Molecule
2 or more atoms bonded together
Chemical band
Connection between atoms
Model
Representation of an object
Chemical formula
The atoms ( letters and numbers) that make up a molecule
Chemical structure
The specific way that atoms are arranged
Crystal
Structure of atoms or molecules in a 3D pattern
Polymer
Structure of molecules in a repeating chain pattern
Extended structure
A molecule whose atoms occur in a consistent ratio+ repeating pattern
Ratio
A quantity relationship between 2 things