Iron and sulfur reaction. This demonstration or class experiment shows the exothermicreaction of two elements , iron and sulfur , to form the compound , iron sulfide. The two solids are mixed and heated in a test-tube (or ignition tube). #chemistry #love #like #organic #periodic #table #followme #covalent #ionic #gases #electrochemistry #acids #bases #atom #stem #projects #science #highschool #followme #follow4followback #share | ChemClub

Understanding Atomic Structure: Oxygen, Sulfur, Selenium, Tellurium & Polonium Explained This instructional video breaks down the atomic structure of five important elements: oxygen, sulfur, selenium, tellurium, and polonium. Designed for grade 8 students, it explains atomic number, atomic mass, electrons, protons, and neutrons with clear visuals and examples. Learn how these atomic components influence each element's unique properties and real-world uses. Perfect for enhancing your science know