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Appearance energies and peak energies for the negative ions formed by DEA to Cr(CO)6.
| anion | mass (u) | AE (eV) | AE (eV) [20] | peak energy (eV)a | peak energy (eV) [20] | ||||
| Cr(CO)5− | 192 | 0.0 | 0.10 | 0.1 | — | — | 0.4 | — | — |
| Cr(CO)4− | 164 | 0.5 | 0.60 | 1.5 | 3.8 | 8.6 | 1.5 | 3.9 | — |
| Cr(CO)3− | 136 | 2.9 | 3.00 | — | 4.7 | 8.7 | — | 4.3 | — |
| Cr(CO)2− | 108 | 4.6 | 4.50 | — | 5.9 | 8.3 | — | 6.0 | 8.5 |
| Cr(CO)− | 80 | 6.2 | 6.00 | — | — | 8.5 | — | — | 7.9 |
| Cr− | 52 | 6.4 | 6.85 | — | — | 8.8 | — | — | 8.8 |
aValues are taken of the maxima of the peaks.
