Constantes de entalpías de formación, energía libre de Gibbs y entropía de compuestos inorgánicos (IV)
Datos de las constantes de entalpías de formación, energía libre de Gibbs y entropía de los compuestos más comunes
ΔH°f, ΔGf° y S° a 25 °C
| Compuesto | Fórmula | Mol | ΔHf° | ΔGf° | S° | ||||
|---|---|---|---|---|---|---|---|---|---|
| g | kJ/mol | kcal/mol | kcal/g | kJ/mol | kcal/mol | J/mol·K | cal/mol·K | ||
| Metaborato de sodio (s) | NaBO₂ | 65,80 | -1.059,464 | -253,000 | -3,845 | - | - | - | - |
| Metafosfato de sodio (s) | NaPO₃ | 101,96 | -1.208,543 | -288,600 | -2,830 | - | - | - | - |
| Metasilicato de sodio (s) | Na₂SiO₃ | 122,06 | -1.520,101 | -363,000 | -2,974 | -1.427,973 | -341,000 | 113,903 | 27,200 |
| Metasilicato de sodio (s, vítreo) | Na₂SiO₃ | 122,06 | -1.507,538 | -360,000 | -2,949 | - | - | - | - |
| Molibdato de bario (s) | BaMoO₄ | 297,28 | -1.549,414 | -370,000 | -1,245 | - | - | - | - |
| Molibdato de magnesio (s) | MgMoO₄ | 184,25 | -1.381,491 | -329,900 | -1,791 | - | - | - | - |
| Molibdato de plata (s) | Ag₂MoO₄ | 375,68 | - | - | - | -822,446 | -196,400 | - | - |
| Molibdato de sodio (ac) | Na₂MoO₄ | 205,92 | -1.502,094 | -358,700 | -1,742 | -1.395,226 | -333,180 | - | - |
| Molibdato de sodio (s) | Na₂MoO₄ | 205,92 | -1.541,039 | -368,000 | -1,787 | - | - | - | - |
| Monobromuro de aluminio (g) | AlBr | 106,89 | 0,430 | 1,800 | 0,017 | - | - | - | - |
| Monofluoruro de aluminio (g) | AlF | 45,98 | 12,274 | 51,400 | 1,118 | - | - | - | - |
| Monóxido de azufre (g) | SO | 48,06 | 4,542 | 19,020 | 0,396 | 3,045 | 12,750 | 221,840 | 52,975 |
| Monóxido de carbono (g) | CO | 28,01 | -110,530 | -26,395 | -0,942 | -137,270 | -32,780 | 197,735 | 47,219 |
| Monóxido de cloro (s) | ClO | 51,45 | 5,898 | 24,700 | 0,480 | 7,045 | 29,500 | 249,581 | 59,600 |
| Monoyoduro de aluminio (g) | AlI | 153,89 | 7,307 | 30,600 | 0,199 | - | - | - | - |
| Nitrato cobaltoso (ac) | Co(NO₃)₂ | 182,94 | -481,156 | -114,900 | -0,628 | -273,451 | -65,300 | - | - |
| Nitrato cuproso (s) | Cu(NO₃)₂ | 187,55 | -306,114 | -73,100 | -0,390 | - | - | - | - |
| Nitrato de amonio (ac) | NH₄NO₃ | 80,04 | -365,997 | -87,400 | -1,092 | - | - | - | - |
| Nitrato de amonio (s) | NH₄NO₃ | 80,04 | -366,100 | -87,425 | -1,092 | -184,000 | -43,939 | 151,000 | 36,059 |
| Nitrato de bario (ac) | Ba(NO₃)₂ | 261,35 | -749,791 | -179,050 | -0,685 | -631,281 | -150,750 | - | - |
| Nitrato de bario (s) | Ba(NO₃)₂ | 261,35 | -992,000 | -236,890 | -0,906 | -795,394 | -189,940 | 213,987 | 51,100 |
| Nitrato de cadmio (s) | Cd(NO₃)₂ | 236,41 | -456,000 | -108,893 | -0,461 | -255,444 | -61,000 | 198,074 | 47,300 |
| Nitrato de calcio (ac) | Ca(NO₃)₂ | 164,09 | -955,988 | -228,290 | -1,391 | - | - | - | - |
| Nitrato de calcio (s) | Ca(NO₃)₂ | 164,09 | -938,023 | -224,000 | -1,365 | -742,630 | -177,340 | 168,342 | 40,200 |
| Nitrato de cesio (ac) | CsNO₃ | 194,91 | -454,774 | -108,600 | -0,557 | -392,881 | -93,820 | 363,484 | 86,800 |
| Nitrato de cesio (s) | CsNO₃ | 194,91 | -494,598 | -118,110 | -0,606 | -393,635 | -94,000 | 147,822 | 35,300 |
| Nitrato de cinc (s) | Zn(NO₃)₂ | 189,38 | -482,077 | -115,120 | -0,608 | -299,079 | -71,420 | 168,760 | 40,300 |
| Nitrato de cobaltoso (ac) | Co(NO₃)₂ | 182,94 | -481,156 | -114,900 | -0,628 | -273,451 | -65,300 | - | - |
| Nitrato de cobaltoso (s) | Co(NO₃)₂ | 182,94 | -422,529 | -100,900 | -0,552 | -230,737 | -55,100 | 192,630 | 46,000 |
| Nitrato de estroncio (s) | Sr(NO₃)₂ | 211,63 | -976,549 | -233,200 | -1,102 | - | - | - | - |
| Nitrato de litio (ac) | LiNO₃ | 68,94 | -485,452 | -115,926 | -1,681 | -404,648 | -96,630 | 160,804 | 38,400 |
| Nitrato de litio (s) | LiNO₃ | 68,94 | -482,831 | -115,300 | -1,672 | -389,866 | -93,100 | 105,528 | 25,200 |
| Nitrato de magnesio (s) | Mg(NO₃)₂ | 148,32 | -790,285 | -188,720 | -1,272 | -588,903 | -140,630 | 164,154 | 39,200 |
| Nitrato de mercurio I (ac) | Hg₂(NO₃)₂ | 525,19 | -244,975 | -58,500 | -0,111 | -65,536 | -15,650 | - | - |
| Nitrato de plata (s) | AgNO₃ | 169,88 | -129,880 | -31,015 | -0,183 | -33,410 | -7,978 | 140,920 | 33,652 |
| Nitrato de potasio (ac) | KNO₃ | 101,11 | -428,869 | -102,414 | -1,013 | -393,132 | -93,880 | 291,039 | 69,500 |
| Nitrato de potasio (s) | KNO₃ | 101,11 | -492,710 | -117,659 | -1,164 | -393,130 | -93,879 | 132,930 | 31,744 |
| Nitrato de rubidio (s) | RbNO₃ | 147,47 | -499,246 | -119,220 | -0,808 | - | - | - | - |
| Nitrato de sodio (ac) | NaNO₃ | 84,99 | -446,200 | -106,553 | -1,254 | -372,400 | -88,929 | 207,000 | 49,432 |
| Nitrato de sodio (s) | NaNO₃ | 84,99 | -466,680 | -111,443 | -1,311 | -499,680 | -119,324 | 116,415 | 27,800 |
| Nitrato ferroso (ac) | Fe(NO₃)₂ | 179,86 | -497,906 | -118,900 | -0,661 | -304,858 | -72,800 | - | - |
| Nitrato manganoso (s) | Mn(NO₃)₂ | 178,95 | -564,908 | -134,900 | -0,754 | - | - | - | - |
| Nitrato mercúrico (ac) | Hg(NO₃)₂ | 324,60 | -237,856 | -56,800 | -0,175 | -54,816 | -13,090 | - | - |
| Nitrato niqueloso (s) | Ni(NO₃)₂ | 182,72 | -427,973 | -102,200 | -0,559 | -236,181 | -56,400 | 192,211 | 45,900 |
| Nitrato plumboso (s) | Pb(NO₃)₂ | 331,20 | -449,539 | -107,350 | -0,324 | -252,513 | -60,300 | 213,149 | 50,900 |
| Nitrito de bario (ac) | Ba(NO₂)₂ | 229,35 | -749,791 | -179,050 | -0,781 | - | - | - | - |
| Nitrito de bario (s) | Ba(NO₂)₂ | 229,35 | -772,613 | -184,500 | -0,804 | - | - | - | - |
| Nitrito de calcio (s) | Ca(NO₂)₂ | 132,09 | -746,650 | -178,300 | -1,350 | -603,853 | -144,200 | 164,573 | 39,300 |
| Nitrito de plata (ac) | AgNO₂ | 153,88 | -12,144 | -2,900 | -0,019 | 2,386 | 9,990 | - | - |
| Nitrito de plata (s) | AgNO₂ | 153,88 | -44,410 | -10,605 | -0,069 | 1,140 | 4,774 | 128,224 | 30,620 |
| Nitrito de potasio (ac) | KNO₂ | 85,11 | -360,134 | -86,000 | -1,010 | -332,915 | -79,500 | - | - |
| Nitrito de potasio (s) | KNO₂ | 85,11 | -370,603 | -88,500 | -1,040 | -281,826 | -67,300 | 117,253 | 28,000 |
| Nitrito de sodio (ac) | NaNO₂ | 69,00 | -347,990 | -83,100 | -1,204 | -297,487 | -71,040 | - | - |
| Nitrito de sodio (s) | NaNO₂ | 69,00 | -359,000 | -85,729 | -1,243 | - | - | - | - |
| Nitruro arsenioso (g) | AsN | 88,93 | 1,672 | 7,000 | 0,079 | - | - | - | - |
| Nitruro cerioso (s) | CeN | 154,13 | -327,471 | -78,200 | -0,507 | -296,482 | -70,800 | - | - |
| Nitruro circonioso (s) | ZrN | 105,23 | -345,477 | -82,500 | -0,784 | -317,839 | -75,900 | - | - |
| Nitruro cuproso (s) | Cu₃N | 204,63 | 4,246 | 17,780 | 0,087 | - | - | - | - |
| Nitruro de aluminio (s) | AlN | 40,99 | -241,625 | -57,700 | -1,853 | -211,055 | -50,400 | 20,938 | 5,000 |
| Nitruro de bario (s) | Ba₃N₂ | 440,03 | -362,000 | -86,446 | -0,196 | - | - | - | - |
| Nitruro de berilio (s) | Be₃N₂ | 55,05 | -568,258 | -135,700 | -2,465 | -512,563 | -122,400 | 55,695 | 13,300 |
| Nitruro de boro (g) | BN | 24,82 | 21,635 | 90,600 | 3,651 | - | - | - | - |
| Nitruro de boro (s) | BN | 24,82 | -254,000 | -60,655 | -2,444 | -113,903 | -27,200 | - | - |
| Nitruro de cadmio (s) | Cd₃N₂ | 365,21 | 9,504 | 39,800 | 0,109 | - | - | - | - |
| Nitruro de calcio (s) | Ca₃N₂ | 148,25 | -432,161 | -103,200 | -0,696 | -368,928 | -88,100 | 104,690 | 25,000 |
| Nitruro de carbono (g) | C₂N₂ | 52,04 | 17,628 | 73,820 | 1,419 | 16,960 | 71,020 | - | - |
| Nitruro de estroncio (s) | Sr₃N₂ | 290,87 | -382,747 | -91,400 | -0,314 | -320,352 | -76,500 | - | - |
| Nitruro de galio (s) | GaN | 83,73 | -109,715 | -26,200 | -0,313 | - | - | - | - |
| Nitruro de indio (s) | InN | 128,83 | -20,101 | -4,800 | -0,037 | - | - | - | - |
| Nitruro de lantano (s) | LaN | 152,92 | -301,508 | -72,000 | -0,471 | -270,519 | -64,600 | - | - |
| Nitruro de litio (s) | Li₃N | 34,82 | -197,655 | -47,200 | -1,355 | -156,323 | -37,330 | - | - |
| Nitruro de magnesio (s) | Mg₃N₂ | 100,95 | -461,000 | -110,087 | -1,091 | -401,000 | -95,759 | 88,000 | 21,014 |
| Nitruro de silicio (s) | Si₃N₄ | 140,28 | -750,628 | -179,250 | -1,278 | -647,990 | -154,740 | - | - |
| Nitruro de tantalio (s) | TaN | 194,95 | -214,405 | -51,200 | -0,263 | -188,903 | -45,110 | - | - |
| Nitruro de titanio (s) | TiN | 61,91 | -335,008 | -80,000 | -1,292 | -306,407 | -73,170 | - | - |
| Nitruro ferroso (s) | Fe₄N | 237,39 | -10,678 | -2,550 | -0,011 | 0,206 | 0,862 | - | - |
| Nitruro germánico (s) | Ge₃N₄ | 273,80 | -65,745 | -15,700 | -0,057 | - | - | - | - |
| Nitruro manganoso (s) | Mn₃N₂ | 192,83 | -241,918 | -57,770 | -0,300 | -194,682 | -46,490 | - | - |
| Nitruro molibdoso (s) | Mo₂N | 205,89 | -34,757 | -8,300 | -0,040 | - | - | - | - |
| Nitruro telúrico (s) | Th₃N₄ | 752,14 | -1.293,970 | -309,000 | -0,411 | -1.182,161 | -282,300 | - | - |
| Nitruro uranioso (s) | U₃N₄ | 770,12 | -1.147,404 | -274,000 | -0,356 | -1.045,226 | -249,600 | - | - |
| Nitruro vanadioso (s) | VN | 64,95 | -173,492 | -41,430 | -0,638 | -146,901 | -35,080 | - | - |
| Ortofosfato ácido de calcio (s) | CaHPO₄ | 136,06 | -1.822,446 | -435,200 | -3,199 | -1.681,323 | -401,500 | 87,940 | 21,000 |
| Ortofosfato ácido de potasio (s) | KH₂PO₄ | 136,09 | -1.569,933 | -374,900 | -2,755 | -1.420,436 | -339,200 | 143,635 | 34,300 |
| Ortofosfato ácido de sodio (s) | Na₂HPO₄ | 141,96 | -1.747,906 | -417,400 | -2,940 | - | - | - | - |
| Ortofosfato biácido de calcio (s) | Ca(H₂PO₄)₂ | 234,05 | -3.117,253 | -744,400 | -3,180 | -2.814,070 | -672,000 | 189,698 | 45,300 |
| Ortofosfato de aluminio (s) | AlPO₄ | 121,95 | -1.734,000 | -414,079 | -3,395 | - | - | - | - |
| Ortofosfato de bario (ac) | Ba₃(PO₄)₂ | 601,96 | -4.109,715 | -981,400 | -1,630 | - | - | - | - |
| Ortofosfato de bario (s) | Ba₃(PO₄)₂ | 601,96 | -4.179,229 | -998,000 | -1,658 | -3.954,774 | -944,400 | 356,365 | 85,100 |
| Ortofosfato de calcio (s) | Ca₃(PO₄)₂ | 310,18 | -4.138,000 | -988,154 | -3,186 | -3.899,000 | -931,081 | 263,000 | 62,804 |
| Ortofosfato de estroncio (ac) | Sr₃(PO₄)₂ | 452,80 | -4.124,791 | -985,000 | -2,175 | -3.691,541 | -881,540 | - | - |
| Ortofosfato de estroncio (s) | Sr₃(PO₄)₂ | 452,80 | -4.103,853 | -980,000 | -2,164 | - | - | - | - |
| Ortofosfato de magnesio (s) | Mg₃(PO₄)₂ | 262,88 | -4.026,382 | -961,500 | -3,658 | -3.785,595 | -904,000 | 154,104 | 36,800 |
| Ortofosfato de potasio (ac) | K₃PO₄ | 164,28 | -2.004,606 | -478,700 | -2,914 | -1.856,365 | -443,300 | - | - |
| Ortofosfato de sodio (s) | Na₃PO₄ | 115,94 | -1.926,298 | -460,000 | -3,967 | -1.803,183 | -430,600 | 194,724 | 46,500 |
| Ortofosfato férrico (s) | FePO₄ | 102,82 | -1.254,606 | -299,600 | -2,914 | -1.139,028 | -272,000 | 93,802 | 22,400 |
| Ortofosfato manganoso (s) | Mn₃(PO₄)₂ | 354,76 | -3.082,077 | -736,000 | -2,075 | - | - | - | - |
| Ortofosfato plumboso (s) | Pb₃(PO₄)₂ | 811,51 | -2.597,571 | -620,300 | -0,764 | -2.434,673 | -581,400 | 353,643 | 84,450 |
| Ortofosfito de potasio (ac) | K₃PO₃ | 196,28 | -1.664,573 | -397,500 | -2,025 | - | - | - | - |
| Ortosilicato de calcio (s) | Ca₂SiO₄ | 172,24 | -1.584,000 | -378,259 | -2,196 | - | - | - | - |
Bibliografía:
Héctor Fernández Serventi. "Química general e inorgánica". Losada S. A., Buenos Aires.
Robert C. Smoot y Jack Price. "Química, Un curso moderno". Compañía Editorial Continental S. A., México.
Autor: Ricardo Santiago Netto. Argentina
Tabla de constantes termoquímicas