Curated OER
Working Out Empirical Formulae
In this chemical compounds worksheet, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.
Curated OER
Quiz 1-Problem Solving and Naming Compounds
In this problem solving worksheet, students are given five problems including calculating volume given the dimensions of a pool, determining the number of subatomic particles in an atom, filling in a table with chemical names and...
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
Fractions and Chemistry
In this fractions in chemistry worksheet, learners solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation of...
Curated OER
Formula Mass
In this formula mass worksheet, high schoolers read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
Curated OER
Organic Worksheet
In this organic molecules worksheet, students solve twelve problems. They identify functional groups of organic molecules, they draw isomers, and they give structural and molecular formulas for compounds.
Curated OER
Naming Compounds
In this naming compounds worksheet, students are given a chart to determine if the compound they are naming is ionic, covalent or polyatomic. Students practice identifying and naming ionic, covalent and polyatomic compounds. They define...
Curated OER
Chemistry Midterm Topic Review
In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.
Curated OER
Ionic Compounds
In this compounds instructional activity, high schoolers review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This instructional activity has 4 short...
Curated OER
Naming and Covalent Compounds
In this compounds activity, students practice naming compounds and classifying them as ionic, covalent, or polyatomic compounds. This activity has 12 fill in the blank and 12 problems to solve.
Curated OER
How Are The Properties of Covalent Compounds Influenced By Chemical Bonding?
High schoolers work together to observe the bond lengths of single, double and triple bonds. They make their own predictions about the strength of the bonds and chemical reactions. They answer discussion questions to complete the...
Curated OER
Moles
In this moles worksheet, students calculate the molar mass of compounds. Students also determine how many moles of a compound are in a certain mass of that compound. This worksheet has 8 problems to solve.
Curated OER
Moles
In this moles activity, students determine the mole ratio in given compounds and calculate the number of moles of specific elements in chemical compounds. This activity has 19 problems to solve.
Curated OER
Chemistry Scavenger Hunt
In this chemistry learning exercise, learners identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.
Curated OER
Practice with Ions
In this ions worksheet, students answer questions about atoms that have gained or lost electrons, they find the number of electrons atoms tend to gain or lose and they answer questions about bonding in atoms. They answer 6 questions...
Curated OER
Natural Resources
For this natural resources worksheet, students compare examples of chemical and physical properties, balance equations, and calculate molar mass and moles. This worksheet has 12 problems to solve and 12 short answer questions.
Curated OER
Moles Homework-Honors Chemistry
In this moles worksheet, students are given 9 problems where they find the number of grams, molecules, moles, or ions given one of these measurements and the chemical compound. Students calculate the number of atoms in a gallon of...
National Museum of Nuclear Science & History
Nuclear Popcorn
Make your lesson on radioactive decay pop with this lab exercise. Using popcorn kernels spread over a tabletop, participants pick up all of those that point toward the back of the room, that is, those that represent decayed atoms. As the...
Curated OER
Chemistry - Atoms and Elements
Students perform varied activities as part of a layered curriculum unit: They write and perform a skit that outlines the evolution of the model of the atom. The script is submitted to the teacher for review before performance.
Curated OER
The Nature of Covalent Bonding
In "The Nature of Covalent Bonding," chemistry hopefuls demonstrate an understanding of various types of covalent bonds, electron configuration, and resonance structures through fill in the blank, true or false, and matching questions....
Curated OER
Relative Mass Formula, Atomic Formula, and Empirical Formula
After giving the definitions of the different compound terms and formulas, equations are provided to teach your chemists to calculate different values. Relative formula mass, atomic mass, and empirical mass are shown and explained with...
Curated OER
Final Worksheet
Students will review a semesters worth of material on this final chemistry review. Information ranges from naming isotopes to pH and molarity.
Curated OER
Interpreting Chemical Formulas
In this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.
Curated OER
More Mole Problems
In this mole worksheet, high schoolers will convert grams of specific compounds to moles or convert moles to grams in 5 different word problems.