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HBr + Fe2 = Fe2Br + H
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Fe2(SO3)3 + H2O = Fe(OH)3 + H2SO3 =>
Fe2(SO3)3 + 6 H2O = 2 Fe(OH)3 + 3 H2SO3
CaSO4(aq) + Mg(OH)2(aq) = Ca(OH)2(aq) + MgSO4(aq) =>
CaSO4(aq) + Mg(OH)2(aq) = Ca(OH)2(aq) + MgSO4(aq)
Hg + PO4 = Hg3(PO4)2 =>
3 Hg + 2 PO4 = Hg3(PO4)2
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + KCH3COOH =>
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + 2 KCH3COOH
NH4Cl + Ba(OH)2 = NH4OH + BaCl2 =>
2 NH4Cl + Ba(OH)2 = 2 NH4OH + BaCl2
Zn + (C2H3O2)2 + Na3PO4 = NaC2H3O2 + Zn3(PO4)2 =>
3 Zn + 3(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Zn3(PO4)2
C2H3NaO2 + (NH4)2SO4 = C2H3SO4 + (NH4)2NaO2 =>
C2H3NaO2 + (NH4)2SO4 = C2H3SO4 + (NH4)2NaO2
Zn(s) + O2 = ZnO =>
2 Zn(s) + O2 = 2 ZnO
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4 =>
CaSO4 + Pb(NO3)2 = Ca(NO3)2 + PbSO4
K[Al(OH)4] + HCl = KCl + AlCl3 + H2O =>
K[Al(OH)4] + 4 HCl = KCl + AlCl3 + 4 H2O
Ag(NH3)2 + HNO3 = NH4NO3 + Ag =>
Ag(NH3)2 + 2 HNO3 = 2 NH4NO3 + Ag
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2 =>
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2
NaOH + Cu2(SO4)2 = Na(SO4)2 + Cu2OH =>
NaOH + Cu2(SO4)2 = Na(SO4)2 + Cu2OH
V + HCl = VCl2 + H2 =>
V + 2 HCl = VCl2 + H2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Na + (HCO3) = NaHCO3 =>
Na + (HCO3) = NaHCO3
Sc + Cu(NO3)2 = Sc(NO3)3 + Cu =>
2 Sc + 3 Cu(NO3)2 = 2 Sc(NO3)3 + 3 Cu
CuSO4 + Na2HPO4 = Cu3(PO4)2 + Na2SO4 + NaH2PO4 =>
3 CuSO4 + 4 Na2HPO4 = Cu3(PO4)2 + 3 Na2SO4 + 2 NaH2PO4
Al + KClO3 + KOH + H2O = K3[Al(OH)6] + KCl =>
2 Al + KClO3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6] + KCl
Ni(NO3)2 + K2C2O4 = NiC2O4 + KNO3 =>
Ni(NO3)2 + K2C2O4 = NiC2O4 + 2 KNO3
K2CrO4 + NaOH = KOH + Na2CrO4 =>
K2CrO4 + 2 NaOH = 2 KOH + Na2CrO4
KMnO4(aq) + KI(aq) = K2MnO4 + I2 =>
2 KMnO4(aq) + 2 KI(aq) = 2 K2MnO4 + I2
Hg2Cl2 = Hg2 + HgCl2 =>
2 Hg2Cl2 = Hg2 + 2 HgCl2
NCl3 + CH4 = CCl4 + NH3 =>
4 NCl3 + 3 CH4 = 3 CCl4 + 4 NH3
Ba + Al(ClO3)3 = Al + Ba(ClO3)2 =>
3 Ba + 2 Al(ClO3)3 = 2 Al + 3 Ba(ClO3)2
Ga(NO3)3 = Ga2O3 + NO2 + O2 =>
4 Ga(NO3)3 = 2 Ga2O3 + 12 NO2 + 3 O2
RaO + H2O = Ra(OH)2 =>
RaO + H2O = Ra(OH)2
AsH3 + H2O = H3AsO3 + H =>
AsH3 + 3 H2O = H3AsO3 + 6 H
Mn2O3 + H2O = Mn(OH)2 + OH =>
Mn2O3 + 3 H2O = 2 Mn(OH)2 + 2 OH
Na(SO4) + Cu(NO3) = Cu(SO4) + Na(NO3) =>
Na(SO4) + Cu(NO3) = Cu(SO4) + Na(NO3)
IO3 + H3O = I2 + H2O =>
2 IO3 + 12 H3O = I2 + 18 H2O
(CN)2 + F2 = CF4 + NF3 =>
(CN)2 + 7 F2 = 2 CF4 + 2 NF3
KI + H2SO4 = H2S + H2O + I2 + K2SO4 =>
8 KI + 5 H2SO4 = H2S + 4 H2O + 4 I2 + 4 K2SO4
NaFeO2 + HCl = NaCl + H2O + Fe2O3 =>
2 NaFeO2 + 2 HCl = 2 NaCl + H2O + Fe2O3
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3 =>
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3
FeNO3 + MgSO2 = FeSO2 + MgNO3 =>
FeNO3 + MgSO2 = FeSO2 + MgNO3
N2O + H3 = N2 + H2O =>
3 N2O + 2 H3 = 3 N2 + 3 H2O
Fe3C + O2 = CO2 + Fe2O3 =>
4 Fe3C + 13 O2 = 4 CO2 + 6 Fe2O3
SO4{2-} + H2O = H2SO4 + OH{-} =>
SO4{2-} + 2 H2O = H2SO4 + 2 OH{-}
KI + O3 = KO2 + I2 =>
6 KI + 4 O3 = 6 KO2 + 3 I2
Br2 + KClO + H2O = HBrO3 + KCl =>
Br2 + 5 KClO + H2O = 2 HBrO3 + 5 KCl
CsNO3 + Li2CO3 = Cs2CO3 + LiNO3 =>
2 CsNO3 + Li2CO3 = Cs2CO3 + 2 LiNO3
KF(aq) + HBr(aq) = KBr(aq) + HF(aq) =>
KF(aq) + HBr(aq) = KBr(aq) + HF(aq)
BaO + H2SO3 = Ba(HSO3)2 + H2O =>
BaO + 2 H2SO3 = Ba(HSO3)2 + H2O
HgBr2 + Cl2 = HgCl2 + Br2 =>
HgBr2 + Cl2 = HgCl2 + Br2
NaOH + KClO3 = KOH + NaClO3 =>
NaOH + KClO3 = KOH + NaClO3
Co + HBr = H2 + CoBr3 =>
2 Co + 6 HBr = 3 H2 + 2 CoBr3
Na(HCO3) = Na(OH) + CO2 =>
Na(HCO3) = Na(OH) + CO2
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