Curated OER
Elements And Atoms
Students investigate the concept of elements and atoms. They conduct research using a variety of resources and use the information in order to create a class presentation. The activity includes specific dialogue and steps for the teacher...
It's About Time
How Atoms Interact with Each Other
Connect the dots and assist young chemists as they demonstrate covalent and ionic bonding. Class members use their knowledge of valence electrons to predict compound formulas as they arrange electrons into various bonding structures to...
Curated OER
The Atom
In this atom worksheet, students read about the structure of the atom including its subatomic particles and John Dalton's theory of the atom. Students also read about the differences between atoms, molecules and compounds. They answer 30...
Curated OER
The Atom
In this atom worksheet, students read about the parts of the atom and how atoms combine into molecules and compounds. Students learn how to read a periodic table. This worksheet has 20 fill in the blank and 10 matching questions.
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Counting Atoms
In this compounds worksheet, students name the chemical compounds and determine how many atoms of each element are present. This worksheet has 16 fill in the blank questions.
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Chemical Elements and Compounds Crossword
In this elements learning exercise, students complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
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How Do Atoms Stick Together?
In this chemical bonding worksheet, learners answer 76 questions about compounds, Lewis dot structures, intermolecular forces between atoms, electronegativity and bonding and types of bonds.
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Atoms, Molecules, and Ions
In this molecules learning exercise, students review the parts of an atom and use element mass to determine isotopes. Students give the group, period, and classification for the given elements. This learning exercise has 6 short answer...
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Making Compounds Study Guide
In this making compounds worksheet, learners are given 5 atoms and they draw a diagram of each. They identify the atom to the right of each and name the compound they make. Students define the terms compound, molecule and chemical...
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Naming III-Identifying Problems Chemical Compound Names
In this naming chemical compounds worksheet, high schoolers are given 9 lettered statements that they use to match with 10 statements about compounds. Students also review the rules for naming compounds by filling in 25 blanks to...
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Inside an Atom
In this atom worksheet, students read about the history of the discovery of the atom. Students write a story, poem, song or other creative project in which they shrink to an incredibly small size and are trapped in a carbon atom.
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Compounds
In this chemistry worksheet, learners complete a chart about common compounds. Examples include baking soda, sugar, and wood alcohol.
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Naming Compounds
For this compounds worksheet, students use a flowchart to determine what a compound is made of and how to name the compound. Students complete 6 matching and 60 fill in the blank questions.
Normal Community High School
Classification of Matter
Steel is an example of homogeneous mixture, also called an alloy, which is made of iron and carbon. The presentation introduces learners to elements, compounds, and mixtures. They explore their similarities and differences, and then take...
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Counting Atoms
In this atoms learning exercise, students write the number of atoms there are of each element in the given compounds. This learning exercise has 20 problems to solve.
CK-12 Foundation
Air Matters
What makes up the air we breathe? Young scientists explore the atoms and molecules in the air. An interactive lesson allows individuals to watch the movement of the particles in the air and change the makeup from a mixture to a compound....
Curated OER
Naming Binary Covalent Compounds
In this compounds instructional activity, students read how to name binary covalent compounds and then practice by naming 10 binary covalent compounds.
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Molecules, Moles and Molar Masses
In this molecules, moles and molar masses learning exercise, students find the atomic masses of 8 elements, they write the formulas for 6 diagrams of molecules and they find the molecular masses of 12 compounds. Students also find the...
Curated OER
Chemistry: elements
In this chemistry worksheet students complete a set of multiple choice and short answer questions on protons, electrons, ionization and chemical equations.
Curated OER
Atoms, Molecules and Ions
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
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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...
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Hydrocarbons
Making models is always memorable. In this activity, physical science starters examine the structure of hydrocarbons using marshmallows, raisins, and toothpicks. They even act as atoms themselves and link arms to represent covalent...
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Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
Curated OER
Mass-Moles-Particles
In this moles activity, learners define a mole and convert grams to moles or moles to molecules. Students convert specific mass of compounds to moles. This activity has 1 true or false, 6 short answer, 3 fill in the blank, and 15...