CK-12 Foundation
Ck 12: Isotopes and Atomic Mass
[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...
Sophia Learning
Sophia: Characteristics of Elements
A podcast [0:39] describing the main characteristics of chemical elements, including the importance of a chemical symbol, atomic number, and atomic mass.
Texas Education Agency
Texas Gateway: Ap Physics I: Appendices: Atomic Masses
This is a chart of the elements including the atomic mass, atomic number, symbol, half-life, and more.
CK-12 Foundation
Ck 12: Chemistry: Mass Number
[Free Registration/Login may be required to access all resource tools.] Shows the calculation of mass number.
Wikimedia
Wikipedia: Atomic Number
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.
Georgia Department of Education
Ga Virtual Learning: Physical Science: Matter and the Atom
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.
CK-12 Foundation
Ck 12: Physical Science: Atomic Number
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
Environmental Chemistry
Environmental chemistry.com: Anatomy of an Atom
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.
CK-12 Foundation
Ck 12: Physical Science: Atomic Number
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
CK-12 Foundation
Ck 12: Plix: Mass Number: Writing the Periodic Table
[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.
Other
Lenntech: Multilingual Periodic Table
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.
California State University
California State University: Proton, Electron, Neutron
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.
Sophia Learning
Sophia: Modern Periodic Law: Lesson 2
This lesson will define the Modern Period Law. It is 2 of 3 in the series titled "Modern Periodic Law."
Other
Chemical elements.com/scandium
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.
Chemicool
Chemi Cool: Vanadium
Set of tables describing many physical and chemical properties of the element vanadium.
Other
Chemical elements.com: Samarium
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.
Other
Chemical elements.com: Silver
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.
Other
Chemical elements.com: Sodium
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.
Sophia Learning
Sophia: Modern Periodic Law: Lesson 3
This lesson will define the Modern Period Law. It is 3 of 3 in the series titled "Modern Periodic Law."
Sophia Learning
Sophia: Modern Periodic Law: Lesson 1
This lesson will define the Modern Period Law. It is 1 of 3 in the series titled "Modern Periodic Law."
CK-12 Foundation
Ck 12: Chemistry Simulation: Atom Builder Challenge
[Free Registration/Login Required] Learn what makes each element unique by building the mystery atoms in the periodic table.
Curated OER
[Bohr Model of Samarium]
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.
Curated OER
[Bohr Model of Scandium]
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.
Curated OER
[Bohr Model of Silver]
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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