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3 Mg(s) + N2(s) = Mg3N2
K4[Fe(CN)6] + I2 = K3[Fe(CN)6] + KI =>
2 K4[Fe(CN)6] + I2 = 2 K3[Fe(CN)6] + 2 KI
CoCl2 + Fe = FeCl3 + Co =>
3 CoCl2 + 2 Fe = 2 FeCl3 + 3 Co
Be2O3 + Mg = MgO + Be =>
Be2O3 + 3 Mg = 3 MgO + 2 Be
Cu(s) + Fe{3+}(aq) = Cu{2+}(aq) + Fe{2+}(aq) =>
Cu(s) + 2 Fe{3+}(aq) = Cu{2+}(aq) + 2 Fe{2+}(aq)
H2NCH2CH2NH2 + HCl = H3NCH2CH2NH3 + Cl =>
H2NCH2CH2NH2 + 2 HCl = H3NCH2CH2NH3 + 2 Cl
AgNO3 + CoCl2 = Co(NO3)AgCl2 =>
AgNO3 + CoCl2 = Co(NO3)AgCl2
Fe(s) + H2SO4(acq) = Fe2(SO4)3(aq) + H2(g) =>
2 Fe(s) + 3 H2SO4(acq) = Fe2(SO4)3(aq) + 3 H2(g)
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
H2O2(l) + SO2(g) = H2SO4(aq) =>
H2O2(l) + SO2(g) = H2SO4(aq)
Zn(s) + H2CO3(aq) = ZnCO3(s) + H2(g) =>
Zn(s) + H2CO3(aq) = ZnCO3(s) + H2(g)
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(aq) =>
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(aq)
NaHCO3 + AgNO3 = NaHC + AgNO6 =>
NaHCO3 + AgNO3 = NaHC + AgNO6
CaCO3(s) + HCl(s) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(s) = H2O(l) + CO2(g) + CaCl2(aq)
HNO3 + Na2SO4 + BaCl2 = NaNO3 + HCl + BaSO4 =>
2 HNO3 + Na2SO4 + BaCl2 = 2 NaNO3 + 2 HCl + BaSO4
S8 + MgCl2 = MgS + Cl =>
S8 + 8 MgCl2 = 8 MgS + 16 Cl
BrNa + Cl2 = ClNa + Br2 =>
2 BrNa + Cl2 = 2 ClNa + Br2
Cu(OH)2 + H2(SO4) = Cu2(SO4)2 + H2O =>
2 Cu(OH)2 + 2 H2(SO4) = Cu2(SO4)2 + 4 H2O
(C)6(H)12(O)6 + (O)2 = C(O)2 + (H)2O =>
(C)6(H)12(O)6 + 6(O)2 = 6 C(O)2 + 6(H)2O
Na2S + KOH = NaOH + SK2 =>
Na2S + 2 KOH = 2 NaOH + SK2
Co(OH)3 + NH4OH = [Co(NH3)6](OH)3 + H2O =>
Co(OH)3 + 6 NH4OH = [Co(NH3)6](OH)3 + 6 H2O
SnCl4(aq) + Na2S(aq) = SnS2(ppt) + NaCl(aq) =>
SnCl4(aq) + 2 Na2S(aq) = SnS2(ppt) + 4 NaCl(aq)
NH4ClO4 + HCl = HClO4 + NH4Cl =>
NH4ClO4 + HCl = HClO4 + NH4Cl
Ca3P2 + K2Cr2O7 + HCl = Ca3(PO4)2 + CrCl3 + KCl + H2O =>
3 Ca3P2 + 8 K2Cr2O7 + 64 HCl = 3 Ca3(PO4)2 + 16 CrCl3 + 16 KCl + 32 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
(NH4)2CO3 + Ca(NO3) = CaCO3 + (NH4)2NO3 =>
(NH4)2CO3 + Ca(NO3) = CaCO3 + (NH4)2NO3
Na + Cl2 = Na5Cl =>
10 Na + Cl2 = 2 Na5Cl
Mg(NO3)2 + SO2 = MgSO2 + NO3 =>
Mg(NO3)2 + SO2 = MgSO2 + 2 NO3
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
CoCl2H12O6 + H2O2 + NH4OH + NH4Cl = Co3Cl9(NH3)19 + H2O =>
6 CoCl2H12O6 + 3 H2O2 + 32 NH4OH + 6 NH4Cl = 2 Co3Cl9(NH3)19 + 74 H2O
CsO2 = Cs + O2 =>
CsO2 = Cs + O2
Cr2O3 + CaO = Cr2CaO4 =>
Cr2O3 + CaO = Cr2CaO4
K2SiO3 + HNO3 = KNO3 + H2O + SiO2 =>
K2SiO3 + 2 HNO3 = 2 KNO3 + H2O + SiO2
Cr2O3 + CaO = Cr2CaO4 =>
Cr2O3 + CaO = Cr2CaO4
CH2O3 + H2O = CH3OH + O2 =>
2 CH2O3 + 2 H2O = 2 CH3OH + 3 O2
HI + AgF = HF + AgI =>
HI + AgF = HF + AgI
HgCl4 + Cu = Hg + CuCl =>
HgCl4 + 4 Cu = Hg + 4 CuCl
Cr2S3 + Mn(NO3)3 + Na2CO3 = NO + CO2 + Na2CrO4 + NaMnO4 + Na2SO4 =>
Cr2S3 + 6 Mn(NO3)3 + 8 Na2CO3 = 18 NO + 8 CO2 + 2 Na2CrO4 + 6 NaMnO4 + 3 Na2SO4
Sodium + chlorine = NaCl =>
2 Na + Cl2 = 2 NaCl
Cu(NO3)2 + H2CO3 + H2O = (CuOH)2CO3 + HNO3 =>
2 Cu(NO3)2 + H2CO3 + 2 H2O = (CuOH)2CO3 + 4 HNO3
HF(aq) + Sr(OH)2(aq) = SrF2(aq) + H2O(l) =>
2 HF(aq) + Sr(OH)2(aq) = SrF2(aq) + 2 H2O(l)
Fe2(CO3)3 + H2O = Fe(OH)3 + H2CO3 =>
Fe2(CO3)3 + 6 H2O = 2 Fe(OH)3 + 3 H2CO3
FeCl3(aq) + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3(aq) + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Zn + F2 = Zn(F2)2 =>
Zn + 2 F2 = Zn(F2)2
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(aq) =>
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(aq)
FeO(s) + Mg(s) = MgO(s) + Fe(s) =>
FeO(s) + Mg(s) = MgO(s) + Fe(s)
CO + Cu + H2 = CuO + CH =>
2 CO + 2 Cu + H2 = 2 CuO + 2 CH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HgCl2 + H2O + Au = HgAu + HCl + O =>
HgCl2 + H2O + Au = HgAu + 2 HCl + O
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