Curated OER
Get the Big Picture
In this atom, element, and atom learning exercise, students will read descriptions of each and then use this information to fill in the blanks of 4 questions.
Curated OER
Matter, Matter
Learners define vocabulary related to the parts of the atom. In this matter instructional activity, students navigate the web to find the structure and the forces that affect atoms. Learners complete an experiment with...
Curated OER
Periods and Groups; Valence Electrons; Masses
In this elements learning exercise, students read how the elements are organized in periods and groups in the periodic table. Students use the periodic table to find the valence electrons and calculate molecular mass. This learning...
Curated OER
Formula Mass Calculations
In this atoms learning exercise, learners calculate the formula mass for chemical compounds. This learning exercise has 12 problems to solve.
Curated OER
Electron Dot Structures/Lewis Structures
In this elements learning exercise, students practice drawing electron dot structures for atoms. Students draw the Lewis Structures for molecules with single and multiple bonds plus polyatomic ions. This learning exercise has 33 problems...
Curated OER
Chemistry Midterm Topic Review
In this chemistry review worksheet, learners answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.
Curated OER
Introduction to the Periodic Table
In this periodic table worksheet, high schoolers will label the atomic number, atomic mass, element name, and element symbol for oxygen. Then students will determine the characteristics of the different groups of elements on the periodic...
Curated OER
Periodic Table Basics Make-Up Test
In this periodic table learning exercise, learners complete a table of elements with their atomic number, atomic mass and symbol. They classify elements by their group name and distinguish between metals, nonmetals, and semi-metals. They...
Curated OER
Balancing Equations
In this balancing equations worksheet, students balance 8 equations using the proper coefficients. They also write the chemical formulas and balance 8 equations given the reaction in words.
Curated OER
Classification of Matter
In this classification of matter worksheet, students answer 15 questions about solids, liquids and gases, types of mixtures and compounds vs. elements. They also answer 2 questions about measurement and 1 question about a biome.
Curated OER
Unit 4 - Periodic Table
There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...
Curated OER
Physical Science Project-Atom
Fifth graders investigate atoms. In this atom lesson, 5th graders investigate the parts of an atom. Students explore atom numbers and determine the number of electrons is in each atom.
Curated OER
Predicting and Naming Polyatomic Ionic Compounds Worksheet
In this compounds worksheet, students write the polyatomic ionic compound formulas or the compound names. This worksheet has 29 problems to solve.
Curated OER
Let Us Bond Together
Fourth graders paricipate in a demonstration about bond strengths and bond types.
Cornell University
The Making of Macromolecules
Compare and contrast macromolecules made from the same elements. Young scholars learn how the structure of a molecule has as much influence on a compound as the elements in the molecule. They experiment with molecular model kits to...
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...
Curated OER
Binary Molecular Compounds
A simple set of slides shows chemistry novices how to name binary compounds containing two nonmetals. Instruction and examples are given, making this a practical presentation for your class. Please note that the links to worksheets on...
NASA
Making Oxygen and Carbon Dioxide
Some like it hot! Scholars observe both exothermic and endothermic reactions as part of the carbon dioxide oxygen cycle. First, scientists demonstrate (or watch) a chemical reaction to create pure oxygen using fire for...
Curated OER
Naming and Writing Chemical Formulae-I
In this naming and writing chemical formulas instructional activity, students are given directions and practice writing simple chemical formulas. They identify positive and negative valence elements, they name nonmetal compounds, they...
Curated OER
Chemical Bonding and Shapes of Molecules
In this chemical bonds worksheet, students review the different types of bonds, Lewis dot structures, ions, and molecule shapes. This worksheet has 10 matching, 17 multiple choice, and 3 drawing questions.
Curated OER
Atom Basics Review Sheet
In this atom learning exercise, students fill in three charts using the periodic table to identify atomic number, atomic mass, number of subatomic particles and the element's symbols. Students draw an atom and it's subatomic particles as...
Curated OER
Elements and Bonding Worksheet
In this elements and bonding worksheet, students classify given elements, they identify valence electrons in atoms, they explain the reactivity of elements, and they explain why certain atoms gain electrons while others lose electrons.
Curated OER
What are Atoms?
In this atom worksheet, students read about Dalton's contributions to the structure of the atom. They answer five questions about Dalton's ideas, the law of multiple proportions and the law of definite proportions.
Curated OER
How Do Atoms Stick Together?
In this chemical bonding activity, students answer 76 questions about compounds, Lewis dot structures, intermolecular forces between atoms, electronegativity and bonding and types of bonds.