Curated OER
Code Makers - Electron Configuration, Aufbau Principle
Learners write the electron configuration of elements using the Aufbau principle. In this chemistry lesson, students build their own key that demonstrates the principle.
Curated OER
Principal vs Principle
In this English grammar worksheet, students understand the differences between the usage of the words "principal" and "principle." Students read the definition of each and the given examples before taking the online...
Curated OER
Electron Arrangement in Atoms
In this electron configuration worksheet, students fill in 10 blanks with the appropriate terms, they determine if 6 statements are true or false, they match 5 terms with their meanings and they answer two questions about electron...
Curated OER
Order, Order All Electrons
Students read the periodic table and apply their knowledge of the construction of atoms. They demonstrate reading the electron configuration of an element on the periodic file.
Virginia Department of Education
Atomic Structure: Periodic Table
The fifth lesson of seven in the series outlines an in-depth analysis of the periodic table. After direct instruction, pupils take turns practicing in the group before beginning independent study. The assessments include a...
National Institute of Open Schooling
d-Block and f-Block Elements
Potassium permanganate, containing manganese one of the transition elements, has many uses such as mouthwash and propelling rockets, making it is a very diverse compound. The lesson delves into such transition elements and...
Cornell University
What Happens When We Excite Atoms and Molecules?
Excited atoms lead to exciting lessons! Learners use heat and light to excite both atoms and molecules. They display their learning in the form of Bohr models depicting the excited state of the atoms.
Curated OER
Atomic Theory
In this atomic theory worksheet, students use Planck's constant, Rydberg constant, and Avogadro's number to complete 20 multiple choice questions.
Curated OER
Electron Configurations and Orbital Diagrams
In this elements worksheet, students determine the electron configuration, orbital diagram for the highest sublevel, and the number of unpaired electrons in ground state atom for the given elements. This worksheet has 7 problems to solve.
Other
Indiana University Northwest: The Aufbau Principle
The Aufbau Principle defined. Site contains charts, graphs, and examples to help in your learning of the Principle and its many purposes.
Purdue University
Purdue University: The Aufbau Principle
At this site from Purdue University, Electron Configurations, the Aufbau Principle, Degenerate Orbitals, and Hund's Rule are detailed. Includes learning exercises and answers.
Other
University of Texas: Tabled Discussion
At this University of Texas site, atomic orbital occupancy, quantum numbers, the Aufbau Principle, and periodic trends are described in detail.
Simon Fraser University
Chem1 Virtual Textbook: The Aufbau Rules
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses atomic electron configurations. Specifically, the Aufbau rules are discussed with information on energies of...
Ohio State University
Betha Chemistry Tutorial
This site resource offers tutorials on the gas laws, balancing chemical equations, and quantum mechanics.
CK-12 Foundation
Ck 12: Electron Arrangement in Atoms
[Free Registration/Login may be required to access all resource tools.] In the following online tutorail students will learn how to express the arrangement of electrons in atoms through electron configurations and Lewis valence electron...
CK-12 Foundation
Ck 12: Electron Arrangement in Atoms
[Free Registration/Login may be required to access all resource tools.] The focus in this learning module will be on the complexity of electron arrangement in atoms.
Annenberg Foundation
Annenberg Learner: Interactives: Periodic Table
Learn the basics of the Periodic Table including how the Periodic Table is organized and how to make sense of the information included in the table. Test your understanding with an interactive quiz at the end of the activity.
Other
Erik's Chemistry Page: Electronic Structure of Atoms
A description of quantum theory, the Bohr model of the atom, the quantum mechanical atom, the Scrodinger equation, and quantum numbers.
Georgia State University
Georgia State University: Hyper Physics: Hund's Rules
An excellent overview of Hund's Rules. Discusses all three rules thoroughly with provided diagrams.
Purdue University
Purdue University: Quantum Numbers & Electron Configurations
This site from the Purdue University provides quantum numbers explained in detail and shown how they specify the atomic orbital of each electron and their energy levels. Electronic configurations are explained. Learning exercises with...
Science Struck
Science Struck: Electron Configuration Chart for the Periodic Table
Explains the theoretical basis of electron configuration and presents a table of all 118 elements with their symbols, number of electrons, and electron configurations.