Bromine (Br)

One of only two elements that is a liquid at room temperature.

Bromine facts

Symbol
Br
Atomic number
35
Atomic mass
79.904
Family
Halogens
Period
4
Group
17

Famous reactions with bromine

What does bromine react with?

Bromine makes a new substance with 82 other elements and chemicals in our lab:

  • Bromine + HydrogenHydrogen bromide H₂ + Br₂ → 2HBr · When heated · Try it
  • Bromine + LithiumLithium bromide 2Li + Br₂ → 2LiBr · At room temperature · Try it
  • Bromine + BerylliumBeryllium bromide Be + Br₂ → BeBr₂ · When heated · Try it
  • Bromine + BoronBoron tribromide 2B + 3Br₂ → 2BBr₃ · Only when heated very strongly · Try it
  • Bromine + FluorineBromine trifluoride Br₂ + 3F₂ → 2BrF₃ · At room temperature · Try it
  • Bromine + SodiumSodium bromide 2Na + Br₂ → 2NaBr · At room temperature · Try it
  • Bromine + MagnesiumMagnesium bromide Mg + Br₂ → MgBr₂ · At room temperature · Try it
  • Bromine + SiliconSilicon tetrabromide Si + 2Br₂ → SiBr₄ · Only when heated very strongly · Try it
  • Bromine + PhosphorusPhosphorus tribromide 2P + 3Br₂ → 2PBr₃ · At room temperature · Try it
  • Bromine + SulfurDisulfur dibromide 2S + Br₂ → S₂Br₂ · When heated · Try it
  • Bromine + ChlorineBromine monochloride Br₂ + Cl₂ → 2BrCl · At room temperature · Try it
  • Bromine + PotassiumPotassium bromide 2K + Br₂ → 2KBr · At room temperature · Try it
  • Bromine + CalciumCalcium bromide Ca + Br₂ → CaBr₂ · At room temperature · Try it
  • Bromine + ScandiumScandium bromide 2Sc + 3Br₂ → 2ScBr₃ · When heated · Try it
  • Bromine + TitaniumTitanium(IV) bromide Ti + 2Br₂ → TiBr₄ · When heated · Try it
  • Bromine + VanadiumVanadium(III) bromide 2V + 3Br₂ → 2VBr₃ · When heated · Try it
  • Bromine + ChromiumChromium(III) bromide 2Cr + 3Br₂ → 2CrBr₃ · When heated · Try it
  • Bromine + ManganeseManganese(II) bromide Mn + Br₂ → MnBr₂ · When heated · Try it
  • Bromine + IronIron(III) bromide 2Fe + 3Br₂ → 2FeBr₃ · When heated · Try it
  • Bromine + CobaltCobalt(II) bromide Co + Br₂ → CoBr₂ · When heated · Try it
  • Bromine + NickelNickel(II) bromide Ni + Br₂ → NiBr₂ · When heated · Try it
  • Bromine + CopperCopper(II) bromide Cu + Br₂ → CuBr₂ · When heated · Try it
  • Bromine + ZincZinc bromide Zn + Br₂ → ZnBr₂ · When heated · Try it
  • Bromine + GalliumGallium bromide 2Ga + 3Br₂ → 2GaBr₃ · When heated · Try it
  • Bromine + GermaniumGermanium bromide Ge + 2Br₂ → GeBr₄ · When heated · Try it
  • Bromine + ArsenicArsenic tribromide 2As + 3Br₂ → 2AsBr₃ · When heated · Try it
  • Bromine + SeleniumSelenium tetrabromide Se + 2Br₂ → SeBr₄ · At room temperature · Try it
  • Bromine + RubidiumRubidium bromide 2Rb + Br₂ → 2RbBr · At room temperature · Try it
  • Bromine + StrontiumStrontium bromide Sr + Br₂ → SrBr₂ · At room temperature · Try it
  • Bromine + YttriumYttrium bromide 2Y + 3Br₂ → 2YBr₃ · When heated · Try it
  • Bromine + ZirconiumZirconium bromide Zr + 2Br₂ → ZrBr₄ · When heated · Try it
  • Bromine + NiobiumNiobium bromide 2Nb + 5Br₂ → 2NbBr₅ · When heated · Try it
  • Bromine + MolybdenumMolybdenum(III) bromide 2Mo + 3Br₂ → 2MoBr₃ · When heated · Try it
  • Bromine + RhodiumRhodium bromide 2Rh + 3Br₂ → 2RhBr₃ · When heated · Try it
  • Bromine + PalladiumPalladium(II) bromide Pd + Br₂ → PdBr₂ · When heated · Try it
  • Bromine + SilverSilver bromide 2Ag + Br₂ → 2AgBr · When heated · Try it
  • Bromine + CadmiumCadmium bromide Cd + Br₂ → CdBr₂ · When heated · Try it
  • Bromine + IndiumIndium bromide 2In + 3Br₂ → 2InBr₃ · When heated · Try it
  • Bromine + TinTin(IV) bromide Sn + 2Br₂ → SnBr₄ · When heated · Try it
  • Bromine + AntimonyAntimony(III) bromide 2Sb + 3Br₂ → 2SbBr₃ · When heated · Try it
  • Bromine + TelluriumTellurium tetrabromide Te + 2Br₂ → TeBr₄ · When heated · Try it
  • Bromine + IodineIodine monobromide I₂ + Br₂ → 2IBr · At room temperature · Try it
  • Bromine + CaesiumCaesium bromide 2Cs + Br₂ → 2CsBr · At room temperature · Try it
  • Bromine + BariumBarium bromide Ba + Br₂ → BaBr₂ · At room temperature · Try it
  • Bromine + LanthanumLanthanum bromide 2La + 3Br₂ → 2LaBr₃ · When heated · Try it
  • Bromine + CeriumCerium(III) bromide 2Ce + 3Br₂ → 2CeBr₃ · When heated · Try it
  • Bromine + PraseodymiumPraseodymium bromide 2Pr + 3Br₂ → 2PrBr₃ · When heated · Try it
  • Bromine + NeodymiumNeodymium bromide 2Nd + 3Br₂ → 2NdBr₃ · When heated · Try it
  • Bromine + PromethiumPromethium bromide 2Pm + 3Br₂ → 2PmBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + SamariumSamarium(III) bromide 2Sm + 3Br₂ → 2SmBr₃ · When heated · Try it
  • Bromine + EuropiumEuropium(III) bromide 2Eu + 3Br₂ → 2EuBr₃ · At room temperature · Try it
  • Bromine + GadoliniumGadolinium bromide 2Gd + 3Br₂ → 2GdBr₃ · When heated · Try it
  • Bromine + TerbiumTerbium bromide 2Tb + 3Br₂ → 2TbBr₃ · When heated · Try it
  • Bromine + DysprosiumDysprosium bromide 2Dy + 3Br₂ → 2DyBr₃ · When heated · Try it
  • Bromine + HolmiumHolmium bromide 2Ho + 3Br₂ → 2HoBr₃ · When heated · Try it
  • Bromine + ErbiumErbium bromide 2Er + 3Br₂ → 2ErBr₃ · When heated · Try it
  • Bromine + ThuliumThulium bromide 2Tm + 3Br₂ → 2TmBr₃ · When heated · Try it
  • Bromine + YtterbiumYtterbium(III) bromide 2Yb + 3Br₂ → 2YbBr₃ · When heated · Try it
  • Bromine + LutetiumLutetium bromide 2Lu + 3Br₂ → 2LuBr₃ · When heated · Try it
  • Bromine + HafniumHafnium bromide Hf + 2Br₂ → HfBr₄ · When heated · Try it
  • Bromine + TantalumTantalum bromide 2Ta + 5Br₂ → 2TaBr₅ · When heated · Try it
  • Bromine + TungstenTungsten(V) bromide 2W + 5Br₂ → 2WBr₅ · When heated · Try it
  • Bromine + RheniumRhenium(III) bromide 2Re + 3Br₂ → 2ReBr₃ · When heated · Try it
  • Bromine + IridiumIridium(III) bromide 2Ir + 3Br₂ → 2IrBr₃ · When heated · Try it
  • Bromine + GoldGold(III) bromide 2Au + 3Br₂ → 2AuBr₃ · When heated · Try it
  • Bromine + MercuryMercury(II) bromide Hg + Br₂ → HgBr₂ · When heated · Try it
  • Bromine + ThalliumThallium(I) bromide 2Tl + Br₂ → 2TlBr · When heated · Try it
  • Bromine + LeadLead(II) bromide Pb + Br₂ → PbBr₂ · When heated · Try it
  • Bromine + BismuthBismuth(III) bromide 2Bi + 3Br₂ → 2BiBr₃ · When heated · Try it
  • Bromine + PoloniumPolonium(IV) bromide Po + 2Br₂ → PoBr₄ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + RadiumRadium bromide Ra + Br₂ → RaBr₂ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + ActiniumActinium bromide 2Ac + 3Br₂ → 2AcBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + ThoriumThorium bromide Th + 2Br₂ → ThBr₄ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + ProtactiniumProtactinium bromide 2Pa + 5Br₂ → 2PaBr₅ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + UraniumUranium(IV) bromide U + 2Br₂ → UBr₄ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + NeptuniumNeptunium(IV) bromide Np + 2Br₂ → NpBr₄ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + PlutoniumPlutonium(III) bromide 2Pu + 3Br₂ → 2PuBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + AmericiumAmericium bromide 2Am + 3Br₂ → 2AmBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + CuriumCurium bromide 2Cm + 3Br₂ → 2CmBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + BerkeliumBerkelium bromide 2Bk + 3Br₂ → 2BkBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + CaliforniumCalifornium bromide 2Cf + 3Br₂ → 2CfBr₃ · Only in a special nuclear lab (it is radioactive) · Try it
  • Bromine + EinsteiniumEinsteinium bromide 2Es + 3Br₂ → 2EsBr₃ · Only in a special nuclear lab (it is radioactive) · Try it

Nothing happens when it's simply mixed with 14 of the others. 21 pairings have never been tried, because not enough atoms have ever existed.