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2 Cu{2+} + 5 KI = 2 CuI + KI3 + 4 K{+}
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
SiO2 + Ca2(PO4)3 + C = CaSiO3 + P + CO =>
2 SiO2 + Ca2(PO4)3 + 10 C = 2 CaSiO3 + 3 P + 10 CO
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
O2 + ZnI2 = I2 + ZnO2 =>
O2 + ZnI2 = I2 + ZnO2
Cd(NO3)2 + H2SO3 = CdSO3 + HNO3 =>
Cd(NO3)2 + H2SO3 = CdSO3 + 2 HNO3
RCHO + Cu{2+} + OH{-} = RCOO{-} + Cu2O + H2O =>
RCHO + 2 Cu{2+} + 5 OH{-} = RCOO{-} + Cu2O + 3 H2O
C6H10O4 + H2O = CH4 + CO2 =>
4 C6H10O4 + 6 H2O = 13 CH4 + 11 CO2
Ca2C + O2 = Ca2O + CO2 =>
2 Ca2C + 3 O2 = 2 Ca2O + 2 CO2
CO(NH2)2 + H2O2 + KOH = CO2 + H2O + KNO3 =>
CO(NH2)2 + 8 H2O2 + 2 KOH = CO2 + 11 H2O + 2 KNO3
(NH4)2S + CuBr2 = NH4Br + CuS =>
(NH4)2S + CuBr2 = 2 NH4Br + CuS
TiO2 + Se = TiSe2 + O2 =>
TiO2 + 2 Se = TiSe2 + O2
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + HNO3(ac) =>
Ba(NO3)2(ac) + H2SO4(ac) = BaSO4(s) + 2 HNO3(ac)
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
KOH(aq) + H2SO4(aq) = K2SO4(s) + H2O =>
2 KOH(aq) + H2SO4(aq) = K2SO4(s) + 2 H2O
Be(OH)2 + H4P2O7 = Be3(PO4)2 + H2O =>
3 Be(OH)2 + H4P2O7 = Be3(PO4)2 + 5 H2O
Cl2Cu + NaNO3 = Cu(NO3)2 + NaCl =>
Cl2Cu + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
NaCl + CaO = CaCl2Na2O =>
2 NaCl + CaO = CaCl2Na2O
FeS(s) + HCl(ag) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(ag) = FeCl2(aq) + H2S(g)
MgO + C9H7NO = Mg(C9H6ON)2 + H2O =>
MgO + 2 C9H7NO = Mg(C9H6ON)2 + H2O
CaCO3 + HCl = CaCl2CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2CO2 + H2O
S + H2SO4 = sulfurdioxide + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Co + AsO = CoAsO =>
Co + AsO = CoAsO
HC7H5O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC7H5O3(aq) =>
HC7H5O3(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaC7H5O3(aq)
KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + O3 =>
6 KMnO4 + 9 H2SO4 = 9 H2O + 3 K2SO4 + 6 MnSO4 + 5 O3
PH2Br = P + H2 + Br =>
PH2Br = P + H2 + Br
CH3COOH + CaCO3 = CaCH3 + CO2 + H2O =>
9 CH3COOH + 8 CaCO3 = 8 CaCH3 + 18 CO2 + 6 H2O
Mg(NO3)2 + CH3COOH = MgCOOH + CH3(NO3)2 =>
Mg(NO3)2 + CH3COOH = MgCOOH + CH3(NO3)2
Pb(CH3COO) + Na = CH3COONa + Pb2 =>
2 Pb(CH3COO) + 2 Na = 2 CH3COONa + Pb2
BaC2O4 + HCl = BaCl + HC2O4 =>
BaC2O4 + HCl = BaCl + HC2O4
Zn(s) + CuSO4(ag) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(ag) = Cu(s) + ZnSO4(aq)
CaCO3 + NiCl2 = CaCl2 + NiCO3 =>
CaCO3 + NiCl2 = CaCl2 + NiCO3
K2S + ZnI2 = ZnS + K2I2 =>
K2S + ZnI2 = ZnS + K2I2
CaSiO3 + H3PO4 = Ca3(PO4)2 + H2SiO3 =>
3 CaSiO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2SiO3
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
[Co(NH3)4CO3]NO3 + HCl = [Co(NH3)4Cl2]Cl + H2O + CO2 + H{+} + NO3{-} =>
[Co(NH3)4CO3]NO3 + 3 HCl = [Co(NH3)4Cl2]Cl + H2O + CO2 + H{+} + NO3{-}
CrCl2(aq) + Na2CO3(aq) = CrCO3(s) + NaCl(aq) =>
CrCl2(aq) + Na2CO3(aq) = CrCO3(s) + 2 NaCl(aq)
C6H5NH2 + H2O = H3O + C6H4NH2 =>
C6H5NH2 + H2O = H3O + C6H4NH2
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
KNCO3(s) + C = K2CO3(s) + CO(g) + N =>
2 KNCO3(s) + 2 C = K2CO3(s) + 3 CO(g) + 2 N
AlCl3 + C3H7OH = C3H7Cl3 + AlOH =>
AlCl3 + C3H7OH = C3H7Cl3 + AlOH
Na2CO3 + KSb(OH)6 = NaSb(OH)6 + K2CO3 =>
Na2CO3 + 2 KSb(OH)6 = 2 NaSb(OH)6 + K2CO3
Na2SO3 + K2SO4 = K2SO3 + Na2SO4 =>
Na2SO3 + K2SO4 = K2SO3 + Na2SO4
NH4Cl = HCl + NH3 = =>
NH4Cl = HCl + NH3
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
CH3(CH2)4 + O2 = CO2 + H2O =>
4 CH3(CH2)4 + 31 O2 = 20 CO2 + 22 H2O
KMnO4 + Cl2 + KOH = K2MnO4 + HClO3 + H2O =>
10 KMnO4 + Cl2 + 10 KOH = 10 K2MnO4 + 2 HClO3 + 4 H2O
F2 + KClO3 = KCl + F2O =>
3 F2 + KClO3 = KCl + 3 F2O
NaOH + Mg(NO3)2 = Mg(OH) + Na(NO3)2 =>
NaOH + Mg(NO3)2 = Mg(OH) + Na(NO3)2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
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