Curated OER
Average Atomic Mass
In this average atomic mass worksheet, students read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.
Curated OER
Nuclear Decay
In this nuclear decay worksheet, students read about alpha and beta decay and the isotopes formed by the reactions. Students solve nine problems including writing the equations for the decay of radioactive isotopes, identifying the...
Curated OER
Atomic Structure and Quantum Theory
Students 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
Royal Society of Chemistry
Sub-shells
Is your class in a quandary over quantum numbers? Change things up by adding games to the mix! Science scholars discover the shape, number of electrons, and number of orbitals in the s, p, and d sub-shells using an interactive.
Curated OER
Atoms and the Periodic Table
Familiarize your new chemists with the periodic table of elements by contemplating this collection of slides. Element groups are identified, atoms are defined, and nuclide notation is explained. Isotopes are also mentioned. The topics...
Curated OER
Periodic Table of Elements
Beginning chemists examine a collection of elements and compounds as they are introduced to the periodic table. The lesson plan is not cohesive and does not provide detailed instructions on how to teach it. However, it does includes a...
Curated OER
The Mole
This compact collection of slides explains the history and use of the mole unit. Relative atomic mass, as John Dalton understood it, is explained. Avogadro's number is also introduced. The mole, or the unit for the amount of a substance,...
Curated OER
Organization of the Elements and Periodic Table
Students identify how to relate the position of an element in the periodic table to its atomic number and atomic mass. They also identify and interpret how to use the periodic table to identify metals, semimetals, nonmetals, and...
Curated OER
A Guided Tour of the Periodic Table
For this periodic table worksheet, students write the chemical symbols for the given elements, compare atomic number and mass number, and describe the importance of valence electrons in the organization of the periodic table. This...
Curated OER
Atoms, Ions and Formula Basics Make-up Test
Using a copy of the periodic table, chemistry test takers fill in a chart with element name, chemical symbol, atomic number, atomic mass, and numbers of subatomic particles. They define subatomic particles, draw atom models, explain...
Curated OER
Elements Commercials
Student teams use a digital camcorder and iMovie to create a commercial about an element. They also use the Internet and their textbook to gather the following information about their element: the name, the symbol, the atomic number, the...
K12 Inc.
K12 Periodic Table of the Elements
For anyone learning or teaching chemistry, nothing beats a free and interactive periodic table of the elements. Peruse the elements while learning about atomic number and mass, melting and boiling points, and many other properties of...
Science Geek
Periodic Table of Elements
Colored boxes with white font present the basic periodic table of elements to your young chemists. All of the basics are included: chemical name, symbol, atomic number, atomic mass, and the number of electrons in each orbital. A brief...
Curated OER
Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, students review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
Curated OER
Periodic Table of Elements
Students use reference skills to locate information about the periodic table.
They identify elements by name, atomic number, atomic mass, symbol and properties. Students use mathematical processes to find the number of protons,electrons...
Curated OER
Atoms
In this atoms worksheet, students use their knowledge of the periodic table and of atomic structure to complete the table on atoms. They identify the notation for each and then the atomic number, mass number, the number of protons,...
Curated OER
Atoms
In this neutral atoms worksheet, students identify various neutral atoms found on the periodic table. They determine the number of protons, neutrons, and electrons for each neutral atom listed on the sheet. Students also identify that Z...
Curated OER
Ions
In this ion structure worksheet, students complete a table for ions using the notations provided. They must identify and complete the atomic number, mass number, number of protons, number of neutrons, and the number of electrons for each...
Pearson
The Chemical Context of Life
An educational presentation includes atoms, molecules, the four major elements, as well as neutrons and protons. Additionally, slides focus on atomic number, mass number, atomic weight, polar and nonpolar covalent bonding, ionic bonds,...
Curated OER
History of the Atom Quiz Review
In this history of the atom worksheet, students answer questions about Thomson's cathode ray apparatus, Rutherford's gold foil experiment and Dalton's beliefs about the atom. Students identify the number of protons, neutrons and...
Curated OER
Atom Review
In this atom worksheet, students review the subatomic particles, the scientists associated with the atomic theory, and the periodic table. This worksheet has 15 matching, 24 fill in the blank, and 11 short answer questions.
Curated OER
Energy and Atoms
In this atoms worksheet, students review atoms, atomic number, and mass number. Students determine what happens when atoms become radioactive. This worksheet has 8 fill in the blank and 9 short answer questions.
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...
I Teach Bio
A World-Famous Table
Guide first-time physical science learners through the periodic table of elements by having them record the atomic number, atomic mass, number of electrons, number of protons, number of neutrons, or the name of an element when given it's...
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