Unit Plan
CK-12 Foundation

Ck 12: Isotopes and Atomic Mass

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will be asked to define atomic number, mass number and understand how isotopes differ from one another. They will be able...
Unit Plan
Sophia Learning

Sophia: Characteristics of Elements

For Students 9th - 10th
A podcast [0:39] describing the main characteristics of chemical elements, including the importance of a chemical symbol, atomic number, and atomic mass.
Handout
Texas Education Agency

Texas Gateway: Ap Physics I: Appendices: Atomic Masses

For Students 9th - 10th
This is a chart of the elements including the atomic mass, atomic number, symbol, half-life, and more.
Unit Plan
CK-12 Foundation

Ck 12: Chemistry: Mass Number

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Shows the calculation of mass number.
Handout
Wikimedia

Wikipedia: Atomic Number

For Students 9th - 10th
Wikipedia provides the definition of the term, "Atomic number," a term used in chemistry and physics to represent the number of protons in the nucleus of an atom.
Unit Plan
Georgia Department of Education

Ga Virtual Learning: Physical Science: Matter and the Atom

For Students 9th - 10th
Students investigate the structure and parts of the atom, and learn about atomic mass and atomic number. They also explore the differences among solids, liquids, gases, and plasma.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Atomic Number

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
Handout
Environmental Chemistry

Environmental chemistry.com: Anatomy of an Atom

For Students 9th - 10th
Explains the basics of atomic structure, from simple definitions to information about quantum theory. Accurate and helpful basics whether or not you need the more advanced information.
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Atomic Number

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
Interactive
CK-12 Foundation

Ck 12: Plix: Mass Number: Writing the Periodic Table

For Students 9th - 10th
[Free Registration/Login Required] Put the elements in the correct order on the table by using the information given in each of the element squares.
Interactive
Other

Lenntech: Multilingual Periodic Table

For Students 9th - 10th
An interactive periodic table of elements. Click an element to view a detailed description. Click the flags at the top to choose your language: English, French, Spanish, Dutch, and German.
Interactive
California State University

California State University: Proton, Electron, Neutron

For Students 9th - 10th
An interesting and useful tool to practice recognition/calculation of atomic number, mass, and number of neutrons, electrons, etc. Can be used with all elements.
PPT
Sophia Learning

Sophia: Modern Periodic Law: Lesson 2

For Students 9th - 10th
This lesson will define the Modern Period Law. It is 2 of 3 in the series titled "Modern Periodic Law."
Website
Other

Chemical elements.com/scandium

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Handout
Chemicool

Chemi Cool: Vanadium

For Students 9th - 10th
Set of tables describing many physical and chemical properties of the element vanadium.
Website
Other

Chemical elements.com: Samarium

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Website
Other

Chemical elements.com: Silver

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Website
Other

Chemical elements.com: Sodium

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Unit Plan
Sophia Learning

Sophia: Modern Periodic Law: Lesson 3

For Students 9th - 10th
This lesson will define the Modern Period Law. It is 3 of 3 in the series titled "Modern Periodic Law."
Unit Plan
Sophia Learning

Sophia: Modern Periodic Law: Lesson 1

For Students 9th - 10th
This lesson will define the Modern Period Law. It is 1 of 3 in the series titled "Modern Periodic Law."
Interactive
CK-12 Foundation

Ck 12: Chemistry Simulation: Atom Builder Challenge

For Students 9th - 10th
[Free Registration/Login Required] Learn what makes each element unique by building the mystery atoms in the periodic table.
Graphic
Curated OER

[Bohr Model of Samarium]

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Graphic
Curated OER

[Bohr Model of Scandium]

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.
Graphic
Curated OER

[Bohr Model of Silver]

For Students 9th - 10th
A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.

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