Propane (C3H8)

Short alkane illustrating additive σ-manifold building blocks before branching and hyperconjugation lectures. Teaching note: figures illustrate qualitative electronic structure; quantitative benchmarking should use larger bases, dispersion, and experimental structures.

Geometry
Alkane
Polarity
Nonpolar
Bond angle
~109.5°
Hybridisation
sp3
VSEPR
AX4
Bonds
2 C–C σ + 8 C–H σ
Molecular orbitals
Larger σ-only manifold; MO viewer uses gas-phase idealization (not torsional ensemble).
SMILES
CCC

Electron density: spin-paired GPAW (PBE) on an isolated gas-phase geometry; molecular orbitals: restricted mean-field RHF with sto-3g in PySCF unless noted.

Open the interactive 3D viewer · Edit in the Molecule Builder · Plans

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