Curated OER
Structure of the Atom
High schoolers identify the location and change of the subatomic particles of an atom. They name the three subatomic particles. Students review what they can recall about subatomic particles. They are given a worksheet on the...
Curated OER
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...
Curated OER
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...
Curated OER
Build Your Own Atom
Students build a model of an atom using an online program. In this chemistry lesson, students discuss the different parts of the atom. They complete an independent research about their chosen element.
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Lewis Structures, VSEPR, Polarity, IM Forces
In this compounds instructional activity, learners draw the Lewis structures, indicating the molecular polarity and the major intermolecular force in each compound. This instructional activity has 10 problems to solve.
Curated OER
Lewis Structures
For this compounds worksheet, students draw the Lewis structure and alternate resonance structures and then give the geometry and hybridization for the underlined atom. This worksheet has 9 problems to solve.
Curated OER
Lewis Structure Worksheet
In this chemistry worksheet, students draw the Lewis structures of 11 compounds and polyatomic ions. They calculate the formal charge of each atom.
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How Atoms Work
Students explore the concept of atoms and how they combine to form molecules and compounds. In pairs, they read an article on how atoms work and discuss the main points. They draw atoms and write a paragraph about their elements.
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How Atoms Work
Students analyze the way atoms function and how they combine to form molecules and various compounds. Using a software program, they create a diagram of an atom and write a summary about their functions. They complete a worksheet and...
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Atomic Structure
In this atomic structure worksheet, students use the periodic table to complete a chart for 11 elements/ions in terms of atomic number, number of protons, neutrons and electrons.
Curated OER
Lewis Structures
In this Lewis structures learning exercise, students are given forty molecules. They must draw the Lewis structures, identify multiple bonds and draw resonance structures.
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Atoms
In this atoms worksheet, students complete a graphic organizer by writing in the number of electrons, valence electrons, electron configuration, orbital box diagram, probability diagram, and Lewis Dot diagram for the given atoms and ions.
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Lewis Structures and Geometries
For this chemical compounds worksheet, learners draw the Lewis structure, draw the resonance structure, and give the geometry of the underlined atom. This worksheet has 8 problems to solve.
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Elements And Compounds
In this elements and compounds worksheet, learners solve 27 clues in a crossword based on the atomic structure of elements and bonding of compounds.
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VSEPR Theory: Valence Shell Electron Pair Repulsion Theory
In this atoms worksheet, students complete a graphic organizer by filling in the number of atoms, number of electron pairs, number of long pairs, bond angle, and molecular shape.
Curated OER
Mighty Molecules
Students examine a PowerPoint production on molecules. Then they construct their own molecule and define what an atom, molecule, and matter is. They make a H2, HCI, and an H2O molecule. Finally, a drawing to accompany the actual model is...
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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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Bonding
Almost a complete lesson in itself, this presentation will enhance any bonding and compounds unit. The concepts included are charges of atoms lending to particular molecular structures, the stability of bonds and how to diagram them....
National Institute of Open Schooling
Atomic Structure
Learners explain historical findings such as Rutherford and Bohr's contributions, explain wave particle duality, and formulate Heinsenberg's uncertainty principle. They also draw s, p, and d orbitals, explain more historical findings,...
Virginia Department of Education
Historical Models of Atoms
What does the past have to do with today? Young scientists find that answer as they learn more about past chemists and their significant contributions to the field. Pupils use the Internet to research historical figures...
LABScI
The Rutherford Atomic Model: Hidden Obstacles
Historically, scientists had to be creative to study subatomic structure. Scholars step into their minds to recreate the procedure Rutherford used to create his atomic model. Learners identify the creative efforts of early scientists...
Curated OER
The Atom
Young scholars study the structure of an atom and its different spectra.In this atomic instructional activity students complete a class activity on the history of atoms and a spectroscope lab.
Curated OER
Atomic Structure
In this atomic structure instructional activity, students 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...
Curated OER
Atomic Structure in the Chemistry Classroom
Students are introduced to many of the scientists who contributed to the creation of the model of the atom. The changes to and evolution of the model over time is also covered. At the end of the lesson, Students differentiate between...
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