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2 NH3 + 3 CuO(s) = N2(g) + 3 Cu(s) + 3 H2O(l)
NaAlO2 = Na2O + Al2O3 =>
2 NaAlO2 = Na2O + Al2O3
Fe + NaHCO3 = FeHCO3 + Na =>
Fe + NaHCO3 = FeHCO3 + Na
HClO2 + NaOH = H2O + NaCl + O2 =>
HClO2 + NaOH = H2O + NaCl + O2
Na3Po4 + FeCl3 = FePo4 + Na3Cl3 =>
Na3Po4 + FeCl3 = FePo4 + Na3Cl3
K2Cr2O7 + H2SO4 = K2SO4 + Cr2SO4 + H2O + [O] =>
K2Cr2O7 + 2 H2SO4 = K2SO4 + Cr2SO4 + 2 H2O + 5[O]
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + MnSO4 + K2SO4 + H2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 5 H2Cr2O7 + 6 MnSO4 + 3 K2SO4 + 6 H2SO4
Al + Ba(OH)2 + H2O = Ba[Al(OH)6]2 + H2 =>
2 Al + Ba(OH)2 + 10 H2O = Ba[Al(OH)6]2 + 5 H2
KBr + Ca = KCa + Br =>
KBr + Ca = KCa + Br
C2H2O4 + Na = Na2C2O4 + H2 =>
C2H2O4 + 2 Na = Na2C2O4 + H2
Cr2O3 + CO = Cr + CO2 =>
Cr2O3 + 3 CO = 2 Cr + 3 CO2
HBrO3 + H2S = S + HBr + H2O =>
HBrO3 + 3 H2S = 3 S + HBr + 3 H2O
KI + NaOH + KMnO4 = I2 + KOH + Na2MnO4 =>
2 KI + 4 NaOH + 2 KMnO4 = I2 + 4 KOH + 2 Na2MnO4
Na2O + HCl = NaCl + H2 + O =>
Na2O + 2 HCl = 2 NaCl + H2 + O
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
As2 = As =>
As2 = 2 As
Sb + Br2 + KOH = KSbO2 + KBr + H2O =>
2 Sb + 3 Br2 + 8 KOH = 2 KSbO2 + 6 KBr + 4 H2O
Sb2S2 + O2 = Sb4O6 + SO2 =>
2 Sb2S2 + 7 O2 = Sb4O6 + 4 SO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CaCO3 + H3PO4 = CO2 + Ca3(PO4)2 + H2O =>
3 CaCO3 + 2 H3PO4 = 3 CO2 + Ca3(PO4)2 + 3 H2O
CuSO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH4OH = [Cu(NH3)4]SO4 + 4 H2O
Mg + HCOOH = Mg(HCOO)2 + H2 =>
Mg + 2 HCOOH = Mg(HCOO)2 + H2
MgSO4 + Zn(NO3)2 = Mg(NO3)2 + Zn(SO4) =>
MgSO4 + Zn(NO3)2 = Mg(NO3)2 + Zn(SO4)
HC2H3O2 + Na2CO3 = H2O + CO2 + NaC2H3O2 =>
2 HC2H3O2 + Na2CO3 = H2O + CO2 + 2 NaC2H3O2
O3 + H16O2C11 = CO2 + H2O =>
28 O3 + 3 H16O2C11 = 33 CO2 + 24 H2O
VO{2+} + IO3{-} + OH{-} = VO3{-} + I{-} + H2O =>
6 VO{2+} + IO3{-} + 18 OH{-} = 6 VO3{-} + I{-} + 9 H2O
CH3CO2 + H3O = CH3CO2H + H2O =>
CH3CO2 + H3O = CH3CO2H + H2O
SO2 + Br = SBr6 + O2 =>
SO2 + 6 Br = SBr6 + O2
S + SO2 = SO =>
S + SO2 = 2 SO
NH3 + HOCl = NH4Cl + N2 + H2O =>
5 NH3 + 3 HOCl = 3 NH4Cl + N2 + 3 H2O
Sb2S2 + O2 = Sb4O6 + SO2 =>
2 Sb2S2 + 7 O2 = Sb4O6 + 4 SO2
K2CrO4 + K2S5 + H2O = K2S2O3 + Cr2O3 + H2 =>
6 K2CrO4 + 4 K2S5 + 15 H2O = 10 K2S2O3 + 3 Cr2O3 + 15 H2
Ni + Fe = NiFe =>
Ni + Fe = NiFe
C2H4O + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
3 C2H4O + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C2H4O2 + 4 H2O
Li + CuI2 = LiI2 + Cu =>
Li + CuI2 = LiI2 + Cu
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Ca + Fl = CaFl2 =>
Ca + 2 Fl = CaFl2
Fe2O3 + H3PO4 = FePO4 + H2O =>
Fe2O3 + 2 H3PO4 = 2 FePO4 + 3 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
H{+} + MnO4{-} + H3AsO3 = H3AsO4 + Mn{2+} + H2O =>
6 H{+} + 2 MnO4{-} + 5 H3AsO3 = 5 H3AsO4 + 2 Mn{2+} + 3 H2O
K2Cr2O7 + CH3CHO + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
K2Cr2O7 + 3 CH3CHO + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3COOH + 4 H2O
C7H6O + C4H8O2 = C11H12O2 + OH =>
26 C7H6O + 15 C4H8O2 = 22 C11H12O2 + 12 OH
Al(S) + Br2 = AlBr3(S) =>
2 Al(S) + 3 Br2 = 2 AlBr3(S)
Al2O3 + CuCl2 = AlCl3 + CuO =>
Al2O3 + 3 CuCl2 = 2 AlCl3 + 3 CuO
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Cu(OH)2 + NiSO4 = Ni(OH)2 + CuSO4 =>
Cu(OH)2 + NiSO4 = Ni(OH)2 + CuSO4
H2O + I = IO3 + H3O =>
9 H2O + I = IO3 + 6 H3O
KMnO4 + SO2 + H2O = KHSO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = 2 KHSO4 + 2 MnSO4 + H2SO4
C3H4 = C + H2 =>
C3H4 = 3 C + 2 H2
Na2O + HCl = NaCl + H2 + O =>
Na2O + 2 HCl = 2 NaCl + H2 + O
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