Binary, two (C,O).
Quaternary, four (Al,O,H,Cl).
Ternary, three (K,N,O).
1-10. NUMBER PREFIXES
We often use prefixes to denote the number of atoms of an element in a
compound. For example, CO contains one oxygen atom and is named carbon
monoxide. Mon or mono indicates one atom. Here is a list of the commonly used
SO2 is named sulfur ______________________ oxide.
CF4 is names carbon ______________________ flouride.