Curated OER
Protons, Neutrons and Electrons Homework
Perfect for reviewing atomic components, this worksheet simply consists of a large, easy-to-read chart of 11 elements. Chemistry learners fill in the missing element symbol, number of protons, neutrons, and electrons, the atomic mass and...
Curated OER
Protons, Neutrons, and Electrons
Using the periodic table of elements, young chemists fill in a chart of isotopes to show the atomic number, mass, charge, number of protons, number of neutrons, and number of electrons. The chart is followed by 11 questions that...
Curated OER
History of the Atom
This is a tremendous overview of the tiny atom. Journey through the history of human understanding of this basic building block of matter. Examine each of the sub-atomic particles in detail: neutrons, protons, electrons, quarks. Peruse...
American Chemical Society
Protons, Neutrons, and Electrons
Atomic bombs harness the power in the nucleus of an atom, creating devastating power and damage. Classes review parts of an atom by charging a piece of plastic and holding it near their fingers, discussing what is happening and why....
Curated OER
The Number of Neutrons
Although the focus of this learning exercise is the neutron, you cannot talke about them without also dealing with protons and electrons! Chemistry kids fill in a table of 14 elements, identifying the mass, atomic number, isotopic...
Curated OER
The Atoms Family ~ Atomic Math Challenge
Bold boxes present parts of the periodic table, with some of the contents conveniently missing. Beginning chemists fill in the blanks, which may include the atomic number, atomic mass, atomic symbol, or element name. Beneath each box...
Curated OER
Masses of Atoms
In this masses of atoms activity, students complete a chart of 7 isotopes with their isotope symbol, atomic mass, atomic number, and the number of protons, neutrons and electrons. They calculate the average atomic mass of two elements.
Curated OER
What Do Atoms Look Like?
In this atomic structure worksheet, students answer eleven short answer questions about the structure of atoms including the number of protons, neutrons and electrons. Students indicate the differences in isotopes of atoms and what the...
Curated OER
The Atom Board - Making Atoms
In this atom activity, chemists learn how to determine the number of protons, neutrons and electrons in an atom using the atomic mass and atomic number. They complete a chart of the subatomic particles and use marbles to represent...
Curated OER
The Atom
In this atom worksheet, students complete a graphic organizer for the structure of the atom. They include the definition of the mass number, the atomic mass, the atomic number, the protons, neutron and electrons.
Royal Society of Chemistry
Atomic Structure
Changing the number of neutrons in an atom makes it an isotope, but it does not change the element. Pupils complete logic puzzles, matching isotopes with their unique number of protons, neutrons, and electrons. Either on paper or timed...
CK-12 Foundation
Atoms to Molecules: Constructing Helium
Protons and neutrons and electrons, oh my! Physical science scholars get hands-on with interactive atomic modeling. Starting with a simple helium atom, participants create and name ions, then build isotopes. Questions throughout the...
Curated OER
Atomic Musical Chairs
An engaging activity enlightens young chemists in this lesson on atomic structure. They play musical chairs through a series of concentric circles that represent electon orbitals. A laundry basket in the middle holds the protons and...
Curated OER
Matter and Atoms
In this matter and atoms worksheet, students will fill in the number of protons, electrons, and neutrons for five different atoms. Then students will fill in the blanks of five statements with words from a word bank. Finally, students...
Curated OER
Edible Atom/Molecule
Upcoming chemists construct atom or molecule models out of candy. This is a classic idea that learners really enjoy; however, this lesson plan is vague. There is no instruction about the structure of atoms or molecules. Make sure you...
Curated OER
Chemical Elements
In this elements worksheet, students determine the number of moles and the number of protons, electrons, and neutrons for given atoms or ions. Students calculate the atomic weight of an element. This worksheet has 3 fill in the blank and...
Curated OER
Atomic Weight
In this chemistry worksheet, students read about atoms, their charges, and their parts; protons and neutrons. They examine how to determine atomic weight by looking at an example. They work online as they practice finding the atomic...
Curated OER
Bohr Model Diagrams
In this Bohr model diagram worksheet, students draw the Bohr diagram for 6 elements. They show the number of electrons in each energy level and the total number of protons and neutrons in the nucleus.
Curated OER
The Elementary Particle Masses
In this elementary particle mass worksheet, students calculate the mass of elementary particles in kilograms and million electron Volts. Students solve 4 problems finding Top Quark mass, total quark mass of a proton and Strange Quark mass.
Curated OER
Periodic Table
In this periodic table worksheet, students use the periodic table to complete the chart with the given elements. Students fill in the atomic number, atomic mass number, protons, neutrons, and electrons.
Curated OER
Chemistry: Atomic Number and Mass Number
All you will find here is a simplistic chart of 17 elements (hydrogen is repeated) for chemistry beginners to fill in. They list atomic number, mass, and the numbers of protons and electrons. There are three critical thinking questions...
Curated OER
Boron and Oxygen Atoms
In this atom molecule worksheet, students will use a boron atom diagram to answer three fill-in-the-blank questions. Then students will label the protons, neutrons, and electrons on an oxygen atom diagram.
Curated OER
Sub-Atomic Particles and Energy
In this atomic particles worksheet, students complete an elements chart comparing atomic number, mass number, protons, neutrons, and electrons. Students write the electron configuration for atoms. This worksheet has 1 graphic organizer...
Curated OER
Elements
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.