Curated OER
Chemistry
In this chemistry worksheet, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
Curated OER
Moles Worksheet
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
Curated OER
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
Periodic Table
Explanations of shell structure in an atom and the decisions that affect periodic table organization are discussed here. Students view well organized charts to list and compare elements that are placed in different sections of the...
Kenan Fellows
Isotopic Pennies
Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...
Biology Junction
Macromolecules
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
Royal Society of Chemistry
Electronegativity Values
Finally, an electronegativity resource your class will be strangely drawn to! Skilled scientists manipulate interactive puzzles to gain an understanding of common electronegativity values. The great thing? You can conduct the lesson...
Royal Society of Chemistry
Shapes of Molecules—Distortion from the Pure Geometry
Ready to introduce the realities of molecular geometry to chemistry pupils? Use a logic-based interactive! Perfect as individual practice, the puzzles explore the bond angles and repulsions present in three common molecular shapes.
Curated OER
Combination of Atoms
In this atoms worksheet, students review protons, neutrons, electrons, molecules, compounds, and ions. This worksheet has 10 fill in the blank and 3 problems to solve.
Curated OER
Matter: Build a Word
Fourth graders examine matter and the periodic table of elements. In this matter lesson, 4th graders discuss atoms and their composition. Students explore the periodic table of elements and use it to spell words out of the elements.
Curated OER
Where's the Period in the Periodic Tables?
Students investigate the Periodic Table of Elements. The teacher is provided with the necessary background information to complete the instructional activity. Students practice matching the element symbol to its place on the chart.
Curated OER
Chemistry Scavenger Hunt
In this chemistry worksheet, learners identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.
Curated OER
Atomic Structure: The Heart of Matter
Students study the particles of which atoms are made. They define the electron, proton, and neutron and their attributes.
Curated OER
Atomic Structure and Quantum Theory
Students are introduced to the structure of an atom and Dalton's atomic theory through a short video and mini-lecture. They also take a look at the weight of mass and become familiar with the idea of quantum theory
Curated OER
Matter: All That "Stuff"
In this chemistry learning exercise, students learn about matter, including atoms, electrons, protons, neutrons, compounds and chemical properties. They use this information to answer the 10 questions on the learning exercise. The...
Curated OER
Balancing Act
In this chemical equation worksheet, students learn about atoms, elements and how to balance chemical equations. They walk through a few problems step by step, and then students attempt to complete some on their own. In total, there are...
Curated OER
What is Everything Made of?
Students observe a demonstration on how we see space between water molecules. In this experimental instructional activity students discover what elements make up the things around them and discuss what they learned.
Curated OER
Doing Lewis Dot Diagrams
Students observe the periodic table and draw the Lewis Dot Diagram. In this investigative lesson students construct information on several elements including the Lewis Dot Formation and take a quiz on the information they...
Curated OER
Some Basic Chemical Ideas
In this chemistry worksheet, students fill in the blanks with the correct word from the word list. They examine the arrangement of elements in the periodic table.
Curated OER
Absolute Dating/Radioactive Dating
Students explore radioactive decay. In this radioactive atoms lesson students complete a lab to help them understand the relationship between radioactive atoms vs stable atoms.
Curated OER
Are You Charged?
Fourth graders study the charges on ions and familiarize themselves with a quick way to remember charges based on location of elements on the periodic table. They complete a worksheet and share their answers with the class.
Curated OER
Periodic Table Lesson Plan
Students describe how elements are arranged on the periodic table. They compare metals, nonmetals, and metalloids based on their properties and on their locations in the periodic table. Students describe the differences between a...
Curated OER
Electron Configurations and Orbital Diagrams
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.
Curated OER
Atomic Structure
In this elements worksheet, students complete a graphic organizer by filling in the element symbol, atomic number, atomic mass, and the number of protons, electrons, and neutrons. Then students complete 2 short answer questions.