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Periodically Puzzling
In this periodic table worksheet, students use the list of coded letters and clues that correspond to the represented elements in the first four periods of the periodic table to complete the chart at the bottom of the sheet. They...
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Moles
In this moles worksheet, learners determine the mole ratio in given compounds and calculate the number of moles of specific elements in chemical compounds. This worksheet has 19 problems to solve.
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The Periodic Table
Students examine the periodic table and how it was developed. In this chemistry lesson students identify common properties and uses of elements within a family.
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Balancing Act
In this balancing equations worksheet, students walk through 1 sample equation in which they determine the number of atoms for each element then add coefficients to the equation to balance the atoms. After completing the sample, they...
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Lewis Structures
In this Lewis structures worksheet, students identify and describe what Lewis structures or dot diagrams are and how they illustrate the valence electrons in an outer shell. Then they use a periodic table to determine the numbers of...
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Understanding Radon Detection
In this understanding radon detection worksheet, 6th graders read 8 facts about radon, make observations about and draw pictures of hidden objects, use a chart of elements to answer questions about radon.
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Atomic Theory, Structure, and Symbols
In this atomic theory worksheet, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of subatomic...
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Where are the Electrons?
In this electrons instructional activity, students complete a graphic organizer to show the pattern of the principal energy levels, number of orbitals, and electrons in each sublevel of atoms.
Creative Chemistry
Electron Arrangement First Ionisation Energies in Group II and Period 3
Students complete two graphic organizers in this ionization instructional activity by filling in the proton number for given elements. Then, they create two graphs plotting the first ionization energy against the proton number.
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Chemistry 301
In this chemistry 301 worksheet, students answer questions as it relates to the electron configuration of given elements. Students use the periodic table to assist in their interpretation of the questions provided.
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Classification of Changes
In this classification of changes worksheet, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the other...
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Chemistry 1A Review
In this Chemistry 1A worksheet, students review, molecular weight, solubility, endothermic reactions, and number of protons, neutrons, and electrons for elements. Students review Lewis Structures and how to predict the amount of product...
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Losing and Gaining Electrons
In this electron worksheet, students read about how atoms lose and gain electrons and how they become ions. They are given a table with nine elements and they give the electron configuration, the number of electrons, the number of...
Mr. E. Science
An Introduction to Matter
What's the matter? Gas, solid, liquid, or plasma. The presentation covers how to describe and identify matter, changes in matter, types of matter, measuring matter, particles of matter, Democritus, and John Dalton's Atomic Theory.
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Chemistry
As the title implies, this PowerPoint defines and illustrates the basic terms involved with describing matter. Phases of matter, atomic structure, and the different categories of compounds are included. Slides are simple and uncluttered....
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Things That Glow
Third graders study the concept of light as an energy source. In this energy lesson students participate in a lab that show them the concept of light as an energy source.
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Chemistry Comes to Life
Although biochemistry of the human body is a vital topic, it doesn't have a chapter dedicated to it in many biology textbooks. If that's the case with your text, you can use this resource as a guide for designing your own lecture and as...
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The Chemistry of Life
High schoolers study atoms and chemical compounds. They identify certain elements essential to human health, describe physical and chemical properties of water, and name four types of polymers unique to all life forms. They explain how...
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Atomic Structure
In this atomic structure instructional activity, learners explain that an atom is made up of protons, neutrons and electrons. Then they explain that the atomic number is equal to the number of protons and the mass number is equal to the...
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Molecule Models: Model to Formula and Model to Formula
In this science molecule models worksheet, student convert 8 molecule models to chemical formulas and 8 chemical formulas to molecule models.
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Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, students review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
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Science: Not just Gold
High schoolers articulate a possible relationship between arsenic and gold deposits in a written statement using data to substantiate the relationship they describe. They use real data to determine the source of the arsenic in the...
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The Interactive Periodic Table of the Elements
Students study the different types of metals. In this investigative activity students watch a demonstration on the effects of temperature on atoms and take a tour through baone matter.
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Science Quiz-General Knowledge
In this science quiz learning exercise, students complete a set of 20 true or false questions covering a variety of general science topics. An answer key is included.