Chemical gardens represent a fascinating class of self-organised structures that emerge when metal salts interact with anions in solution, most commonly silicates, leading to the formation of ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

A 100mm petri dish containing water is placed on an overhead projector. When solid Pb(NO 3) 2 is place on one side and solid KI on the other, PbI2 precipitates in the center.