Sodium Chloride is an alkali halide with an fcc crystal structure ... The diagram shows both a unit cell with ion locations indicated (a) and a space filling model (b) of ionic hard spheres. The ...

Tell students that each salt crystal is made up of two different types of particles called sodium ions and chloride ions. Tell students that ions are atoms or molecules that have either a positive or ...

The carbon dioxide, sodium chloride, cesium chloride, and one of the copper models were manufactured by Leybold. If you have any questions about the demos or notes you would like to add to this page, ...

Students make it by combining a sodium alginate solution with a calcium chloride solution. The teacher uses this product to model answers to the three questions students need to answer in their ...

Dot and cross diagrams help us to model when ions are formed from atoms. Here’s an example using sodium and chlorine. They form ions which bond to form sodium chloride. 2. Work out how many ...