# Classroom Resources: Atomic Structure

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1 – 23 of 23 Classroom Resources

• Conservation of Mass, Atomic Mass, Subatomic Particles, Law of Conservation of Energy | High School

### Activity: Building a Nuclide

In this activity, students will construct a model of a nuclide and use this model to investigate why the mass of the nuclide is less than the summative mass of the individual nucleons (protons and neutrons). Additionally, the constructed nuclide will be used to help students conceptualize and differentiate between key lesson terminology (mass defect, strong nuclear force, and nuclear binding energy).

• Radiation, Half Lives, Isotopes, Alpha/Beta/Gamma Decay, Atomic Mass, Subatomic Particles, Radioactive Isotopes | High School

### Activity: Radiological Applications of Isotopes

In this lesson, students will apply their knowledge of nuclear notation using trading cards to investigate and discuss the applications of isotopes in the medical field. The conclusion of the activity includes a summative assessment where students must advertise the radiological services using their knowledge of isotopes and their medical applications

• Isotopes, Atomic Mass, Subatomic Particles

### Simulation: Isotopes & Calculating Average Atomic Mass

In the May 2017 simulation, students first learn how the average atomic mass is determined through a tutorial based on the isotope abundance for Carbon. Students will then interact within a workspace where they will select the number of isotopes, the mass of each isotope as well as their abundancies in order to successfully build a mystery element. Finally they will use their choices to calculate the average atomic mass of the mystery element.

• Density, Elements, Periodic Table, Atomic Mass, Atomic Radius, Electronegativity | Middle School, High School

### Activity: Organizing the Periodic Table

In this activity, students are challenged to organize elements into the shape of the periodic table based on trends in data. Students are given a set of cards, each card representing an element, and containing five data points for consideration. The data that students will analyze includes atomic mass, atomic radius, melting point, density and electronegativity.

• Elements, Periodic Table, Atomic Mass, Subatomic Particles | Middle School, High School

### Activity: Periodic Table Connect The Dots

In this activity, students solve a series of clues about elements in order to uncover a message that has been hidden in the periodic table. Using the clues, students draw lines between identified elements on the table, which then connect to form the message. Two versions of this activity are available, varying the difficulty level of the clues.

• Physical Properties, Elements, History, Periodic Table, Atomic Mass, Subatomic Particles | High School

### Activity: Which Element Am I?

In this activity, students will be challenged by a list of clues that describe 50 different elements from the periodic table. Using their own knowledge, or the help of the internet students will determine the identity of each element based on the clue provided.

• Physical Properties, History, Periodic Table, Model of the Atom, Atomic Theory, Atomic Mass, Subatomic Particles, Chemical Properties | Elementary School, Middle School, High School

### Activity: Mendeleev Video Questions

In this activity, students will watch a video and answer questions about Dimitri Mendeleev. They will learn about his contribution to chemistry, including his organization of the periodic table and awareness to leave gaps for elements that weren’t yet discovered.

• Physical Properties, History, Periodic Table, Atomic Mass, Subatomic Particles, Chemical Properties | Elementary School, Middle School, High School

### Activity: History of the Periodic Table Video Questions

In this activity, students will answer questions while watching a video about how the periodic table was developed and learn about those who contributed to it.

• Isotopes, Atomic Mass, Subatomic Particles | Middle School, High School

### Activity: Candy Isotopes & Atomic Mass

In this activity, students will learn about isotopes and be introduced to basic average atomic mass calculations. They will use simple numbers and M&M candies to model ratios that approximate real world atomic mass values on the periodic table.

• Elements, History, Periodic Table, Covalent Bonding, Ionic Bonding, Atomic Mass, Subatomic Particles | Middle School, High School

### Project: Exploring Elements

In this project, students will select an element and then use Ptable.com to explore aspects of the element including its periodicity, electron configuration, history, and uses in industry.

• Isotopes, Atomic Mass, Subatomic Particles | Middle School, High School

### Activity: Simulation Activity: Isotopes & Calculating Average Atomic Mass

In this simulation, students first learn how the average atomic mass is determined through a tutorial based on the isotope abundance for Carbon. Students will then interact within a workspace where they will select the number of isotopes, the mass of each isotope as well as their abundancies in order to successfully build a mystery element. Finally they will use their choices to calculate the average atomic mass of the mystery element.

• Model of the Atom, Atomic Mass, Subatomic Particles, Electrons | Middle School, High School

### Project: Element Project

In this project, students will become familiar with and have a workable understanding of atomic structure. The students will also create and construct a model of an atom.

• Elements, Periodic Table, Atoms, Model of the Atom, Valence Electrons, Atomic Mass, Subatomic Particles | Middle School, High School

### Activity: Mystery Elements

The students will work in cooperative groups to construct Bohr models of "mystery" elements and record missing information about each element. Students will also create a new "mystery" element card for a classmate to analyze and determine its identity.

• History, Periodic Table, Model of the Atom, Atomic Theory, Atomic Mass, Subatomic Particles | Elementary School, Middle School, High School

### Video: Dimitri Mendeleev Video

This video tells the story of how Dimitri Mendeleev organized the periodic table, even leaving gaps to be filled in with elements that weren't yet discovered.

• Atomic Mass, Subatomic Particles | Elementary School, Middle School, High School

### Video: History of the Periodic Table Video

In this video, Sam Kean tells the story of the development of the periodic table. He also pays tribute to each of the major scientific contributors, including Dimitri Mendeleev, who made great discoveries through their efforts to best organize the elements.

• Isotopes, Measurements, Atomic Mass | High School

### Activity: Beanium Isotopes

In this activity, students will determine the average atomic mass of a sample of an imaginary element called Beanium.

• Atoms, Model of the Atom, Isotopes, Atomic Theory, Atomic Mass, Subatomic Particles, Ions | High School, Middle School

### Activity: Simulation Activity: Building an Atom

In this simulation, students manipulate the number of protons, neutrons, and electrons in an element and determine how these effect the mass number, atomic number, and other properties of an atom.

• Isotopes, Atomic Mass, Subatomic Particles, Experimental Design | High School

### Lab: Isotopes Make Cents

In this lab, students use a sample of pennies to mimic how average atomic mass is calculated.

• Molecular Formula, Molar Mass, Atomic Mass | High School

### Activity: Molecule Building Tournament

In this activity, students determine molecular formulas given formula masses and a limited number of atoms.

• Physical Properties, History, Periodic Table, Atoms, Model of the Atom, Isotopes, Electron Configuration, Valence Electrons, Atomic Mass, Subatomic Particles, Atomic Radius, Chemical Properties, Electrons, Orbitals | High School, Middle School

### Activity: Ptable.com Investigations

In this activity, students will use the online periodic table found at www.ptable.com to investigate a number of chemistry concepts. Students will use this online resource to explore information about the elements, including historical data, physical properties, periodic trends and more.

• Physical Properties, Interdisciplinary, History, Periodic Table, Review, Culminating Project, Isotopes, Electron Configuration, Atomic Mass, Subatomic Particles, Chemical Properties | High School, Middle School

### Project: 21st Century Elements

In this project, students will learn the importance of the elements in our lives. The students will research one chosen element and create a website, a digital comic strip, or a video to explain the important properties of the element as well as why the element is so important to our lives.

• Review, Model of the Atom, Isotopes, Balancing Equations, Atomic Mass, Subatomic Particles, Lewis Dot Diagrams, Electrons, Ions | High School, Middle School

### Activity: Tic-Tac-Toe Review

In this activity students collaborate to complete tic-tac-toe review questions to prepare for a test on the atomic structure unit. The idea behind the activity is to give students choice and you can read more about the inspiration for the activity in the May issue of Chemistry Solutions.

• Elements, Periodic Table, Atoms, Model of the Atom, Atomic Mass, Electrons | Middle School

### Activity: Augmented Reality and the Atomic Model

In this project, students will first work with a partner to select a common element from the periodic table to research. They will create a video using iPods to present their research and they will access the Aurasma app on iPods to upload their video. Students will create a trigger image using a picture of the element from the periodic table. Secondly, the students will use the Aurasma App to scan a different element’s trigger image and will use information from another group’s video to construct a model that replicates the atomic structure for the selected element.