Curated OER
Electrical Conduction in Semiconductors
In this electronics worksheet, students explore the properties of semiconductors to complete 17 short answer and problem solving questions.
Curated OER
Covalent Bonds
After a short introduction, chemistry aces get right into drawing electron dot diagrams for covalent bonds. There are only three questions to answer, so this is not a comprehensive learning exercise. It can be used when introducing your...
Curated OER
Atom Basics Test
Simple in format and standard in content, this resource is an assessment of your beginning chemists' grasp of the atom. Using a periodic table of elements, they fill in a chart of missing chemical formulas, atomic masses, and numbers of...
Science Geek
Periodic Table of Elements
Colored boxes with white font present the basic periodic table of elements to your young chemists. All of the basics are included: chemical name, symbol, atomic number, atomic mass, and the number of electrons in each orbital. A brief...
National Institute of Open Schooling
Chemical Bonding
Name is Bond, covalent bond. Through readings and answering questions, classes explore the different types of chemical bonds, their characteristics, valence shell electron pair repulsion theory, and atomic orbitals.
Curated OER
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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Honors: Drawing Lewis Structures Homework
In this Lewis structures worksheet, students draw 12 Lewis dot structures for 8 compounds and 4 polyatomic ions using electrons in the outer orbitals to show bonding.
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Electrons and Atoms
In this atoms worksheet, students determine the velocity, wavelength, power, and frequency of given atoms. Student describe wave-particle duality and give the principle and angular quantum numbers for given orbitals. This worksheet has...
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Organic Chemistry Problem Set Exam 1
Though there are technically only 13 questions on this exam, they take up six pages and make a thorough assessment of organic chemistry principles. There are plenty of diagrams to label or complete. Emission spectra are displayed for...
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Gumdrop Crystal Models
A great way to learn about molecular structures is to make a model. Gumdrops and toothpicks are used to construct crystal models. The models are based on theories of crystal shapes that occur because of positive and or negatively charged...
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Organic Chemistry 231, Martin Larter, Exam 1
If you need a straightforward and comprehensive organic chemistry exam, check this one out. Chemistry pupils identify functional groups in molecule diagrams, draw a Lewis structure, fill in a table about molecular shape, predict boiling...
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Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
Mr. E. Science
The Periodic Table
This science presentation focuses on the elements in the periodic table. It begins with the parts of an atom, explaining atomic mass and atomic number, valence electrons, and isotopes. Then it moves on to discuss various ways of...
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Swinging Electrons
Students illustrate paramagnetic and diamagnetic differences due to the unfilled and filled valence shells. They prepare saturated solutions and place into test tubes.
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The Story of the Atom
In this atom worksheet, students read about the model of the atom developed by Neils Bohr. Students complete 2 short answer questions based on what they read.
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Magnetism
Students study magnetism. For this science lesson, students participate in an activity to discover how electrons in a magnet move. Students identify items around the classroom that are magnetic.
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Elements
In this elements worksheet, students write the complete electronic configuration and the number of valence electrons for elements. Students classify elements based on their electronic configuration. This worksheet has 5 problems to solve.
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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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Elements
For this elements worksheet, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This worksheet has 20 short answer questions.
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Modern Physics, Old QT
In this physics worksheet, students develop an understanding of the atomic model and how atoms relate to one another through answering the seven questions.
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Order, Order All Electrons
Students read the periodic table and apply their knowledge of the construction of atoms. They demonstrate reading the electron configuration of an element on the periodic file.
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Energy Levels and Electron Configurations
Twelfth graders investigate the proper filling order of electrons in the energy levels of an atom. They practice how to "read" these occupied energy levels as electron configurations and demonstrate their understanding through creative...
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Hybridization
For this chemistry worksheet, students demonstrate orbitals hybridization of given molecules to complete 35 short answer questions.
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What do Atoms Look Like?
In this atom worksheet, students complete 60 questions about the trends in atoms such as ionization energy and atomic radius, about valence electrons, about the families of elements, about metals, non-metals and semi-metals, about the...