Handout
Science Struck

Science Struck: Plum Pudding Model

For Students 9th - 10th
Describes J.J. Thomson's theory of atomic structure, called the 'Plum Pudding Model,' and how it was disproved by Ernest Rutherford.
Interactive
CK-12 Foundation

Ck 12: Chemistry Simulation: Rutherford's Gold Foil Experiment

For Students 9th - 10th
[Free Registration/Login Required] How can we predict an atom's structure, if we cannot see an atom? Using the Rutherford's Gold Foil Experiment, make your own model and test out the model.
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Tic Tac Toe Pick 3 in a Row Atomic Model Assignment

For Teachers 6th - 9th
A choice menu assignment where students select between several extension activities that help understand the structure of the atom.
Unit Plan
Other

Particle Adventure Dutch Version

For Students 9th - 10th
Dutch version of the well-known "Particle Adventure" physics website that teaches students about atoms, mass, particle physics, and quantum physics. The site discusses theories related to physics and provides other links related to the...
Handout
Michael Blaber, PhD

Fsu: Electronic Structure of Atoms: Quantum Mechanics & Atomic Orbitals

For Students 9th - 10th
This article is provided by Florida State University. Schroedinger wave equation is explained and how quantum numbers are used to describe the energy level of any electron in an atom. The relationship of atomic orbitals to quantum...
Handout
Science Struck

Science Struck: The Structure of an Atom: A Labeled Diagram

For Students 9th - 10th
Looks at the scientists who developed the model of the atom by building on previous scientists' discoveries about its structure.
Handout
Other

Erik's Chemistry Page: Electronic Structure of Atoms

For Students 9th - 10th
A description of quantum theory, the Bohr model of the atom, the quantum mechanical atom, the Scrodinger equation, and quantum numbers.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Potassium

For Students 9th - 10th
As the name of this site implies, this is a huge reference site for elemental information. Whether you are looking for properties or isotopes, this site probably has what you need. Images of structure and electron energy level can be...
Website
Environmental Chemistry

Environmental chemistry.com: Tin

For Students 9th - 10th
As the name of this site implies, this is a huge reference site for elemental information. Whether you are looking for properties or isotopes, this site probably has what you need. Images of structure and electron energy level can be...
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Neodymium

For Students 9th - 10th
EnvironmentalChemistry.com offers a thorough site all about the element neodymium.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table: Osmium

For Students 9th - 10th
A site that has it all. This is probably the best place to start looking for information or data on osmium.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Samarium

For Students 9th - 10th
As the name of this site implies, this is a huge source of elemental information. You are likely to find whatever you need to know about elements here.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Sodium

For Students 9th - 10th
As the name of this site implies, this is a huge source of elemental information. You are likely to find whatever you need to know about elements here.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Strontium

For Students 9th - 10th
As the name of this site implies, this is a huge source of elemental information. You are likely to find whatever you need to know about elements here.
Website
Environmental Chemistry

Environmental chemistry.com: Periodic Table Fermium

For Students 9th - 10th
An exceptionally thorough site with almost all the information you could ever want on fermium. Highly recommended.
Website
Vision Learning

Visionlearning: Dalton's Playhouse

For Students 9th - 10th
Travel back in history and visit the laboratories of Priestley, Lavoisier, and others. Take part in simulations of the experiments which laid the foundation for the scientific field of chemistry. Learn about the discoveries which lead to...
Website
Environmental Chemistry

Environmental chemistry.com: Element Einsteinium

For Students 9th - 10th
EnvironmentalChemistry.com offers an extensive site on the element, Einsteinium, of the Periodic Table of Elements.
Handout
Other

Chemical Elements: Iodine

For Students 9th - 10th
This site from Chemical Elements.com has great information on iodine. It lists the basic information and then provides the atomic structure in the form of a graph picture. A list of isotopes is also provided.
Interactive
PBS

Nova: Atom Builder

For Students 9th - 10th
Find out if you know enough about atoms to build them. The goal of the activity is to build an atom of a particular element by dragging the correct numbers of neutrons, protons and electrons into the atom.
Interactive
PBS

Pbs Learning Media: That's My Theory!

For Students 9th - 10th
Become a game show contestant in this online activity from A Science Odyssey and ask a series of questions to a panel of mystery scientists, using the answers to determine which scientist is Einstein.
Handout
Other

Chemical Element: Periodic Table: Gadolinium

For Students 9th - 10th
Basic properties of the element Gadolinium Includes Bohr model.
Website
Royal Society of Chemistry

Royal Society of Chemistry: Gridlocks: Level 3

For Students 11th - 12th
A collection of grid puzzles that cover a wide variety of topics in advanced high school chemistry. These are excellent for topic review and reinforcement. The puzzles can be played online and also downloaded as worksheets. Answers are...
Website
Royal Society of Chemistry

Royal Society of Chemistry: Gridlocks: Level 2

For Students 9th - 10th
A collection of grid puzzles that cover a wide variety of topics in intermediate high school chemistry. These are excellent for topic review and reinforcement. The puzzles can be played online and also downloaded as worksheets. Answers...
Article
Famous Scientists

Famous Scientists: Aage Bohr

For Students 9th - 10th
Learn about the life of Aage Niels Bohr, and see how his work was pivotal in the development of the theory of the structure of the atomic nucleus.