Table 1
Initial conditions for chemistry: elemental abundances with respect to total H nuclei in the initial gas mixture (protosolar), in rocks (meteoritic) and in the residual gas after condensation of rocks.
| Element | Protosolar | Meteoritic | Residual gas | Element | Protosolar | Meteoritic | Residual gas |
|---|---|---|---|---|---|---|---|
| H | 1.0 | 1.7 × 10-4 | 1.0 | Ca | 2.3 × 10-6 | 2.3 × 10-6 | — |
| He | 9.5 × 10-2 | <10-10 | 9.5 × 10-2 | Na | 1.8 × 10-6 | 1.8 × 10-6 | — |
| O | 5.2 × 10-4 | 2.6 × 10-4 | 2.6 × 10-4 | Ni | 1.7 × 10-6 | 1.7 × 10-6 | — |
| C | 3.1 × 10-4 | 2.6 × 10-5 | 2.8 × 10-4 | Cr | 4.6 × 10-7 | 4.6 × 10-7 | — |
| Ne | 1.2 × 10-4 | <10-10 | 1.2 × 10-4 | Cl | 3.5 × 10-7 | 3.5 × 10-7 | — |
| N | 7.2 × 10-5 | 1.9 × 10-6 | 7.1 × 10-5 | Mn | 2.9 × 10-7 | 2.9 × 10-7 | — |
| Mg | 4.3 × 10-5 | 4.3 × 10-5 | — | P | 2.8 × 10-7 | 2.8 × 10-7 | — |
| Si | 3.5 × 10-5 | 3.5 × 10-5 | — | K | 1.2 × 10-7 | 1.2 × 10-7 | — |
| Fe | 3.2 × 10-5 | 3.2 × 10-5 | — | Ti | 9.3 × 10-8 | 9.3 × 10-8 | — |
| S | 1.4 × 10-5 | 1.4 × 10-5 | — | F | 2.8 × 10-8 | 2.8 × 10-8 | — |
| Al | 3.0 × 10-6 | 3.0 × 10-6 | — | V | 8.5 × 10-9 | 8.5 × 10-9 | — |
| Ar | 2.6 × 10-6 | <10-10 | 2.6 × 10-6 |
Notes. Protosolar abundances of volatiles and noble gases from Asplund et al. (2021) and corrected for sinking (Vinyoles et al. 2017; Eggenberger et al. 2022). Meteoritic abundances from Lodders (2010).
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