This chemistry video tutorial provides an introduction to writing the formula of an ionic compound that contains transition metals with roman numerals and polyatomic ions. Polyatomic Ions - Free Formula Sheet: Chemistry Chapter 2 - Video Lessons: Final Exam and Test Prep Videos: _______________________________ Unit Conversion Problems: Physical Vs Chemical Properties: Elements, Atoms, & Molecules: Protons, Neutrons, & Electrons: Average Atomic Mass: ___________________________________ Ionic and Covalent Bonding: Naming Molecular Compounds: Memorize The Polyatomic Ions: Writing Formulas - Molecular Compounds: Naming Ionic Compounds: _____________________________________ Naming Transition Metal Compounds: Writing Formulas - Ionic Compounds: Writing Formulas - Polyatomic Ions: Naming Acids In Chemistry: Introduction to Moles: _____________________________________ Final Exams and Video Playlists: Full-Length Videos and Worksheets: