Soft Schools
Soft Schools: Atomic Structure Quiz
Take an interactive quiz over the atomic structure and number of elements. After completing the quiz, check your score, and then revisit any incorrect question for further review
BBC
Bbc: Gcse Bitesize: The Periodic Table
This lesson focuses on the periodic table and the configurations. In the modern periodic table, elements are in order of atomic number in periods and groups. Electronic configurations model how electrons are arranged in atoms. A link to...
Chem Tutor
Chem Tutor: Atomic Structure: Atomic Weights and Atomic Numbers
This lesson explains many basic concepts of atomic structure. It starts with atomic mass and number and then works up to more sophisticated information on electron configuration and how each element fits into the Periodic Table.
Royal Society of Chemistry
Royal Society of Chemistry: Periodic Table
An interactive Periodic Table of the Elements that displays specific properties of each element
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.
Alabama Learning Exchange
Alex: Periodi Cally Used Elements
This instructional activity explores the various uses of elements in the periodic table. Students will be assigned an element to research. They will then present its uses and atomic information to the class.
Utah Education Network
Uen: The Periodic Table and the Universe
Students will apply the atomic number of elements on the periodic table to the origin of heavy elements in the star cycle.
Lawrence Berkeley National Laboratory
Berkeley Lab: Basic Nuclear Science Information
Site provides the ABC's of nuclear science including radioactivity and gamma decay to fission and comic rays.
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.
Quia
Quia: Mr. Snyder's Game of Atomic Terms
A short matching quiz on basic terminology related to atomic structure. Answers provided.
Sophia Learning
Sophia: Ions: Lesson 2
This lesson will define an ion and explain what happens if the number of electrons in an atom changes. It is 2 of 3 in the series titled "Ions."
Sophia Learning
Sophia: Isotopes: Lesson 9
This lesson will define an isotope and explain what happens if the number of neutrons in an atom changes. It is 9 of 9 in the series titled "Isotopes."
Sophia Learning
Sophia: Isotopes: Lesson 1
This lesson will define an isotope and explain what happens if the number of neutrons in an atom changes. It is 1 of 9 in the series titled "Isotopes."
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: Atomic Number: Lesson 3
This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 3 of 7 in the series titled "Atomic Number."
Sophia Learning
Sophia: Atomic Number: Lesson 6
This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 6 of 7 in the series titled "Atomic Number."
Sophia Learning
Sophia: Ions: Lesson 1
This lesson will define an ion and explain what happens if the number of electrons in an atom changes. It is 1 of 3 in the series titled "Ions."
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."
Ducksters
Ducksters: Kids Science: Elements
Kid's learn about the science of chemical elements. Basic forms of matter made from a single type of atom.
Ducksters
Ducksters: Kids Science: Periodic Table of Elements
Kid's learn about the science of the Periodic Table of Elements. Groups and periods, atomic number, types of matter.
Sophia Learning
Sophia: Atomic Number: Lesson 5
This lesson explains what is represented by the atomic number, and how it varies from one element to the next. It is 5 of 7 in the series titled "Atomic Number."
Science Struck
Science Struck: How to Find Protons, Neutrons and Electrons
Brief explanations of how to determine how many protons, neutrons, and electrons are in an element.
Science Struck
Science Struck: Periodic Table With Atomic Mass
Explains how Dmitri Mendeleev created the periodic table of elements, how it was organized, the changes made by Henry Moseley in 1931, some characteristics of element groups, and what the atomic mass, number, and abbreviation each...
Other
Nuclear Twin: The Discovery of the Proton and Neutron
Trace the history of the discovery of protons and neutrons in this informative site.