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Sodium bisulfite

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Sodium bisulfite

Molecular formula: HNaO3S CAS# 7631-90-5
Categories: Inorganic salt , Acid salt
Names
English:
E222
Sodium bisulfite
Sodium bisulphite
Sodium hydrogen sulfite
Sulfurous acid, monosodium salt
sodium hydrogensulfite
sodium;hydrogen sulfite(IUPAC)
Русский:
Гидросульфит натрия
Е222
Сернистокислый натрий кислый
бисульфит натрия
German:
Natriumbisulfit
Natriumhydrogensulfit
العربية:
بيكبريتيت الصوديوم
Español:
Bisulfito sódico
Hidrógeno sulfito sódico(IUPAC)
Sal Monosódica de Ácido Sulfuroso
Sulfito Ácido de Sodio
French:
Bisulfite de sodium
Sulfite acide de sodium
hydrogénosulfite de sodium
Italiano:
Bisolfito di sodio
idrogenosolfito di sodio(IUPAC)
日本語:
亜硫酸水素ナトリウム
中文:
亚硫酸氢钠
酸式亚硫酸钠
重亚硫酸钠

Variants of the formula:

NaHSO3
Na(+1)H(+1)S(+4)O(-2)3
HO/S`|O|\O^-/0Na^+
H-O-S<`||O>-O-Na
H/O\S|O`|/O^-\hNa^+
Na^+\0O//S<_(A75)O^->_(A15)OH
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Sodium bisulfite is involved

  • 4NaHSO3 "0^oC,e-"--> 2Na2S2O4 + O2"|^" + 2H2O
  • 2Na2S2O4 + H2O "T"-> 2NaHSO3 + Na2SO3S
  • 2Na2S2O4 + HCl + H2O "20^oC"--> 3NaHSO3 + S"|v" + NaCl
  • 2Na2S2O4 + O2 + 2H2O -> 4NaHSO3
  • 4NaHSO3 + Zn "20^oC"--> Na2S2O4 + Na2SO3 + ZnSO3 + 2H2O