Curated OER
Periodic Trends
Chemists compare the electronegativity, ionization energy, electron affinity, and ionic radius of different elements. This worksheet is composed of 11 multiple choice questions, and 8 written explanations. Critical thinking skills are...
Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
Curated OER
Size of Atoms - Trends
This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...
Curated OER
Chalkboard Challenge: The Periodic Table and Periodicity
In a well-prepared Jeopardy-style game, your chemisty class can review the periodic table. Questions cover the element groups, some history, atomic number, atomic and ionic radii, electronegativity, and the shielding effect. What a fun...
Curated OER
Ion (Derstand) Bonding through Energy Level Diagrams
Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Curated OER
Summary of Periodic Trends
This concise collection of images speaks volumes about the trends in the periodic table of elements. Different versions of the periodic table are displayed demonstrating different trends. Teachers' notes are included to assist your...
Curated OER
The Building Blocks
This PowerPoint is a comprehensive review of all the facts related to an atom's basic structure and function. What makes this unique is that it is geared toward an audience of junior geologists. After introducing the periodic table of...
Curated OER
Periodic Trends
In this periodic trends learning exercise, students compare the physical and chemical properties of elements by their position in the Periodic Table. Some of the properties investigated are ionization energy, electron affinity, and...
Curated OER
Unit 4 - Periodic Table
There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...
Kenan Fellows
What Element Would You Be?
Primo Levi wrote a collection of short stories comparing his life from Italy to Auschwitz to elements in the periodic table. Pupils read an excerpt from his book and research the characteristics of various elements. Then, they make a...
University of Texas
Matter and the Periodic Table Chemical Families and Periodic Trends
Is assembling the periodic table as simple as Tetris? Scholars arrange colored cards into a logical order and then make connections to the arrangement of the periodic table. Hands-on activities include adding trend arrows and analyzing...
National Institute of Open Schooling
d-Block and f-Block Elements
Potassium permanganate, containing manganese one of the transition elements, has many uses such as mouthwash and propelling rockets, making it is a very diverse compound. The lesson delves into such transition elements and lanthanides,...
National Institute of Open Schooling
Solid State
Crystal comes from a Greek word meaning ice. Activity eight in a series of 36 has class members analyzing amorphous and crystalline solids and further classifying them based on their forces. They then explore solids, learning about unit...
Curated OER
The Periodic Table
Eleventh graders examine the history and development of the periodic table and properties of elements. They complete worksheets, take notes during a teacher-led discussion, and produce their own periodic table.
Curated OER
Periodic Table Chart Problem
For this chemistry worksheet, learners fill in the correct elements with the help of the 25 questions. The end result is supposed to be a filled in and complete periodic table of elements.