Molecule
2 or more atoms bonded together ex:H2O
Chemical bond
Connection between atoms
Model
Representation of an object
Chemical forming
The atoms (by way of letters and numbers) that make up a molecule
Chemical structure
A specific way that atoms are arranged
Crystal
Structure of atoms or molecules in a 3D pattern
Polymer
Structures of molecules in a representing chain pattern
Extended structure
A molecule whose atoms or occur in a constant ratio and repeating pattern
Ratio
Quantity relationship between 2 things
Compound
A pure substance made up of two or more different types of atoms joined by chemical bonds.
Pure substance
A sample of matter that has specific chemical and physical properties such as appearance melting point and reactivity.