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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,...
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Bond Type
At the top of the page are a reading passage and colorful diagram that depicts the tug-of-war that occurs between bonding molecules due to electronegativity. High school chemists fill in a chart with electronegativity values, the...
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Covalent Bonding
Using chlorine as the model to demonstrate the structures and representations, this PowerPoint clearly labels and details the main atomic structures and reasons for bonding. The electrons in the outer shell are diagramed and then the...
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Interpreting Chemical Formulas
For 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.
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Resources - A Reading Guide
In this resources instructional activity, students compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This instructional activity has...
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Science Puzzle
In this science worksheet, students identify and locate vocabulary words related to various sciences. There are 20 words located in the word search.
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Molecular Models
For this molecular formula worksheet students fill in a table describing elements and chemical formulas. They identify, elements by type and how they bond. The student analyze molecular formulas to identify the number of atoms and if the...
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Writing and Balancing Equations
In this equations worksheet, students identify simple reactions as direct combination, decomposition, single replacement, or double replacement. This worksheet has 20 fill in the blank questions.
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The Mole
This compact collection of slides explains the history and use of the mole unit. Relative atomic mass, as John Dalton understood it, is explained. Avogadro's number is also introduced. The mole, or the unit for the amount of a substance,...
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Intermolecular Forces
In this intermolecular forces worksheet, pupils read about the two types of forces: dispersion forces and dipole-dipole forces. Students then complete 2 problems based on what they read.
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Basic Chemistry Review
Students experiment to show their knowledge of molecules and atomic structures. In this chemistry review lesson students participate in an activity and then fill out a worksheet.
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Super Scientists Code
In this science activity, students use the key code on the right to unscramble each of the scientists. They also match each of the scientists found to their correct description.
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Chemistry Word Search
In this chemistry activity, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.
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Carbon: Structure Matters
Young scholars read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they...
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Molecular Architecture
Students cuminate their study of molecular structure and bonding with this activity.
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Naming Inorganic Compounds
In this compounds worksheet, students read about the rules for naming inorganic compounds. Then students complete 2 graphic organizers by filling in the compound name, formula, and anion name.
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Covalent Bonding - Electron Dot Structures
A short paragraph helps explain how covalent bonds are formed, and then your class will complete the Electron/Dot and Structural diagrams for the molecules given. The valence diagrams will reinforce understanding. This activity...
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Water Cycle
Young scientists explore Earth elements by conducting an experiment. They define water vocabulary terms such as condensation and precipitation. In addition, they conduct a water experiment in which they build a terrarium, so they can...
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The Noble Gases
When breaking down the details of the periodic table of elements, this presentation will explain special characteristics for each of the noble gases. The annotations are quite elementary, so this can easily be used in an introductory...
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Winter
Students explore the nature of water and water molecules. They examine the role of ice on organisms.
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Activity #3 Are Particles "Real?"
Students verbalize a simple particle theory, They apply their particle theory to explain what happens during chemical reactions and how this theory supports the law of conservation of matter. Pupils comprehend that the atomic theory,...
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Frosty the Snowman Meets His Demise: An Analogy to Carbon Dating
High schoolers read and discuss an article about carbon dating, then participate in a hands-on lab to discover how carbon dating works. Students also write a letter to a friend explaining the process, and how archeologists use the...
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Chemical Formulas Unit-Day 4
The purpose of this lesson involves reviewing nomenclature and molecular
formulas as well as introducing naming molecular compounds and identifying acids. The students investigate and understand how conservation of energy
and matter is...
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What Is Chemistry, Anyway?
Students differentiate physical and chemical change. In this chemistry lesson, students list examples of those changes. They apply what they learned in a Jeopardy style team game.