Curated OER
Moles Worksheet
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
Curated OER
Stoichiometry
Young scholars research chemical formulas and balance chemical equations. In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: It's Elemental: Sulfur
This online resource is for information on the 16th element of the Periodic Table--Sulfur--can be found here. The site lists scientific information such as atomic weight, atomic number, melting/boiling point, and more. There is also a...
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Chem4kids
Chem4 Kids: Fluorine
Here you can find some great information about the 9th element in the periodic table, "fluorine." Content focuses on fluorine's electrons, where you can find fluorine in nature and in the home, and how fluorine combines with other elements.
Chem4kids
Chem4 Kids: Silicon (Si)
Here you can find some great information about the 14th element in the periodic table, "silicon." Content focuses on silicon's electrons, where you can find silicon in nature and in the home, and how silicon combines with other elements.
Chem4kids
Chem4 Kids: Phosphorus (P)
Here you can find some great information about the 15th element in the periodic table, "phosphorus." Content focuses on phosphorus' electrons, where you can find phosphorus in nature and in the home, and how phosphorus combines with...
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Calcium
Information about the element, Calcium, atomic number 20. Covers physical and atomic properties, sources, its role in geochemical cycles, how abundant it is on the Earth, its isotopes, some compounds of calcium, and its importance to...
Web Elements
Web Elements Periodic Table: Scandium
All of the elemental information about scandium that you are likely to need can be found at this extensive site. This information includes atomic number, atomic weight, group name, standard state, properties, uses, electron...
Web Elements
Web Elements Periodic Table: Sulfur
All of the elemental information about sulfur that you are likely to need can be found at this extensive site. This information includes atomic number, atomic weight, group name, standard state, properties, uses, electron configuration,...
Chem4kids
Chem4 Kids: Helium
Here you can find lots of great information about helium. Learn about its electrons, where it exists in nature, and about the element itself!
Chem4kids
Chem4 Kids: Beryllium
Here at Chem4Kids you can find some great information about the 4th element in the periodic table, "beryllium." Content focuses on beryllium's electrons, where you can find beryllium in nature, and how beryllium combines with other...
Chem4kids
Chem4 Kids: Boron
Here at Chem4Kids.com you can find some great information about the 5th element in the periodic table, "boron." Content focuses on boron's electrons, where you can find boron in nature and in the home, and how boron combines with other...
Chem4kids
Chem4 Kids: Carbon
Click on the left navigation terms for some great information about the 6th element in the periodic table, "carbon." Content focuses on carbon's electrons, where you can find carbon in nature and in the home, and how carbon combines with...
Chem4kids
Chem4 Kids: Nitrogen (N)
Here you can find some great information about the 7th element in the periodic table, "nitrogen." Content focuses on nitrogen's electrons, where you can find nitrogen in nature and in the home, and how nitrogen combines with other elements.
Chem4kids
Chem4 Kids: Neon (Ne)
Here you can find some great information about the 10th element in the periodic table, "neon." Content focuses on neon's electrons, where you can find neon in nature and in the home, and how neon combines with other elements.
Chem4kids
Chem4 Kids: Sodium (Na)
Here at Chem4Kids you can find some great information about the 11th element in the periodic table, "sodium." Content focuses on sodium's electrons, where you can find sodium in nature and in the home, and how sodium combines with other...
Chem4kids
Chem4 Kids: Magnesium (Mg)
Here you can find some great information about the 12th element in the periodic table, "magnesium." Content focuses on magnesium's electrons, where you can find magnesium in nature and in the home, and how magnesium combines with other...
Chem4kids
Chem4 Kids: Sulfur (S)
Here you can find some great information about the 16th element in the periodic table, "sulfur." Content focuses on sulfur's electrons, where you can find sulfur in nature and in the home, and how sulfur combines with other elements.
Chem4kids
Chem4 Kids: Argon (Ar)
Chem4Kids looks at the 18th element in the periodic table, argon. Content focuses on argon's electrons, where you can find argon in nature and in the home, and how argon combines with other elements.
Web Elements
Web Elements Periodic Table: Sodium
All of the elemental information that you are likely to need can be found at this extensive site, including; atomic number, atomic weight, group name, standard state, properties, uses, electron configuration, typical compounds and much...
Web Elements
Web Elements Periodic Table: Samarium
All of the elemental information that you are likely to need can be found at this extensive site, including atomic number, atomic weight, group name, standard state, properties, uses, electron configuration, typical compounds and much...
Scholastic
Scholastic: Study Jams! Science: Matter: Periodic Table
A video and a short quiz on the periodic table of elements and how it is organized.
Chem4kids
Chem4 Kids: Lithium
Here at Chem4Kids you can find some great information about the third element in the periodic table, lithium. Content focuses on lithium's electrons, where you can find lithium in nature, and how it bonds with other elements (or with...