Curated OER
Ionic Formulas
In this compounds worksheet, high schoolers write the chemical formula for the chemical ionic formulas given. This worksheet has 25 problems to solve.
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Curated OER
Writing Formulas
In this writing formulas worksheet, students are given the names of 92 chemical compounds and they determine the formula for each compound.
Curated OER
Chemical Compounds
In this chemical compounds worksheet, students determine the name or formula for given compounds. Students list acids in order of increasing acid strength from their pK values. This worksheet has 8 problems to solve.
Curated OER
What do Chemists See When they Look at Chemicals?
In this chemicals worksheet, students answer 15 multiple choice questions about chemicals, compounds, inorganic and organic molecules.
Curated OER
Formula Writing Exercises
In this formula learning exercise, students practice writing the chemical formula when given the compound names and practice writing the names of compound formulas. This learning exercise has 55 problems to solve.
Curated OER
Chemical Compounds
In this chemical compounds learning exercise, students match the chemical formula with its chemical structure. This learning exercise has 39 matching questions.
Curated OER
Chemical Compounds and Reactions
In this chemical compounds worksheet, students name 6 chemical structures and complete chemical reactions by writing in the products. This worksheet has 4 problems to solve.
It's About Time
Elements and Compounds
Young scientists use electrolysis to separate water into its elements before experimenting with fire to learn about their properties. A helpful resource provides a reading passage and analysis questions.
Royal Society of Chemistry
Naming Complexes—Ligands
Naming complexes can be, well, pretty complex! Simplify a study of ligands using interactive puzzles. Junior chemists match up the name, formula, and complex name, then solve a series of logic games with the information.
Curated OER
Writing Chemical Formulas
Students study how to write chemical fomulas by reviewing the combinations atoms form into compounds. They write a procedure to test various substances and name the compounds and write formulas. As they construct models for formulas and...
Curated OER
Atoms and Chemical Bonding
An online resource, this worksheet has your chemistry learners complete four data tables with information about atoms and chemical bonds. The first table addresses atomic number and mass, as well as numbers of protons, neutrons, and...
Curated OER
Binary Compounds
Binary compounds are explained with the periodic table, atomic charges, and examples. Viewers are taught to name binary compounds and then are presented with a chart of cations and ions. Finally, they see a few photos of forms of silicon...
Curated OER
Formulas
There are two sheets here, with 100 problems total. The first half is a list of compounds, and your young chemists should write the chemical formula for each. The next fifty give the formula and the name is required. You could also use...
Curated OER
Binary Compounds
In this compounds instructional activity, learners write the oxidation numbers for the given elements and then write the formulas for the given binary compounds. This instructional activity has 3 problems to solve.
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
Curated OER
Chemical Compounds
In this chemical compounds instructional activity, students write the name or chemical formula for the given compounds. Students determine the mass of a cylinder and a given volume of ethanol. This instructional activity has 2 fill in...
Curated OER
Writing ionic Compounds
For this compounds worksheet, students practice writing the formulas for the ionic compounds given. This worksheet has 15 fill in the blank questions.
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson plan starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
Kenan Fellows
Determining the Atomic Mass of Elements in a Compound Using Matrices
Scholars apply concepts learned in both Algebra II and Chemistry to answer the questions on the provided worksheet. The activity allows for extra practice in both classes and helps connect concepts usually taught in isolation. The...
Massachusetts Institute of Technology
Lego Atoms and Molecules: Chemical Reactions
Show young chemists what a chemical reaction looks like with two parts of a hands-on experiment. First, learners conduct a wet lab where they observe the reactants (baking soda and calcium chloride, with phenolsulfonphthalein) before,...
Mr. E. Science
Chemical Reactions
Once I told a chemistry joke, but there was no reaction. Get young chemists involved in changes and reactions with a presentation that begins with physical and chemical changes and chemical reactions. It moves on to chemical equations...
Curated OER
Naming: Putting it all Together
In this naming compounds worksheet, students are given a flow chart guiding them to name chemical compounds. They are given several different compounds to name including binary covalent and binary ionic compounds.
Curated OER
Chemistry - Naming and Formulas
In this compounds activity, learners name the given compounds from its chemical formulas and write the chemical formula from the compound name. This activity has