- A
disulfite,
commonly known as
metabisulfite or pyrosulfite, is a
chemical compound containing the ion S 2O2− 5. It is a
colorless dianion that is primarily...
- odour. It is
mainly used as an
antioxidant or
chemical sterilant. As a
disulfite, it is
chemically very
similar to
sodium metabisulfite, with
which it...
-
precipitates as a
yellow solid. With more SO2, the
solid dissolves to give the
disulfite,
which crystallises upon cooling. SO2 + 2 NaOH → Na2SO3 + H2O SO2 + Na2SO3...
- of the
anion with
formation of
metabisulfite (S 2O2− 5), also
known as
disulfite: 2 HSO− 3 ⇌ S 2O2− 5 + H2O
Because of this equilibrium,
anhydrous sodium...
-
precipitates as a
white solid. With more SO2, the
solid dissolves to give the
disulfite,
which crystallizes upon cooling. SO 2 + 2 NaOH ⟶ Na 2 SO 3 + H 2 O {\displaystyle...
-
structure is HO−S(=O)2−S(=O)−OH. The
salts of
disulfurous acid are
called disulfites or metabisulfites.
Disulfurous acid is, like
sulfurous acid (H2SO3), a...
- salt cake 7757-82-6 Na2S2O3
sodium thiosulfate 7772-98-7 Na2S2O5
sodium disulfite 7681-57-4 Na2S2O8
sodium persulfate 7775-27-1 Na2S4
sodium tetrasulfide...
- 2SO 3
Sulfurous acid SO2− 3
Sulfite H 2S 2O 5
Disulfurous acid S 2O2− 5
Disulfite +4, 0 H 2S 2O 3
Thiosulfuric acid S 2O2− 3
Thiosulfate +3 H 2S 2O 4 Dithionous...
-
system space group unit cell
volume density optical references tricalcium disulfite sulfate dodecahydrate Orschallite Ca3(SO3)2SO4•12H2O 2:1 rhombohedral...
-
crystallize the
product yield sodium metabisulfite (also
called sodium disulfite), Na2S2O5. Upon
dissolution of the
metabisulfite in water,
bisulfite is...
