It is possible for an electron in a molecular orbital to be found outside of the boundary created by the combined atomic orbitals.

Question

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Molecular orbitals are a combination of atomic orbitals, with the electron density distribution spread out over the entire molecule. It is possible for the electron to be found outside of the boundary created by the combined atomic orbitals, as molecular orbitals do not have fixed boundaries like atomic orbitals.

It Is Possible for an Electron in a Molecular Orbital