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Electronic Configuration
The creator of this collection of chemistry slides is clever! Electron configuration is explained as, click-by-click, orbitals are displayed and then each is subsequently filled with the proper amount of electrons. After the progression,...
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Atomic Structure: The Heart of Matter
Students study the particles of which atoms are made. They define the electron, proton, and neutron and their attributes.
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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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Ionic Chemical Formulas Days 1 & 2
Learners study polyatomic ions and write binary and ternary ionic chemical formulas. They explore putting together different monatomic ions and coming up with as many chemical formulas as possible. They play a game similar to memory...
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The Average Atom - Isotopes
Seventh graders, in groups, complete an Isotopes model and notice that atomic masses are decimal numbers. These masses are an average of all the isotopes of that element.
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The Atom Board-Making Atoms
In this making atoms science worksheet, students read about the atomic number of protons, finding the number of neurons, and how electrons function before they complete the atom board graphic organizer and respond to 4 short answer...
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Nuclear Reactions
Starting with a recap of atomic structure, these slides continue by comparing different isotopes of uranium and explaining which are stable and which have a decay period and emit alpha or beta particles. Gamma decay is just mentioned on...
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Radioactivity
In this radioactivity worksheet, students write the mass number and atomic number for the missing element in the reactions. Students identify the isotope that is more stable and determine the half-life of the isotope. This worksheet has...
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Physical and Chemical Changes
Eighth graders view a PowerPoint presentation that assist them in distinguishing between physical and chemical changes. They compare their observations of demonstrations to a list of clues recognizing types of changes.
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Quantum Mechanics and Atomic Physics
Students will discuss the de Brogile Hypothesis and state the circumstances under which the wave nature of matter is observed. They will also calculate the wavelengths of matter waves.
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Properties of Matter
Ninth graders explore the molecular structure of matter and how it can affect the physical characteristics of a specific material. They demonstrate that isotopes of an element have different masses. Students demonstrate that the rates of...
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Anatomy of an Element
Learners discuss matter and atoms using this resource. First, they look at a website describing atoms. Then, they learn about the periodic table and discuss how it is organized. Finally, they create a comic strip to display their...
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Periodic Table & Its Trends-Day 1
Students are introduced to the periodic table. They find the common trends among the electron configurations and the names of certain groups of the table. Students explore the atomic mass, atomic number, mass number, mass and charge...
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Periodic Table & Its Trends
Students review atomic structure and then participate in a activity in which they categorize several "elements" into some form of order based on their properties. They discuss the trends they see. They also practice several electron...
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Writing Nuclear Reactions
In this writing nuclear reactions worksheet, high schoolers read about nuclear equations for alpha decay, beta decay and positron emission. They are given the rules for writing nuclear reactions and a sample problem.
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Stoichiometry
In this stoichiometry worksheet, learners practice calculating moles, molarity, and the concentration of a solution in molarity. This worksheet has 12 multiple choice questions and 3 problems to solve.
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Discovering Elements
A periodic table of elements displays the elements in groups ordered by when they were discovered. Click-by-click, new elements are added, resulting in an almost up-to-date chart. In order to reinforce the idea that symbols are used in...
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Mole Stuff
In this moles worksheet, students practice calculating the number of moles based on grams of a compound. Students use the rate of reaction equation to determine the rates of specific reactions. This worksheet has 10 problems to solve.
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Structure of the Atom
Learners practice drawing the atomic structure of several different elements. They complete critical thinking questions about atomic structure and compare the atomic mass units for different ions and isotopes of an element.
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What Is Radon?
High schoolers examine what radon is and which isotope it belongs. They discuss the characteristics of isotopes in general and the atomic number. They complete a worksheet to complete the instructional activity.
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Introduction to the Periodic Table of Elements
Students explain how the elements are arranged in the periodic table. In this chemistry lesson, students determine the subatomic particles for certain elements. They research the physical and chemical properties of an element they chose.
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Nuclear Power
In this nuclear power worksheet, students read how atoms can be changes and are unstable. Students compare 3 kinds of radiation and the difference between fission and fusion. Then students complete 10 matching and 2 short answer questions.
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What do Atoms Look Like?
In this atom learning exercise, students answer 31 multiple choice questions about the structure of atoms, the periodic table, the reactivity of elements, orbital diagrams and the families of elements.
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Elemental Photography
Eighth graders investigate objects for a specific element from the Periodic Table. In this elemental photography lesson, 8th graders observe for and object and photograph it. Students use photographs to prepare a multimedia...