Methyl substitution in carbenes: Lack of steric or hyperconjugative stabilization effects on the CH₃CH singlet-triplet splitting

Physics & Astronomy

• atomic energy levels 27%
• carbenes 100%
• carbon 8%
• configuration interaction 12%
• electrons 5%
• ground state 8%
• methylene 47%
• orbitals 17%
• self consistent fields 12%
• stabilization 53%
• substitutes 50%
• valence 9%

Chemical Compounds

• Carbene 61%
• Carbon Atom 7%
• Electron Particle 8%
• Generalized Valence Bond Theory 26%
• Orbital 26%
• Singlet-Triplet Splitting 95%
• Steric Effect 15%
• Substitution Reaction 39%
• Triplet Ground State 21%
• Triplet State 31%

Engineering & Materials Science

• Carbon 47%
• Electrons 63%
• Ground state 94%
• Stabilization 53%
• Substitution reactions 62%