Worksheet
Curated OER

Changing an atom

For Students 5th - 10th
In this atoms worksheet, students add or subtract an electron, neutron, or proton from the given atom and then fill in what kind of element it is. Students fill in 4 blanks.
Lesson Plan
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Solar Cell Simulation

For Teachers 2nd
Second graders describe how energy moves from the Sun to the photovoltaic cell to the wire and to the load. In this solar cell simulation lesson, 2nd graders demonstrate the movement of photons and electrons to emulate how solar energy...
Lesson Plan
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Introduction to Elementary Circuits

For Teachers 3rd - 5th
Students explore how a circuit works and create a circuit to use energy from a battery to light a bulb. In this introduction to circuits instructional activity, the students study the parts of a circuit and have a class discussion of...
Lesson Plan
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Writing Resonance Structures

For Teachers 9th - 12th
In this resonance structures worksheet, young scholars are given 4 rules to writing resonance structures. These include rules about electrons associated with atoms, the unpaired electrons, structures without octets and structures with...
Worksheet
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Elements

For Students 7th - 12th
In this elements worksheet, students match the 12 terms with the appropriate definition. Students review vocabulary such as proton, electron, atomic number, and atomic mass.
Worksheet
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Drawing Atoms

For Students 9th - 12th
In this atoms worksheet, students use their periodic table to determine how to draw the 20 atoms given in this graphic organizer.
Worksheet
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Electricity

For Students 7th - 12th
In this electricity worksheet, students review what makes up electricity by filling in the blanks of 18 statements with terms from a word bank. Students then complete a crossword puzzle by placing 12 terms into the puzzle.
Worksheet
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Practice with Ions

For Students 9th - 12th
In this ions learning exercise, students answer questions about atoms that have gained or lost electrons, they find the number of electrons atoms tend to gain or lose and they answer questions about bonding in atoms. They answer 6...
Worksheet
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Ionic Compounds

For Students 9th - 12th
In this ionic compounds activity, students identify the number of electrons gained or lost in ions, they show that transfer of electrons in ionic compounds and they write balanced ionic compounds given ions. They answer 4 questions about...
Worksheet
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Balancing Chemical Reactions 2

For Students 9th - 12th
In this balancing chemical reactions worksheet, high schoolers balance equations, identify electrons gained or lost in atoms and identify the number of atoms of each element for the reactants and products in equations. They also answer 3...
Worksheet
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Atoms

For Students 9th - 12th
In this atoms worksheet, students circle the term in parentheses that makes the 20 statements correct. The statements review the parts of an atom, isotopes, and basic matter principles.
Organizer
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Where are the Electrons?

For Students 10th - Higher Ed
For this electrons worksheet, students complete a graphic organizer to show the pattern of the principal energy levels, number of orbitals, and electrons in each sublevel of atoms.
Organizer
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Recognizing Polar Molecules

For Students 10th - Higher Ed
For this polar molecules worksheet, students complete a graphic organizer by writing in the bond type, electron dot diagram, and the type of compound for the chemical compounds given.
Worksheet
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AP Chemistry Chapter 9

For Students 10th - 12th
In this AP Chemistry worksheet, students apply concepts of electron configuration to accurately answer the questions provided. Students also draw Lewis structures of the given elements. Students estimate the enthalpy of formation as well...
Worksheet
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Properties of the Elements

For Students 10th - 12th
In this elements worksheet, students compare the properties of elements in the periodic table such as their atomic radii, valence electrons and ionization energy.
Worksheet
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Chemistry 301

For Students 10th - Higher Ed
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.
Worksheet
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Elements

For Students 12th - Higher Ed
In this elements activity, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This activity has 20 short answer questions.
Worksheet
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Electron Arrangement in Atoms

For Students 10th - 12th
In this electron configuration worksheet, students fill in 10 blanks with the appropriate terms, they determine if 6 statements are true or false, they match 5 terms with their meanings and they answer two questions about electron...
Worksheet
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Atomic Theory, Structure, and Symbols

For Students 10th - Higher Ed
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...
Worksheet
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Electron Configurations and Orbital Diagrams

For Students 10th - Higher Ed
In this elements worksheet, students determine the electron configuration, orbital diagram for the highest sublevel, and the number of unpaired electrons in ground state atom for the given elements. This worksheet has 7 problems to solve.
Lab Resource
Creative Chemistry

Electron Arrangement Ionization Energies in Group I and Period 2

For Students 9th - Higher Ed
In this electron arrangement activity, students complete two graphic organizers by determining the proton number of given elements from their first ionization energy. Then, they plot graphs of the first ionization energy against the...
Lab Resource
Creative Chemistry

Physical and Chemical Trends in the Group 7 Elements

For Students 9th - 12th
In this elements learning exercise, students complete a graphic organizer by comparing the elements' melting point, boiling point, density, and electronic configuration. Students determine the characteristics of Group 7 elements. This...
Lesson Plan
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Electron Structure of the Atom

For Teachers 10th - Higher Ed
In this atoms worksheet, students determine the energy difference between levels and draw diagrams of the different types of orbitals. Students determine the ground state electron configuration for given elements. This worksheet has 14...
Worksheet
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Chemistry - Science 10

For Students 8th - 10th
In this chemistry science worksheet, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.