Curated OER
Balancing Act
In this chemical equation activity, students learn about atoms, elements and how to balance chemical equations. They walk through a few problems step by step, and then students attempt to complete some on their own. In total, there are...
Curated OER
Making Molecules
In this making molecules worksheet, students complete a table of elements with their symbol, atomic number, atomic mass, number of protons, number of electrons, period and group. Students then make models using pipe cleaners and beads of...
Curated OER
Resources - A Reading Guide
In this resources activity, students compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This activity has 56 short answer questions.
Curated OER
Precipitation and Neutralization Reactions
In this chemical reactions worksheet, students determine the balanced formula equation, balanced complete ionic equation, and the balanced net ionic equation for given reactions. Students calculate final concentrations for ions in given...
Curated OER
Balancing Act
In this balancing chemical equations worksheet, learners learn how to use coefficients to balance chemical equations. They practice balancing 7 equations and are given one challenge equation to balance.
Curated OER
Spiffing Up Text
Young scholars change the size and color of specific portions of text in a web page. They create superscripts and subscripts for text in a web page. They specify the font for portions of text on a web page.
Curated OER
The Connection Between Pigment and Light Colors
Students explain the mole concept and use this concept to prepare chemical solutions of particular molarities.
Curated OER
Naming Binary Covalent Compounds
In this compounds worksheet, students read how to name binary covalent compounds and then practice by naming 10 binary covalent compounds.
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.
Sophia Learning
Sophia: Chemical Equation: Balancing
Use this narrated tutorial to help understand how to balance a chemical equation using coefficients and leaving formula subscripts unchanged. [9:35]
Museum of Science
The Atom's Family: Mighty Molecules
In this activity, students construct models of molecules using marshmallows and gum drops.