The Periodic Table of Elements Phenomena-Based Lesson: Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water Teacher Discussion Guide | Consumer Chemistry | Grades 9–12
The Periodic Table of Elements Phenomena-Based Lesson: Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water Teacher Discussion Guide | Consumer Chemistry | Grades 9–12
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This is the teacher discussion guide, with lesson flow, facilitation questions, anticipated student ideas and model explanations for leading the class discussion for the Phenomena-Based Lesson in the Consumer Chemistry (grades 9–12) chapter The Periodic Table of Elements, built around the phenomenon Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water. It is sold separately from the other two parts of the set.
Complete the set: The Periodic Table of Elements Phenomena-Based Lesson: Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water Presentation; The Periodic Table of Elements Phenomena-Based Lesson: Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water Student Response Sheet. Scaffolded version: The Periodic Table of Elements Scaffolded Phenomena-Based Lesson: Violent Hydrogen Gas Detonation and Purple Flame When Metallic Potassium Contacts Cold Liquid Water Teacher Discussion Guide.
Sections: NGSS Dimension; Specific Performance Expectation & Dimensional Alignment; Slides; Segment; Focus Activity & Instructional Goal; Anchoring Driving Question (student Sensemaking):; Talk Move Category; Teacher Facilitation Prompt & Sensemaking Strategy. Sample item: “Why does potassium react with explosive violence when touched by water while transition metals in the same row do not react at all?”
What's inside: Teacher Discussion Guide (editable .docx + PDF, about 1,802 words, 7 pages); answer key / model answers for the teacher.
Standards: NGSS High School Physical Science (HS-PS) disciplinary core ideas and the science practices of analyzing data and constructing explanations.
Resource type: Phenomena-Based Lesson – Teacher Discussion Guide. Format: editable Microsoft Word file plus a ready-to-print PDF.
Classroom use: Open with the phenomenon slide show, let students record ideas on the response sheet, and lead the discussion with the teacher guide. Built for Consumer Chemistry, grades 9–12.
Format note: These files are delivered in Microsoft Office formats (Word and/or PowerPoint). If you open a worksheet that includes tables in Apple Pages or another non-Microsoft app, table formatting may not display correctly. For best results, use Microsoft Word or PowerPoint (or upload the file to Google Docs). If you run into any formatting issues, contact us and we can send a PDF version.