Science Geek
Electrons in Atoms
Electrons could never be Bohring! The presentation covers where you find electrons in an atom. It begins with the Bohr Model, then moves on to the Heisenberg Principle and orbital shapes. It concludes with the concept of electron spin...
CK-12 Foundation
Addition of Integers: Adding Electrons
Young mathematical scientists interact with protons and electrons in an atom to create a neutrally charged atom. They answer questions based on their findings throughout the interactive resource.
Curated OER
The Atom Board - Making Atoms
In this atom worksheet, chemists learn how to determine the number of protons, neutrons and electrons in an atom using the atomic mass and atomic number. They complete a chart of the subatomic particles and use marbles to represent...
American Chemical Society
Energy Levels, Electrons, and Ionic Boding
Learners see how electrons are transferred in the bonding of NaCl. They then create models of NaCl using styrofoam balls and toothpicks to assist them in explaining the formation of ions and ionic bonding.
Curated OER
Electronic Configuration
The creator of this collection of chemistry slides is clever! Electron configuration is explained as, click-by-click, orbitals are displayed and then each is subsequently filled with the proper amount of electrons. After the progression,...
Concord Consortium
Atom and Ion Builder
Explore and control the building blocks of atoms! Physical science superstars add and remove subatomic particles to create atoms and ions with an easy-to-use interactive. An alternate activity includes an assignment that focuses on the...
Curated OER
History of the Atom
This is a tremendous overview of the tiny atom. Journey through the history of human understanding of this basic building block of matter. Examine each of the sub-atomic particles in detail: neutrons, protons, electrons, quarks. Peruse...
Curated OER
The Atom
If you are beginning a unit of study on atoms, this presentation would be an excellent way to begin! In it, learners discover many facts about atoms. For example, it would take 50,000 aluminum atoms stacked together to equal the...
It's About Time
Atoms with More Than One Electron
Provide young chemists with the ability to manipulate atoms and predict their results, in this sixth lesson. Pupils analyze energy patterns as they predict the amount of energy required to remove electrons from atoms. They compare trends...
Curated OER
What's the Matter? Locating Electrons in an Atom
Young scholars roll dice in order to simulate the probability of locating an electron in a certain region around the nucleus.
Curated OER
Size of Atoms - Trends
This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...
Curated OER
Evidence Revealing the Composition of the Atom
Investigators use indirect evidence to guess what is occupying a sealed box. You could also use a set of plastic Easter eggs to encase the unknown items. Another terrific activity involves having high schoolers drop a pencil on a sheet...
Curated OER
Atoms and Elements - Electron Arrangement and Periodic Law
Delve into the world of quantum mechanics by viewing this PowerPoint. Chemistry novices learn about electron energy and shells, and they practice listing electron configuration for different atoms. Because this presentation provides...
Center for Applied Linguistics
Chemical Interactions: Atoms and Bonding
Watch budding chemists interact with the resource on chemical interactions. In the unit, six lessons provide an overview of basic chemistry, from understanding the development of atomic theory to distinguishing between ionic and covalent...
Curated OER
The Atoms Family ~ Atomic Math Challenge
Bold boxes present parts of the periodic table, with some of the contents conveniently missing. Beginning chemists fill in the blanks, which may include the atomic number, atomic mass, atomic symbol, or element name. Beneath each box...
Curated OER
Why and How Atoms Combine
Here is a top-notch handout to supply your chemistry class with. It covers valence electrons, Lewis diagrams, the octet rule, and more! Technically it is less of a worksheet than a detailed explanation of these chemical bonding concepts....
Concord Consortium
Structure of an Atom
Feeling a little uncertain about your materials for teaching the quantum mechanical model of the atom? Here is an interactive that will help! Chemistry and physics scholars alike will benefit from a simple resource that illustrates the...
Science Geek
The Dual Nature of the Electron
Why don't atoms collapse? Scientists debated this concept for years before they understood the dual nature of the electron. Presentation discusses the electron as both a particle and an energy wave. It also relates these concepts to the...
CK-12 Foundation
Atoms to Molecules: Constructing Helium
Protons and neutrons and electrons, oh my! Physical science scholars get hands-on with interactive atomic modeling. Starting with a simple helium atom, participants create and name ions, then build isotopes. Questions throughout the...
Curated OER
Electron Configuration
In this electron configuration worksheet, students write the electron configurations of 22 elements and compare their valence electron configurations. They list the elements that are similar in terms of their electrons. They identify the...
McGraw Hill
The Bohr Atom
Elements don't have fingers, but they have fingerprints! An interactive simulation gives young scientists the opportunity to study orbital changes of an atom and the corresponding spectrum reading. They realize how each atom has a unique...
Curated OER
Drawing Lewis Structures
In this drawing Lewis structures worksheet, students read about the 5 steps taken to draw Lewis structures for atoms and molecules. These include identifying the valence electrons, placing pairs of electrons between atoms to be bonded,...
Curated OER
Integrating Technology: Seeing Atoms: STM
In this atom activity, students learn about the scanning tunneling microscope and answer questions about its use, how it works and its ability to see electrons in atoms.
Curated OER
Electron Dot Structures, etc.
In this electron dot structures handout, new chemists read about electron arrangement and how to draw electron dot diagrams. They complete a chart with the mass number, atomic number, isotope notation, number of neutrons, and Bohr...