Curated OER
Scientific Notation
Review conversion of decimal numbers into SN form with these examples of common astronomical applications and quantities. Young learners rewrite those numbers with scientific notation and with the correct units. The answers are available...
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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...
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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 distribution...
Science Geek
Valence Electrons
There is a lot of negativity when studying electrons, but this presentation makes the experience more positive by beginning with the definition of a valence electron and breaking down the number of valence electrons by groups on the...
EngageNY
Efficacy of Scientific Notation
How many times could California fit into the entire United States? Pupils use scientific notation to find the answer to that question in the 12th installment of 15 lessons. It asks scholars to write numbers in scientific notation and...
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
Scientific Notation and Metric Prefixes
In this physics worksheet, students complete 5 sets of unit conversion problems. They express exponential expressions to expanded form and vice versa.
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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
Location of Electrons
In this location of electrons worksheet, students read about the quantum mechanical model of the atom and the location of electrons. They complete a table given eleven elements with the sublevel notation, the Bohr notation and the...
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Electron Configuration and Quantum Mechanics
In this electron configuration and quantum mechanics learning exercise, students identify the 4 symbols for quantum numbers, they complete an electron filling diagram, they complete orbital diagrams for 8 elements and they write the...
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Scientific Notation III
In this scientific notation instructional activity, high schoolers solve 10 problems where they multiply and divide numbers using scientific notation and they express their answers with the proper number of significant figures.
Curated OER
Atomic Notation Worksheet
For this atomic notation worksheet, learners fill in a table with the number of protons, neutrons, electrons, mass number and atomic number for particular elements.
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Chemistry 1 Practice Exam
Thirty multiple-choice questions and their answers are provided in this resource. It was written for a general chemistry course and queries test takers on scientific notation, mixtures, chemical symbols, electric charges, Dalton's atomic...
Curated OER
Unit 2 ~ Atomic Structure
As an atomic structure reference and review tool, this handout fits the bill. The first page provides definitions and tables of orbitals, electrons, and energy levels. The second page is an opportunity to practice determining numbers of...
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Elements, Atoms, Ions, and the Periodic Table
This PowerPoint provides a complete recap of all the information needed for a unit on elements and the periodic table. The seventy slides cover the basic notation of elements, energy levels and ionization energies. The trends in the...
Curated OER
Grossmont College - Chem 115 Practice Exam 2
Here is a straightforward practice test for first year chemistry learners. Responders balance equations, identify types of reactions, represent electron configurations, and solve stoichiometry problems. Keep this handy to use as...
Curated OER
Scientific Notation
Students observe the teacher writing numbers and determine the rules for scientific notation. After explanations, they perform operations on numbers in scientific nation and discuss reasons for using this method of writing numbers and...
Curated OER
Scientific Notation
In this scientific notation worksheet, students review how to write a number in scientific notation and then how to write a number in standard notation. Then students complete 5 problems.
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Scientific Notation
Students explore the concept of expressing numbers in scientific notation. For this scientific notation lesson, students understand the importance of using scientific notation by finding real world examples where scientific notation is...
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Isotopes; Molecular Notation; Electron Orbits
In this isotopes, molecular notation, and electron orbits learning exercise, students read selections pertaining to isotopes, mass number, molecular notation, electric attraction, and electron orbits. In addition, students complete 11...
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Naming and Covalent Compounds
In this naming and covalent compounds worksheet, students answer 6 questions about ion notation, they make 6 ionic compounds, they make 6 covalent compounds and they name 10 compounds which are ionic, covalent or polyatomic.
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Periodic Table
In this periodic table and elements instructional activity, students review valence electrons, octet rule, oxidation number, and the difference between metals and non-metals on the periodic table. This instructional activity has 5...
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Ion (Derstand) Bonding through Energy Level Diagrams
Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...
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Creating Musical Notation
In this creative music activity from Scientific American, students learn about musical notation and then design their own notations. Great web resource links are alsp provided