Hurry a student is asked to balance an equation by using the half-reaction method. he determines the two half reactions as shown below. what should he write as the final, balanced equation?

Yes i think so not 100 percent sure though

Ido not understand. 

Order of filling levels and sublevels of electrons: 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s²4d¹⁰5p⁶6s²3f¹⁴5d¹⁰6p⁶for an element with 5 electrons in the 3d energy level: full configuration: 1s²2s²2p⁶3s²3p³.

Answer ozone (o3) is made of three atoms of oxygen, it is a molecule;