Curated OER
Covalent and Ionic Bonding:Electron Dot Structures with Ionic Notation
After drawing the valence electron distribution of 13 basic elements, there are spaces to draw 18 more complicated molecules. For each molecule, there is space for a Dot structure and Lewis structure that best describes the...
Curated OER
Shapes of Molecules
The VSEPR Model of molecular structure is exhibited through this series of slides. The step-by-step process is listed, and then examples are provided. The graphics give a visual display of the spatial relationship between the atoms of...
Curated OER
Elements of Chemistry: Atoms: The Building Blocks of Matter
Students explore scientific theories and the works of scientists. In this chemistry lesson students develop a timeline that shows how scientists work was built on the ones before them.
Curated OER
The Atoms Family Album
In the atom worksheet, students read a story about the "Atoms Family" and are given descriptions of the structures of atoms through the story. Students interpret the descriptions by drawing the described atom structure, they name of the...
Curated OER
Mystery : Structure of the Atom-A Case for Indirect Evidence
Students investigate the structure of the atom through hands on activities. In this atomic structure lesson, students perform 4 activities showing indirect evidence of the structure of the atom and the parts of the atom. They also list...
Curated OER
What Do Atoms Look Like?
In this atomic structure worksheet, students answer eleven short answer questions about the structure of atoms including the number of protons, neutrons and electrons. Students indicate the differences in isotopes of atoms and what the...
Curated OER
The Story of the Atom
In this atom worksheet, students explain how different scientists added to our knowledge of the atom, specifically the structure and parts of an atom. This worksheet has 4 matching and 5 short answer questions.
Curated OER
The Flame and the Atom:
Students investigate the structure of atoms. Students read information about the Rutherford model, the Bohr model, and the Quantum Mechanical model examining each for its scientific validity. They watch a PowerPoint presentation of alpha...
Science Geek
Covalent Bonding
When it comes to covalent bonds, sharing is caring. Presentation covers the octet rule with multiple examples, Lewis Dot Structures with an example, and resonance. Presentation is the first in a five-part series.
American Chemical Society
Represent Bonding with Lewis Dot Diagrams
Lewis dot diagrams, Lewis dot structures, and electron dot diagrams are all the same thing. Young scientists learn how to draw Lewis dot diagrams and come to understand how dots and dashes represent valence electrons and ionic or...
PhET
Rutherford Scattering
Rutherford performed his famous experiment in 1907 with Marsden, showing the true atomic structure. This interactive simulation compares Rutherford's historical experiment to the Plum pudding model of the atom. In both models, alpha...
American Museum of Natural History
Atomic Mobile
Structure an activity around atoms. Learners use their knowledge of the parts of atoms—the protons, neutrons, and electrons—to build a model of a carbon atom. Scholars create a nucleus by using clay balls to represent the protons and...
Aquarium of the Pacific
Lego Molecules
Young scientists construct an understanding of molecular compounds in this hands-on science lesson. Using LEGO® to model the atoms of different elements, learners build molecules based on the chemical formulas of common compounds.
National Nanotechnology Infrastructure Network
The Micro and Macro World Around Us
Don't let your eyes play tricks on you ... use scale to keep your eyes in check! Young scholars observe images without scale and try to identify the structure. Then, they look at the same image with a scale bar and assess whether their...
Curated OER
Atoms-How Sweet They Are!
In this atoms and sugar molecules worksheet, students are given the structural composition of the sugar molecule maltose. They determine the number of each type of atom in the molecule, they find the ratio of hydrogen to oxygen atoms and...
Curated OER
Writing Resonance Structures
In this resonance structures worksheet, young scholars are given 4 rules to writing resonance structures. These include rules about electrons associated with atoms, the unpaired electrons, structures without octets and structures with...
Curated OER
Matter: Atoms and Molecules
Students investigate how information about the atom has been determined. In this atomic structure lesson, students draw what they think an atom looks like. They conduct Internet research about the types of atomic models and how...
Curated OER
How Structure Can Affect Properties Through Phase Changes
Middle schoolers discuss how changing the structure of atoms and molecules can change the properties of a substance. They brainstorm and review their own examples of phase change with the help of a phase change diagram. Students describe...
Curated OER
Atomic Structure and Quantum Theory
Pupils are introduced to the structure of an atom and Dalton's atomic theory through a short video and mini-lecture. They also take a look at the weight of mass and become familiar with the idea of quantum theory
Curated OER
Atomic Structure: The Heart of Matter
Students study the particles of which atoms are made. They define the electron, proton, and neutron and their attributes.
Curated OER
Why Do Atoms Combine?
For this atom worksheet, students will complete 8 fill in the blank statements based on the different parts of an atom. Then students will explain how the arrangement of electrons in an atom is related to the periodic table.
Curated OER
Atomic Structure
In this atomic structure worksheet, students select answers to 8 fill in the blank questions on subatomic particles from the drop down box.
Curated OER
More Practice on Lewis Structures and Formal Charges
In this chemistry worksheet, high schoolers practice creating the correct chemical compounds in theory using the lewis structures in the applied problems.
Curated OER
Atomic structure - Historical background
Pupils use the Internet to research the development of the discovery of the atom. They create an essay, PowerPoint presentation and a story line on the subject.
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