H2SeO3 + 2 H2S → Se + 3 H2O + 2 S - Chemical Equations Online!

Reactants:

• H2SeO3 – Selenous acid , Selenic(IV) acid
  • Other names: Selenious acid , [SeO(OH)2] , Selenige Säure , Monohydrated selenium dioxide
  • Appearance: White hygroscopic crystals ; Colourless hygroscopic crystals
• H2S – Hydrogen sulfide
  • Other names: D , Ihydrogen monosulfide|Dihydrogen sulfide|Sewer gas|Sulfane|Sulfurated hydrogen|Sulfureted hydrogen|Sulfuretted hydrogen|Sulfur hydride|Hydrosulfuric acid|Hydrothionic acid|Thiohydroxic acid|Sulfhydric acid}} , Hydrosulfuric acid ... show moreSewer gas , Sulfuretted hydrogen , H2S , Hydrogen sulphide , [SH2] , Dihydrogen sulfide , Dihydrogen monosulfide , Hydrogen monosulfide , Sulfide , Zwavelwaterstof , Sulfur hydroxide , Siarkowodor , Idrogeno solforato , Dihydrogen disulfide , Hydrosulfurate , Sulfureted hydrogen , Sulfur hydride , Hepatate , Sour gas , Hepatic gas , Stink dAMP , Hepatic acid , Dihydrogen sulphide show less
  • Appearance: Colorless gas ; Colourless compressed liquefied gas with characteristic odour of rotten eggs ; Colorless gas with a strong odor of rotten eggs. [Note: Sense of smell becomes rapidly fatigued & can NOT be relied upon to warn of the continuous presence of H2S. Shipped as a liquefied compressed gas.]

Products:

• Se
  • Names: Selenium , Se , Selen ... show moreElement 34 , 34Se , Elemental selenium , Selenium alloy show less
  • Appearance: Grey solid in various forms ; Amorphous or crystalline, red to gray solid. [Note: Occurs as an impurity in most sulfide ores.]
• H2O – Water, oxidane
  • Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show moreDihydrogen monoxide (DHMO) (systematic name) , Hydrogen monoxide , Dihydrogen oxide , Hydric acid , Hydrohydroxic acid , Hydroxic acid , Hydrol , Μ-oxido dihydrogen , Κ1-hydroxyl hydrogen(0) show less
  • Appearance: White crystalline solid, almost colorless liquid with a hint of blue, colorless gas
• S
  • Names: Sulfur , S , Sulphur ... show moreElement 16 , Flowers of sulfur , Flour sulfur , Brimstone show less
  • Appearance: Yellow solid in various forms