The World of Chemistry - 8. Chemical Bonds

Journey through the exciting world of chemistry with Nobel laureate Roald Hoffmann as your guide. The foundations of chemical structures and their behavior are explored through computer animation, demonstrations, and on-site footage at working industrial and research labs. This series was produced in 1988.

Question set to accompany the episode described below. Episodes are available on YouTube and the Internet Archive. The YouTube video is linked in the episode title below and in the Google Docs files. Transcripts can be found at the Internet Archive. And Roald Hoffmann has a World of Chemistry web page.

8. CHEMICAL BONDS (25 questions)

The differences between ionic and covalent bonds are explained by the use of scientific models and examples from nature.

Lessons of Phyz advantages:

• A heavy font ensures high legibility even in dim lighting
• Questions are designed to be answered while the video plays—quick, simple responses keep students engaged without requiring deep reflection that would take them out of the presentation
• Question types are mixed: fill-in-the-blank, multiple choice, and short answer are common; in some cases, matching or simple illustrations are involved
• "Play to the buzzer": the last question in the set is answered during the final seconds of the video
• I am a classroom teacher; I design resources for use with high school students
• If you find competing products online, by all means check them out. They may be cheaper; they may be free. None of them will be as professional, polished, or classroom-ready as this one.

The Google Docs files linked to in this product are suitable for use as Google Docs AND for printing and photocopying.

If you enjoyed The World of Chemistry, take a look at Chemistry: Challenges and Solutions. Videos available at Annenberg Learner. It consists of 13 half-hour episodes and was produced in 2014 by the Harvard-Smithsonian Center for Astrophysics.