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2 H2SO4 + O2 = 2 H2SO5
MgCrO4 + HCl = MgCl2 + H2CrO4 =>
MgCrO4 + 2 HCl = MgCl2 + H2CrO4
Mg(NO3)2(aq) + Na2PO4(aq) = MgPO4(aq) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2PO4(aq) = MgPO4(aq) + 2 NaNO3(aq)
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
K + Zn(NO3)2 = KNO3 + Zn =>
2 K + Zn(NO3)2 = 2 KNO3 + Zn
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C3H8O2 + Cu(OH)2 = [Cu(C3H8O2)2](OH)2 =>
2 C3H8O2 + Cu(OH)2 = [Cu(C3H8O2)2](OH)2
CoCl2(aq) + Na4SiO4(aq) = CoSiO4(s) + Na4Cl2(aq) =>
CoCl2(aq) + Na4SiO4(aq) = CoSiO4(s) + Na4Cl2(aq)
Al + Ca = AlCa =>
Al + Ca = AlCa
LiI + SrS = Li2S + SrI2 =>
2 LiI + SrS = Li2S + SrI2
H2F2 = H2 + F2 =>
H2F2 = H2 + F2
K2CO3 + BaCl2 = KCl + (CO3)2Ba2 =>
2 K2CO3 + 2 BaCl2 = 4 KCl + (CO3)2Ba2
Na + HO = NaHO =>
Na + HO = NaHO
Ca(H2PO4)2 + AgNO3 = Ca3(PO4)2 + Ag3PO4 + HNO3 =>
3 Ca(H2PO4)2 + 12 AgNO3 = Ca3(PO4)2 + 4 Ag3PO4 + 12 HNO3
Au + I2 = Au1I3 =>
2 Au + 3 I2 = 2 Au1I3
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
CuCl2(aq) + Na2CO3 = CuCO3 + NaCl =>
CuCl2(aq) + Na2CO3 = CuCO3 + 2 NaCl
CH3COOH + KOH = KC2H3O2 + H2O =>
CH3COOH + KOH = KC2H3O2 + H2O
NaCl + C2H4O2 = HCl + NaC2H3O2 =>
NaCl + C2H4O2 = HCl + NaC2H3O2
Zn(OH)2 + OH = Zn(OH)3 =>
Zn(OH)2 + OH = Zn(OH)3
Y(OH)3 + H2TlO4 = Y2(TlO4)3 + H2O =>
2 Y(OH)3 + 3 H2TlO4 = Y2(TlO4)3 + 6 H2O
Cr + SO4 = Cr2(SO4)3 =>
2 Cr + 3 SO4 = Cr2(SO4)3
Ti + Al2O3 = TiO + Al =>
3 Ti + Al2O3 = 3 TiO + 2 Al
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Sb + HNO3 = Sb2O4 + NO + H2O =>
6 Sb + 8 HNO3 = 3 Sb2O4 + 8 NO + 4 H2O
Be3N2 + S = Be3S3 + N2 =>
Be3N2 + 3 S = Be3S3 + N2
H{+} + Ru(OH)2{+2} + Ru{+2} = Ru{3+} + H2O =>
2 H{+} + Ru(OH)2{+2} + Ru{+2} = 2 Ru{3+} + 2 H2O
H2S + CI + H2O = H2SO4 + HCI =>
H2S + 8 CI + 4 H2O = H2SO4 + 8 HCI
C6H14 + HCl = C6H15Cl =>
C6H14 + HCl = C6H15Cl
KClO3 + C12H22O11 = KCl + CO2 + H2O =>
8 KClO3 + C12H22O11 = 8 KCl + 12 CO2 + 11 H2O
C6H5OH + CH3COCH3 = C15H16O2 + (H2O)3 =>
6 C6H5OH + 3 CH3COCH3 = 3 C15H16O2 + (H2O)3
Al2(SO4)3 + Ca(MnO4)2 = Al(MnO4)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(MnO4)2 = 2 Al(MnO4)3 + 3 CaSO4
NaCI + KNO3 = NaNO3 + CIK =>
NaCI + KNO3 = NaNO3 + CIK
La2(CO3)3 + (NH4)2CO3 + H2O = (NH4)3La(CO3)3(H2O)2 =>
La2(CO3)3 + 3(NH4)2CO3 + 4 H2O = 2(NH4)3La(CO3)3(H2O)2
K2Cr2O7 + H2SO4 + KCl = Cr2(SO4) + Cl2 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 10 KCl = Cr2(SO4) + 5 Cl2 + 6 K2SO4 + 7 H2O
Pb(EDTA)2 + KI = PbI2 + K(EDTA) =>
Pb(EDTA)2 + 2 KI = PbI2 + 2 K(EDTA)
Fe + Cu2(NO3)2 = Fe2(NO3)2 + Cu =>
2 Fe + Cu2(NO3)2 = Fe2(NO3)2 + 2 Cu
Mg(SO3) + HClO4 = Mg(ClO4) + HSO3 =>
Mg(SO3) + HClO4 = Mg(ClO4) + HSO3
Zn + HNO = Zn(NO3)2 + N2 + H2O =>
Zn + 12 HNO = Zn(NO3)2 + 5 N2 + 6 H2O
CuCl3 + HBr = HCl + CuBr3 =>
CuCl3 + 3 HBr = 3 HCl + CuBr3
GeO2 + C = GeC + CO =>
GeO2 + 3 C = GeC + 2 CO
AlBr3 + NH4F = NH4Br + AlF3 =>
AlBr3 + 3 NH4F = 3 NH4Br + AlF3
C2H4 + Cl2 = C2Cl4 + HCl =>
C2H4 + 4 Cl2 = C2Cl4 + 4 HCl
CH3SH + CH3I = CH3SHCH3 + I2 =>
2 CH3SH + 2 CH3I = 2 CH3SHCH3 + I2
Ag + NO3 = AgNO3 =>
Ag + NO3 = AgNO3
KH2PO4 + FeI3 = KH2I3 + FePO4 =>
KH2PO4 + FeI3 = KH2I3 + FePO4
H{+} + Cr2O7{-2} + Mn{+2} = H2O + Cr{+3} + MnO4{-} =>
22 H{+} + 5 Cr2O7{-2} + 6 Mn{+2} = 11 H2O + 10 Cr{+3} + 6 MnO4{-}
Zn(OH)2 + OH = ZnO2 + H2O =>
Zn(OH)2 + 2 OH = ZnO2 + 2 H2O
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
K3[Fe(CN)6] + HCl = KCl + FeCl3 + HCN =>
K3[Fe(CN)6] + 6 HCl = 3 KCl + FeCl3 + 6 HCN
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