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2 Fe + 2 KOH + 10 H2O = 2 K[Fe(OH)6] + 5 H2
K2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + K2SO4 =>
3 K2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + 3 K2SO4
NiCl2 + Na2SO4 = NiSO4 + NaCl =>
NiCl2 + Na2SO4 = NiSO4 + 2 NaCl
KBr + F2 = KF + Br2 =>
2 KBr + F2 = 2 KF + Br2
SiO2 + HF = SiF4 + HOH =>
SiO2 + 4 HF = SiF4 + 2 HOH
M2Cl2 + (NH4)2CO3 = M2CO3 + NH4Cl =>
M2Cl2 + (NH4)2CO3 = M2CO3 + 2 NH4Cl
H(g) + Cl(g) = HCl(g) =>
H(g) + Cl(g) = HCl(g)
KIO4 = KI + O2 =>
KIO4 = KI + 2 O2
RbCl = Rb + Cl2 =>
2 RbCl = 2 Rb + Cl2
Al2O3 + H2O = AlO(OH) =>
Al2O3 + H2O = 2 AlO(OH)
MgCl + Na3PO4 = Na3Cl + MgPO4 =>
MgCl + Na3PO4 = Na3Cl + MgPO4
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2 + SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2 + 3 SO4
Zn + CH3COOH = Zn(C2H3O2) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(C2H3O2) + H2
Fe + KClO + KOH = K2FeO4 + KCl + H2O =>
Fe + 3 KClO + 2 KOH = K2FeO4 + 3 KCl + H2O
SrCl2(aq) + Mg(SO4)(aq) = Sr(SO4)(aq) + MgCl2(aq) =>
SrCl2(aq) + Mg(SO4)(aq) = Sr(SO4)(aq) + MgCl2(aq)
Na(OH) = Na + OH =>
Na(OH) = Na + OH
CoCl2 + AgNO3 = Co(NO3)AgCl2 =>
CoCl2 + AgNO3 = Co(NO3)AgCl2
Mg2 + OH = Mg(OH) =>
Mg2 + 2 OH = 2 Mg(OH)
C5H5N + HNO3 = C5H5NH + NO3 =>
C5H5N + HNO3 = C5H5NH + NO3
Ag(NH3)2Cl + HCl = AgCl + NH4Cl =>
Ag(NH3)2Cl + 2 HCl = AgCl + 2 NH4Cl
Mg2 + OH = Mg(OH) =>
Mg2 + 2 OH = 2 Mg(OH)
K2CO3 + Fe2(SO4)3 = K2(SO4)3 + Fe2CO3 =>
K2CO3 + Fe2(SO4)3 = K2(SO4)3 + Fe2CO3
Ca3(PO4)2 + C = Ca3P2 + CO =>
Ca3(PO4)2 + 8 C = Ca3P2 + 8 CO
S12H10 + O2 = SO2 + H2O =>
2 S12H10 + 29 O2 = 24 SO2 + 10 H2O
Na3(PO4) + Ca(OH)2 = Na(OH)2 + Ca3(PO4) =>
Na3(PO4) + 3 Ca(OH)2 = 3 Na(OH)2 + Ca3(PO4)
MgCl2 + Zn = ZnCl + Mg =>
MgCl2 + 2 Zn = 2 ZnCl + Mg
C6H6S + O2 = CO2 + H2O + SO2 =>
2 C6H6S + 17 O2 = 12 CO2 + 6 H2O + 2 SO2
Cl + KI = KCl2 + I =>
2 Cl + KI = KCl2 + I
I2 + SnSO4 + NaOH = Na2SO4 + NaIO3 + Sn + H2O =>
I2 + 5 SnSO4 + 12 NaOH = 5 Na2SO4 + 2 NaIO3 + 5 Sn + 6 H2O
H3PO4 + H2SO4 = SO4(PO4)3 + H2 =>
6 H3PO4 + 2 H2SO4 = 2 SO4(PO4)3 + 11 H2
C2H2 + F2 = C2H2F4 =>
C2H2 + 2 F2 = C2H2F4
NiCl2 + NaOH + NaClO = Ni2O3 + NaCl + H2O =>
2 NiCl2 + 4 NaOH + NaClO = Ni2O3 + 5 NaCl + 2 H2O
Cu + HNO3 + NaOH = Cu(OH) + NaNO3 + H2 =>
2 Cu + 2 HNO3 + 2 NaOH = 2 Cu(OH) + 2 NaNO3 + H2
NaCl + H2SO4 + MnO2 = Cl2 + MnSO4 + Na2SO4 + H2O =>
2 NaCl + 2 H2SO4 + MnO2 = Cl2 + MnSO4 + Na2SO4 + 2 H2O
CaCl2 + NaHCO3 = NaHCO3CaCl2 =>
CaCl2 + NaHCO3 = NaHCO3CaCl2
Mn3O4 + KClO3 + K2CO3 = K2MnO4 + KCl + CO2 =>
3 Mn3O4 + 5 KClO3 + 9 K2CO3 = 9 K2MnO4 + 5 KCl + 9 CO2
MgO(s) + Fe(s) = Fe2O3(s) + Mg(s) =>
3 MgO(s) + 2 Fe(s) = Fe2O3(s) + 3 Mg(s)
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
Fe(NO3)2 + Ca = Ca(NO3) + Fe =>
Fe(NO3)2 + 2 Ca = 2 Ca(NO3) + Fe
HMnO4 + KBr = HBr + KMnO4 =>
HMnO4 + KBr = HBr + KMnO4
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
NaOH + CH3COOH = CH3COONa + H2O =>
NaOH + CH3COOH = CH3COONa + H2O
NaIO + Cr(OH)2 + NaOH = NaI + Na2CrO4 + H2O =>
2 NaIO + Cr(OH)2 + 2 NaOH = 2 NaI + Na2CrO4 + 2 H2O
MnNO22 + BeCl2 = BeNO22 + MnCl2 =>
MnNO22 + BeCl2 = BeNO22 + MnCl2
Na2S2O3 + CuSO45H2O = NaSO4 + Cu2S2O3 + H2O =>
87 Na2S2O3 + 10 CuSO45H2O = 174 NaSO4 + 5 Cu2S2O3 + 10 H2O
HCl + Na2SO4 = NaCl + H2SO4 =>
2 HCl + Na2SO4 = 2 NaCl + H2SO4
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2(aq) + ZnSO4(aq) =>
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2(aq) + ZnSO4(aq)
Cr + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr + 6 H2SO4 = Cr2(SO4)3 + 3 SO2 + 6 H2O
Sr3P2 + Rb2O = SrO + PRb3 =>
Sr3P2 + 3 Rb2O = 3 SrO + 2 PRb3
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
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