How evenly can approximate density functionals treat the different multiplicities and ionization states of 4d transition metal atoms?

Engineering & Materials Science

• Transition metals 100%
• Ionization 88%
• Atoms 70%
• Positive ions 63%
• Ionization potential 30%
• Excitation energy 28%
• Excited states 28%
• Molecular mechanics 27%
• Ground state 25%
• Density functional theory 25%
• Contamination 16%

Chemical Compounds

• Metal Atom 65%
• Ionization 54%
• Transition Element 49%
• Spin Splitting 29%
• Cation 29%
• Electron Spin 28%
• Orbital 28%
• Energy 24%
• Hartree-Fock Method 23%
• Hartree-Fock Calculation 20%
• Spin State 19%
• Ionization Potential 16%
• Molecular Mechanic 16%
• Excited State 13%
• Ground State 13%
• Error 12%
• Density Functional Theory 10%
• Application 5%

Physics & Astronomy

• functionals 63%
• transition metals 56%
• ionization 47%
• gradients 36%
• approximation 35%
• atoms 34%
• cations 15%
• orbitals 8%
• neutral atoms 6%
• ionization potentials 6%
• set theory 6%
• cancellation 6%
• excitation 6%
• contamination 5%
• energy 5%
• density functional theory 4%
• ground state 4%
• symmetry 3%
• predictions 3%