in water byproducts: N2, NH3; cooking of a lye of Na2SO3 with NaNO2 at temp. above 360°C; formation of 20percent sulfate, 15percent N2, 5percent NH3;;
参考文献
Gmelin Handbook: Na: MVol., 171, page 524 - 526
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Lunge
Handbuch der Soda-Industrie und ihrer Nebenzweige, Braunschweig 1909, Bd. 2, S. 725
sulfuric acid in water fast addn. of NaHSO3 soln. to aq. NaNO2 (soln. containing ice/vigorous stirring); increase of temp. (-5 to 20-22°C), formation of NaO3SHNOH; after 1.5h stirring dropwise addn. of cooled aq. H2SO4 (pptn. of sodium sulfate); 2d at common temps.;; not isolated;;
Lunge, G.
Ber., 1883 , vol. 16, p. 2914 - 2915
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Lunge, G.
Chem. Ind., 1883 , vol. 6, p. 298 - 317
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Gmelin Handbook: S: MVol.B2, 7.5.2, page 907 - 910
water in water acidification of a soln. of 110 g cryst. Na2CO3 in 150 ml H2O and 50 g NaNO2 (96 percent) on passing in SO2; formation of nitridotrisulfate and decompn. on cooling for 1/4 h; neutralization with concd. soda soln.; evapn. in a dessicator to a weight of 300 g;; pptn. of formed Na2SO4 on cooling down, removal of Na2SO4; crystn. of 90-100 g product on further concg. in vacuum; further product is isolated on cooling down the mother liquor, removing pptd. Na2SO4 and evapg.;;
参考文献
Gmelin Handbook: Na: MVol., 222, page 631 - 633
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反应条件
water in water in sealed tube, heating at 100°C, 24 h;
参考文献
Gmelin Handbook: S: MVol.B2, 7.5.2, page 907 - 910
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Gutmann, A.
Diss. Muenchen 1897, p. 21
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Weinland, R. F.; Gutmann, A.
Z. Anorg. Chem., 1898 , vol. 17, p. 409 - 421
in melt byproducts: NO2, NO, N2O; 310-400°C in melt, 10 percent NaNO2;
参考文献
Kozlowski, T. R.; Bartholomew, R. F.; Garfinkel, H. M.
J: Inorg. Nucl. Chem., 1970 , vol. 32, p. 401 - 409
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Gmelin Handbook: S: SVol.3, 2.1.8.10.2, page 211 - 212
in water byproducts: SO2; passing SO2 in a soln. of 2 mol Na2S2O3 and 3 mol Na2CO3 in H2O; acidifying the soln. on passing in SO2; formation of (NaSO3)3N, Na2S2O5; hydrolysis of (NaSO3)3N and reaction of Na2S2O5 at neutral point forming (NaSO3)2NH, NaSO4 and SO2;; removal of an excess of SO2 on passing a stream of air in the soln.; addition of a small amount of Na2CO3 and evaporation on a water bath; pptn. of sulfate at 0 °C; repeated evapn. and cooling; crystn. of (NaSO3)2NH on cooling at ambient temp.;;
in neat (no solvent) byproducts: NaCl, SO2Cl2, Al2O3; (N2); molar ratio NaAl(SO3Cl)4 : NaNO2 = 1:8; mixing the solids; 1000°C; further byproducts: NOCl, N2O3;
参考文献
Drache, Michel; Heubel, Joseph
Bulletin de la Societe Chimique de France, 1980 , vol. I, p. 105 - 112
