TIANQIHAO Chemical Molecular Structure Model Molecular Model Kitsodium Chloride Structure Modelsodium Chloride Proportional Crystal For Organic And Inorganic Chemistry Doctors
TIANQIHAO
Material: Made of PVC material, placed on the base, no peculiar smell, which is corrosion resistant, lightweight, and has high strength. This model is composed of: 14 green balls with a diameter of 30mm in chloride ion, 13 silver-grey balls with a diameter of 23mm in sodium ion, and 54 plastic rods with a diameter of 66mm. The unit cell is a face-centered cubic; anions and cations all form a face-centered cubic and are formed by interspersing each other. There are 6 anions around each cation, and there are 6 cations around each anion, all forming a regular octahedron.There are 4 cations and 4 anions in each unit cell, the composition is 1:1. Applications: Perfect for Kids' science project, education toys, physical or mechanical learning, teacher's Demo props on the class, birthday for friends, families, kids, etc.
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