Curated OER
Physical Science Project-Atom
Fifth graders investigate atoms. In this atom lesson, 5th graders investigate the parts of an atom. Students explore atom numbers and determine the number of electrons is in each atom.
Curated OER
Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
Curated OER
The Ionic Bond
An introduction to the noble gases shows how full electron shells on an atom makes an element unreactive. Your class will then develop an understanding of how sodium and chlorine react ideally because of their electron arrangement....
Curated OER
Review Models of the Atom
Multiple representations of the varying theories of atomic structure. With these pictures and some background of the theories and scientific figures surrounding them, your class will develop a better understanding of scientific history...
Curated OER
The Chemical Context of Life
In this chemistry worksheet, students fill in the chart for question one. The chart is filled out examining the mass, protons, electrons, and neutrons for specific atoms.
National Institute of Open Schooling
General Characteristics of the p-Block Elements
The 20th installment in a series of 36 focuses on the characteristics of the p-block elements. Learners discuss, read about, and answer questions pertaining to the occurrence of these elements in nature, their electron configurations,...
Curated OER
What is Matter?
Four diagrams of the atom and their subatomic particles and structures are given here and students should be able to complete the labels need to define the structures shown. The main structures defined are protons, neutrons, electrons,...
Curated OER
Bonding Theories
In this bonding learning exercise, students fill in 8 blanks with the appropriate terms about theories of bonding, they determine if 6 statements are true or false, they match 5 terms with their meanings and they solve 1 problem related...
Curated OER
Shells and Subshells
Students explore how to show evidence of subshells and electron filling on the visual scale. They examine subshell filling and evaluate unknowns based on the atomic emission spectrum. Students design an experiment to identify colors of...
Curated OER
2002 U.S. National Chemistry Olympiad National Exam - Part I
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Carolina Biological Supply
Building Atoms, Ions, and Isotopes HD
Atomic theory, a periodic table, and a place to practice making atom models without having to draw every proton, neutron, electron, and orbital! This resource is colorful, visually pleasing, and easy to use.
Curated OER
Chemistry - Science 10
In this chemistry science worksheet, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
Curated OER
Review for Chemistry
In this review for chemistry worksheet, students decide if given statements are true or false. Students relate information learned about introductory knowledge gained in chemistry to accurately answer the given questions.
Curated OER
Atomic Theory
In this atomic theory activity, students use Planck's constant, Rydberg constant, and Avogadro's number to complete 20 multiple choice questions.
Curated OER
TE Activity: Build a Charge Detector
Students examine how electrical force takes place between two objects by building an electroscope. They apply the electroscope to determine an objects' charge intensity and to see what factors influence electric force.
Curated OER
Honors Chemistry I
In this honor chemistry I worksheet, students use all available resources to answer each question given. Students apply their knowledge of light, quantum theory of light, Bohr's model, photoelectric theory.
Shelby County Schools
Atomic Structure Worksheet
Teaching young scientists about atoms is no small task, but this series of worksheets will make it a little easier. From creating and labeling Bohr models, to identifying information provided in the periodic table of elements, this...
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.
Virginia Department of Education
Atomic Structure: Elements
It's all relevant, really. Individuals use the scientific method to learn more about elements, atoms, and their placement on the periodic table. They conduct experiments using materials common in nature to explore how elements affect our...
Science Geek
Metallic Bonding
Introduce your class to metallic bonding with a presentation that covers packing in metals, substitutional alloys, interstitial alloys, and properties of metals.
Royal Society of Chemistry
Shapes of Molecules—Geometry of Central Atom
How is a molecule's shape determined? Explore bond angles, lone pairs, and VSEPR theory through a logic-based activity. Chemists pull together information about the major molecular shapes, then use it to solve puzzles.
Royal Society of Chemistry
Electronegativity Values
Finally, an electronegativity resource your class will be strangely drawn to! Skilled scientists manipulate interactive puzzles to gain an understanding of common electronegativity values. The great thing? You can conduct the lesson...
Royal Society of Chemistry
Shapes of Molecules—Distortion from the Pure Geometry
Ready to introduce the realities of molecular geometry to chemistry pupils? Use a logic-based interactive! Perfect as individual practice, the puzzles explore the bond angles and repulsions present in three common molecular shapes.
Curated OER
Groups, Clusters and Individuals
In this galaxies, clusters and planets worksheet, students solve 5 problems including determining sunspot groups on the sun in a particular day, finding the number of individual galaxies present, determining the number of stars in...