Curated OER
Chemical Elements and Compounds Crossword
For this elements worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
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Bohr Energy Level Diagrams for Atoms
For this Bohr model worksheet, students draw 16 diagrams given atoms in the periodic table and must show the energy level diagrams indicating the electrons in each energy level.
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Kalzium
Students explore an interactive program about the periodic table. They use the Kalzium software to dynamically explore the relationships between elements, the periodic table and properties of the elements.
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Resources - A Reading Guide
In this resources worksheet, learners compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This worksheet has 56 short answer questions.
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Metals for Minting
Students study the Periodic Table to investigate basic properties of metals used to make coins. They discuss how historic events like the Civil War and Gold Rush had a direct impact on the trime.
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Properties of Elements
Eighth graders explore information about the periodic table of elements. Using the Internet, 8th graders choose one element to research. They complete an "Adopt and Element" information sheet. Using Microsoft Word, students create an...
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Structure of Matter
In this matter worksheet, students review the structure of matter including elements, atoms, and the periodic table. This worksheet is a graphic organizer.
PhET
Radioactive Dating Game
Uranium 235 has a half-life of over 700 million years and is the fuel used in the atomic bomb dropped on Hiroshima, Japan. Pupils see the half-lives and decay rates of Carbon-14 and Uranium-238. They also take measurements of these two...
Chemistry Collective
Virtual Lab: Identifying the Unknown Metal (Metals Density Problem)
A metal's density could be considered its fingerprint! A virtual lab activity has learners calculate the density of a sample of metal to make its identification. The simulation allows individuals to perform the measurements as if they...
NASA
Atoms, Elements, and Isotopes
Rings and golden nuggets contain the element gold, but how small can you break it down before it is no longer considered gold? A helpful presentation explains the basics about atoms, elements, and isotopes through a presentation.
Curated OER
Periodic Table of the Elements
Middle schoolers experiment with transition metals. For this transition metals lesson students find the common properties of transition metals and conduct an experiment using one of them. Middle schoolers then answer...
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Some Basic Chemical Ideas
In this chemistry worksheet, high schoolers fill in the blanks with the correct word from the word list. They examine the arrangement of elements in the periodic table.
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Periodic Trends
Students identify the different periodic trends. In this chemistry lesson, students discuss how elements are arranged in the periodic table. They apply what they have learned in a Jeopardy team game.
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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...
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Halogens
Students identify the elements that belong to the halogen family on the periodic table. In this chemistry lesson, students describe the common characteristics of elements in this group. They research about hydrochloric acid's effect on...
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Composition of the Atom
Learners investigate the structure of the atom and its composition. In this atom structure lesson, students find the area of cut out circles and drop pens into the circles. They count the number of marks in the circles and relate their...
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Periods and Groups; Valence Electrons; Masses
In this periods, groups, valence electrons and masses learning exercise, learners are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
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Atomic Trend Practice
In this atomic trend worksheet, students answer questions about trends in the periodic table such as ionization energy, atomic radii and electronegativity. They are given tables of elements and ions and they must identify which ones have...
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Chemical Elements: Student Story2
In this chemical elements: student story worksheet, students complete the written story by filling in the blanks with the names of the elements in brackets.
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Chemical Elements: Student Story 3
For this chemical elements: student story 3 worksheet, students complete the written story by filling in the blanks with the names of the elements in brackets.
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Elements
In this elements worksheet, students write in the symbol of the chemical element that matches its description. This worksheet has 10 fill in the blank questions.
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Thermochemistry
In this thermochemistry worksheet, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
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Atom Basics Review Sheet
In this atom worksheet, students fill in three charts using the periodic table to identify atomic number, atomic mass, number of subatomic particles and the element's symbols. Students draw an atom and it's subatomic particles as well as...
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Atoms, Molecules, and Ions
In this molecules worksheet, students review the parts of an atom and use element mass to determine isotopes. Students give the group, period, and classification for the given elements. This worksheet has 6 short answer questions and 17...