Virginia Department of Education
Average Atomic Masses
Facilitate learning by using small objects to teach the principles of atomic mass in your science class. Pupils determine the average mass of varying beans as they perform a series of competitive experiments. They gather data and...
Center for Applied Linguistics
Chemical Interactions: Atoms and Bonding
Watch budding chemists interact with the resource on chemical interactions. In the unit, six lessons provide an overview of basic chemistry, from understanding the development of atomic theory to distinguishing between ionic and covalent...
Curated OER
Physical and Chemical Trends in the Group 7 Elements
In this elements worksheet, students complete a graphic organizer by comparing the melting point, boiling point, density, and electronic configuration of given elements. Students determine the characteristics of Group 7 elements. This...
Curated OER
Chemistry Worksheet 6
In this chemistry worksheet, students calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
Curated OER
Trends in Physical Properties of Group 2 Elements
In this elements learning exercise, students complete 2 graphic organizers by comparing the element symbol and melting point for given elements. Then students plot a graph of their atomic radius against proton number.
Curated OER
Chemistry Review
In this chemistry review worksheet, students read about atoms and the periodic table and they complete a chart using the periodic table to find the atomic number, atomic mass and group of given elements. Students answer 5 questions about...
Curated OER
Bohr Energy Level Diagrams for Atoms
In 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.
Curated OER
Resources - A Reading Guide
In this resources worksheet, students 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.
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. In this transition metals activity students find the common properties of transition metals and conduct an experiment using one of them. Middle schoolers then answer questions...
Curated OER
Some Basic Chemical Ideas
In this chemistry learning exercise, learners fill in the blanks with the correct word from the word list. They examine the arrangement of elements in the periodic table.
Curated OER
Electron Configurations of Transition Metal Elements
In this elements worksheet, learners review the electron configuration of given elements and then complete the electron diagrams for the transition metal elements. This worksheet has 5 problems to solve.
Curated OER
Atomic Bonding
For this bonding worksheet, students combine the given atoms to make new neutral compounds. This worksheet has 22 problems to solve.
Curated OER
Metals and Non-Metals
In this metals and non-metals learning exercise, students read an explanation of metals and non-metals and then answer three questions for each about conductivity and form.
Curated OER
Element Names and Symbols
In this chemistry activity, students use an interactive website to study the names and symbols of elements. They give the names and symbols of 69 common elements.
Curated OER
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.
Curated OER
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...
Curated OER
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...
Curated OER
Periods and Groups; Valence Electrons; Masses
In this periods, groups, valence electrons and masses worksheet, students are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
Curated OER
Composition of the Atom
Students 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...
Curated OER
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...
Curated OER
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...