antibonding orbital References antibonding orbital Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: chemical bonding/ Molecular orbitals of H2 and He2…way is therefore called an antibonding orbital; it is often denoted σ* (and referred to as “sigma star”) or, because it is the second of the two σ orbitals, 2σ. Read More…way is therefore called an antibonding orbital; it is often denoted σ* (and referred to as “sigma star”) or, because it is the second of the two σ orbitals, 2σ. Read More