28 K Br + K 2 Cr 2 O 7 + 19 H 2 S O 4 → Cr 2 ( S O ) 4 + 15 K 2 S O 4 + 19 H 2 O + 14 Br 2
Reactants:
K Br Names: Potassium bromide , KBr , Kaliumbromid Appearance: White solid K 2 Cr 2 O 7 – Potassium dichromate(VI) Other names: Potassium dichromate , Chromium potassium oxide , Dipotassium dichromium heptaoxide ... show more Dipotassium dichromate , Dipotassium bichromate , Dichromic acid dipotassium salt , Dipotassium dichromate (VI) , Dichromic acid, dipotassium salt , Potassium bichromate show less Appearance: Red-orange crystalline solid ; Orange-to-red crystals H 2 S O 4 – Sulfuric acid Other names: Oil of vitriol , Sulfuric acid, concentrated (> 51% and < 100%) , H2SO4 ... show more Sulphuric acid , Battery acid , Hydrogen sulfate , [SO2(OH)2] , [S(OH)2O2] , Sulfuric acid (aqueous) show less Appearance: Clear, colorless liquid ; Odourless colourless oily hygroscopic liquid ; Colorless to dark-brown, oily, odorless liquid. [Note: Pure compound is a solid below 51°F. Often used in an aqueous solution.] Products:
Cr 2 ( S O ) 4 K 2 S O 4 Names: Potassium sulfate , Potassium sulphate , Dipotassium sulfate ... show more Kaliumsulfat , K2SO4 , Sulfuric acid dipotassium salt show less Appearance: White solid ; Colourless-to-white crystals H 2 O – Water, oxidane Other names: Water (H2O) , Hydrogen hydroxide (HH or HOH) , Hydrogen oxide ... show more Dihydrogen 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 Br 2 Names: Bromine , Molecular bromine Appearance: Fuming red-to-brown liquid with pungent odour ; Dark reddish-brown, fuming liquid with suffocating, irritating fumes.