Curated OER
Molar Mass and Percentage Composition
In this chemical compounds activity, high schoolers calculate the molar masses and the percentage composition for the given compounds. This activity has 8 problems to solve.
Curated OER
The Mathematics of Chemical Formulas
Wow! This is one of the most exhaustive presentations on finding chemical formulas that you will come across! Beginning with the basics, and leaving junior chemists with procedures and concrete examples, this PowerPoint certainly...
Curated OER
Ternary Compounds
Practice naming ternary compounds with this PowerPoint presentation. Individual slides show the patterns for memorizing the nomenclature for polyatomic ions. Several examples are included for student practice. This thorough and...
Curated OER
Chemical Compounds
In this chemical compounds worksheet, students write the name for 10 chemical formulas and then determine the formula from the names of 10 different chemical compounds. This worksheet has 20 fill in the blank questions.
Curated OER
Chemical Formulas
In this chemical compounds worksheet, students write the correct chemical formula for the chemical compounds given. This worksheet has 50 fill in the blank questions.
Curated OER
Chemical Compounds
In this chemical compounds learning exercise, students write in the IUPAC name for chemical compounds, draw structural formulas, and classify reactions as either oxidation or reduction conversions. This learning exercise has 2 drawings...
Curated OER
Chemical Compounds
In this compounds worksheet, students practice balancing equations, determine formula mass, and calculate number of moles for given compounds. This worksheet has 7 fill in the blank and 3 problems to solve.
Curated OER
Chemical Compound Names
For this chemical compound worksheet, students write in the name of the different chemical compounds by using its chemical formula. This worksheet has 52 fill in the blank questions.
Virginia Department of Education
Matter and Energy: Equations and Formulas
Using simple materials, an informative lesson demonstrates the Law of Conservation of Matter and explains how to balance chemical equations. Young chemists perform experiments, analyze reactions, and balance chemical equations on their...
Curated OER
Properties of Useful Carbon Compounds
Nine action-packed organic chemistry exercises are contained in this mini-unit on carbon containing compounds. Examples include constructing models of alkanes, producing aromatic esters, and preparing pigments for paint and dyes....
Curated OER
Chemical Formulas for Molecules
Newcomers to chemistry compare hydrogen peroxide to water, realizing that the difference of one oxygen atom significantly affects the chemical properties. Other pairs of compounds and their formulas are also examined. A few chemical...
Curated OER
The Periodic Table, Electrons, and Chemical Bonds
Four activities immerse beginning chemists into the world of elements. They examine the periodic table, use cobalt hydroxide to learn about chemical formulae and valence electrons. Also, they name binary compounds and examine the...
National Institute of Open Schooling
p-Block Elements and Their Compounds – II
Ozone, made of three bonded oxygen atoms, is found 15-30 km above Earth, has a strong smell, is blue, and blocks sunlight from hitting the surface of Earth. The 22nd lesson in a series of 36 specifically focuses on the important elements...
Curated OER
Percentage Composition
In this chemical compounds learning exercise, students determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This learning exercise has 10 problems to solve.
Curated OER
Physical Science Quiz
Test your class with a physical science quiz. Learners explain chemical processes, name compounds, write formulas for chemical compounds, balance equations, and more.
Royal Society of Chemistry
Organic Formulae 1
Puzzles are the formula for success in organic chemistry! Hydrocarbons abound in the first of two interactives involving basic organic molecules. The easy-to-use lesson is available online and in print form, so you can pick your delivery...
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
Naming and Writing Formulas for Binary Covalent Compounds
In this chemistry worksheet, students name the chemical compounds by writing the formulas and then name the compounds through translating the formulas into words.
Curated OER
Criss-Cross Rule for Binary Compounds
Chemistry aces apply the criss-cross method for finding the formulae of binary compounds. Using aluminum chloride and magnesium oxide as examples, they are guided step-by-step through the process. This is a concise demonstration of this...
Curated OER
2004 U.S. National Chemistry Olympiad Part I
In this chemistry worksheet, test takers answer 60 multiple choice questions on topics related to chemistry from balancing equations to calculating moles and molecules of compounds. They name formulas, they convert, they solve problems...
Curated OER
Chemical Formula Practice #1/Bonding Basics Practice Page
The first of two worksheets methodically prepares chemistry novices for naming polyatomic compounds. It begins by having them acknowledge the number of each atom contained in a molecule. Then learners list the valence electrons for a...
Curated OER
Chapter 2 and 3 Practice Worksheet - Formulas and Compounds
For this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
Curated OER
Oxidation Numbers and Ionic Compounds
In this oxidation numbers and ionic compounds worksheet, students write the formula for compounds given ions, they write the ions given formulas, they list oxidation numbers for elements, they write formulas for compounds and they name...
Curated OER
Common Ions and Formulae of Ionic Compounds
This is not a worksheet per se, but rather a reference sheet for your chemistry class. It displays a list of cations and anions along with their chemical symbols and net charges. Following the table is a pretty thorough explanation of...