Matières
Niveaux
Le tableau ci-dessous donne une liste exhaustive des chaleurs molaires de réaction de synthèse pour diverses substances, mesurées sous des conditions standards à TAPN, c'est-à-dire à 25|^\circ|C et à 101,3 kPa.
| Réactions de synthèse | Chaleur molaire |
| |H_{2(g)} + 0,5\ O_{2(g)} \rightarrow H_2O_{(g)}| | |\Delta H = -242,2\text { kJ}| |
| |H_{2(g)} + 0,5\ O_{2(g)} \rightarrow H_2O_{(l)}| | |\Delta H = -286,2\text { kJ}| |
| |H_{2(g)} + 0,5\ O_{2(g)} \rightarrow H_2O_{(s)}| | |\Delta H = -292,2\text { kJ}| |
| |C_{(s)} + 0,5\ O_{2(g)} \rightarrow CO_{(g)}| | |\Delta H = -110,7\text { kJ}| |
| |C_{(s)} + O_{2(g)} \rightarrow CO_{2(g)}| | |\Delta H = -394,1\text { kJ}| |
| |C_{(s)} + 2\ H_{2(g)} \rightarrow CH_{4(g)}| | |\Delta H = -74,9\text { kJ}| |
| |2\ C_{(s)} + 2\ H_{2(g)} \rightarrow C_2H_{4(g)}| | |\Delta H = 52,3\text { kJ}| |
| |2\ C_{(s)} + 3\ H_{2(g)} \rightarrow C_2H_{6(g)}| | |\Delta H = -84,8\text { kJ}| |
| |3\ C_{(s)} + 4\ H_{2(g)} \rightarrow C_3H_{8(g)}| | |\Delta H = -103,8\text { kJ}| |
| |C_{(s)} + 2\ H_{2(g)} + 0,5\ O_{2(g)} \rightarrow CH_3OH_{(l)}| | |\Delta H = -238,8\text { kJ}| |
| |2\ C_{(s)} + H_{2(g)} \rightarrow C_2H_{2(g)}| | |\Delta H = 226,6\text { kJ}| |
| |C_{(s)} + 2\ S_{(s)} \rightarrow CS_{2(l)}| | |\Delta H = 89,8\text { kJ}| |
| |S_{(s)} + O_{2(g)} \rightarrow SO_{2(g)}| | |\Delta H = -297,3\text { kJ}| |
| |S_{(s)} + 1,5\ O_{2(g)} \rightarrow SO_{3(g)}| | |\Delta H = -396,3\text { kJ}| |
| |S_{(s)} + H_{2(g)} \rightarrow H_2S_{(g)}| | |\Delta H = -20,2\text { kJ}| |
| |S_{(s)} + H_{2(g)} + 2\ O_{2(g)} \rightarrow H_2SO_{4(l)}| | |\Delta H = -811,4\text { kJ}| |
| |2\ Fe_{(s)} + 1,5\ O_{2(g)} \rightarrow Fe_2O_{3(s)}| | |\Delta H = -825,4\text { kJ}| |
| |3\ Fe_{(s)} + 2\ O_{2(g)} \rightarrow Fe_3O_{4(s)}| | |\Delta H = -1120\text { kJ}| |
| |N_{2(g)} + 1,5\ O_{2(g)} \rightarrow N_2O_{3(g)}| | |\Delta H = 83,8\text { kJ}| |
| |N_{2(g)} + 2\ O_{2(g)} \rightarrow N_2O_{4(g)}| | |\Delta H = 9,2\text { kJ}| |
| |0,5\ N_{2(g)} + 0,5\ O_{2(g)} \rightarrow NO_{(g)}| | |\Delta H = 90,5\text { kJ}| |
| |0,5\ N_{2(g)} + O_{2(g)} \rightarrow NO_{2(g)}| | |\Delta H = 33,9\text { kJ}| |
| |0,5\ N_{2(g)} + 1,5\ H_{2(g)} \rightarrow NH_{3(g)}| | |\Delta H = -46,2\text { kJ}| |
| |0,5\ H_{2(g)} + 0,5\ I_{2(s)} \rightarrow HI_{(g)}| | |\Delta H = 25,9\text { kJ}| |
| |0,5\ H_{2(g)} + 0,5\ I_{2(g)} \rightarrow HI_{(g)}| | |\Delta H = 5\text { kJ}| |
| |0,5\ H_{2(g)} + 0,5\ Cl_{2(g)} \rightarrow HCl_{(g)}| | |\Delta H = -92\text { kJ}| |
| |Mg_{(s)} + 0,5\ O_{2(g)} \rightarrow MgO_{(s)}| | |\Delta H = -602\text { kJ}| |