Chapter 2 - Atoms, Molecules, and Ions - Questions and Exercises - Questions - Page 83: 2.15

In dinitrogen tetroxide, the prefixes before the elements give the number of atoms of the elements that are found in the compound; therefore, the molecular formula for dinitrogen tetroxide is N$_{2}$O$_{4}$. In this compound, there are two nitrogen atoms bonded to four oxygen atoms.

In dinitrogen tetroxide, the prefixes before the elements give the number of atoms of the elements that are found in the compound; therefore, the molecular formula for dinitrogen tetroxide is N$_{2}$O$_{4}$. In this compound, there are two nitrogen atoms bonded to four oxygen atoms.