Shapes of Atomic Orbitals Four different kinds of orbitals ■Denoted s,p,d,andf s and p orbitals most important in organic chemistry s orbitals:spherical,nucleus at center p orbitals:dumbbell-shaped,nucleus at middle An s orbital A p orbital A d orbital Shapes of Atomic Orbitals „ Four different kinds of orbitals „ Denoted s, p, d, and f „ s and p orbitals most important in organic chemistry „ s orbitals: spherical, nucleus at center „ p orbitals: dumbbell-shaped, nucleus at middle