum Numbers and Electron Configurations

Electron Configurations for Ions

5 Activities

checklist
Mark Yourself Question
  1. Grab a piece of paper and try this problem yourself.
  2. When you're done, check the "I have answered this question" box below.
  3. View the solution and report whether you got it right or wrong.
How many electrons in Cr+ satisfy the following condition:
a. l = 1, ms = +1/2
b. l = 2, ms = ± 1/2
c. l = 2, ms = −1/2
d. ml = 0
e. ml = ±1
More The Quantum Model & Orbitals Questions:
Quantum model: Orbitals
Select the true statement.
Atomic Orbitals
How many different atomic orbitals exist where n = 3?
Quantum Numbers
How many electrons can have the following quantum numbers:
a. n = 4
b. n = 4, ms = + 1/2
Quantum Numbers
If an electron of H atom is present in the 5f orbital, what are the possible quantum numbers?
Quantum numbers
Which of the following combinations does not denote an orbital?
a. n = 2, l = 1, ml = −1
b. n = 3, l = 3, ml = 2
Quantum numbers
How many electrons can have the following quantum numbers:
a. n = 4
b. n = 4, ms = + 1/2
Orbitals
What orbitals do these following sets of quantum numbers denote?
a. n = 4, l = 3
b. n = 3, l = 0
Quantum Numbers
Which of the following combinations is correct?
a. n = 3, l = 2, ml = −3
b. n = 3, l = 1, ml = −2
Quantum Model: Quantum Numbers
Determine which of the following sets of quantum numbers (n, l, ml, msn,\ l,\ m_l,\ m_s) is valid for a 3d orbital.
Quantum model: Orbitals
Give quantum numbers which describe the following. Note there may be more than one correct answer
A 32g orbital
Practice: Quantum Numbers
If an electron of H atom is present in the following orbitals, what are the possible quantum numbers in each case?
a. 2p
b. 3s
Quantum Numbers
Which of the following is an allowed set of quantum numbers for a 4p orbital?
Quantum Numbers
Which atomic orbital is described by each set of quantum numbers (n, l, ml)\left(n,\ l,\ m_l\right) below?
a) (3, 2, −1)\left(3,\ 2,\ -1\right)
b) (3, 1, 0)\left(3,\ 1,\ 0\right)
CHEM 1011 (Dalhousie) - Quantum Numbers
Answer the following questions on quantum numbers.
a) Give a possible value for each quantum number for a 4d orbital.
b) (4, 1, 0, -1/2) is valid for a 4p orbital.
Quantum Numbers
10. Select all sets of quantum numbers that are valid.
Quantum Numbers
9. Which of the following is an allowed set of quantum numbers for a 3s orbital?
Quantum Numbers
8. Which atomic orbital is described by each set of quantum numbers (n, l, ml)\left(n,\ l,\ m_l\right) below?
a) (2, 1, −1)\left(2,\ 1,\ -1\right)
b) (4, 0, 0)\left(4,\ 0,\ 0\right)
Quantum Model: Quantum Numbers
Determine which of the following sets of quantum numbers (n, l, ml, msn,\ l,\ m_l,\ m_s) is valid for a 3d orbital.
Quantum. model: Electronic Configuration
A gold (Au) atom has how many electrons with the quantum numbers n=4, ml=-3?
Quantum Model: Electronic Configuration
Krypton (Kr) atom has how many electrons with the quantum numbers n=3, l=2?
Quantum model: Orbitals
Give quantum numbers which describe the following. Note there may be more than one correct answer
an electron in a 2s orbital
Quantum Model: Orbitals
Which of the following orbital designations is not allowed:
Quantum model: Orbitals
Which of the following combinations of quantum numbers (n,ℓ,mℓ)(n, \ell, m_{\ell}) are allowed?
(4, 3, 3, 0)
(2, 1, 0, +1/2)
Quantum model: Orbitals
Give quantum numbers which describe the following. Note there may be more than one correct answer
A 6f orbital:
Quantum model: Orbitals
Which of the following gives a correct “set” of name, quantum numbers and boundary surface diagrams for a highest energy atomic orbital of a nitrogen atom.
A gold (Au) atom has how many electrons with the quantum numbers n = 4, ml = -3?
Are orbitals with n = 3, l = 1 degenerate?
Which atomic orbital is described by the quantum numbers n = 4, l = 2, ml =1?
Quantum Model: Orbitals
Are all atomic orbitals (s, p, d, f) with n = 3 degenerate?
Quantum Model: Orbitals
Which set of quantum numbers n, l, can be valid for the orbital D in the figure above?
Quantum model: Quantum Numbers
Determine the quantum numbers for the final electron of Pd.
"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.
Quantum Model: Orbitals
Which atomic orbital is described by the quantum numbers n=4, l=2, ml=1?
The quantum numbers for the first electron removed from an As atom could be?
The Hydrogen Atom and Visualization of the Atomic Orbitals Questions
1) Which of the following combinations of quantum numbers (n, l, ml) is allowed
a) (12, 2, -2)
b) (3, 4, 3)
Quantum model: Orbitals
Which of the following probability plots corresponds to a 5s orbital?
a) b)
c) d)
Quantum Model: Quantum number
Which of the following is a correct quantum number combination for an electron in the highest energy subshell of Selenium?
Atomic Orbitals
How many different atomic orbitals exist where n = 3?
How many combinations of quantum numbers (n, l, ml, ms) are possible for an electron if n = 3 and ml = 1?
Quantum Model: Quantum Number
Which of the following is a valid quantum number combination for an electron in the
valence shell of Si\text{Si}?
Quantum model: Orbitals
Select the true statement.
Quantum Model: Orbital energy
The sketches below show possible orbitals for the electron in a hydrogen atom. Which orbital would have the lowest energy?
Quantum Model: Quantum Numbers
Which of the following statements is true?
Which of the following quantum number combinations are not valid? (Select all that apply)
What are the four quantum numbers associated with the final valence electron of Co?
"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.
Quantum model: Orbitals
How many orbitals are there in the shell where n=3?
Which of the following combinations of quantum numbers (n,ℓ,mℓ)(n, \ell, m_{\ell}) are allowed? (Select all that apply)
Quantum Model: Quantum Numbers
Which of the following describes a correct set of quantum number for an orbital?
Quantum Model: Quantum Numbers
Which quantum number describes the magnetic spin of an electron?
Periodic Table: Quantum Numbers
l = 2 refers to which block of the periodic table?
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
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: Electron Configuration
Write the electronic configuration of the following species, and label them as D diamagnetic or P paramagnetic
a) Sc2+
b) Cr2+
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