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PbCO3 = PbO + CO2
CH3NHCH3 + HNO2 = CH3NCH3NO + H2O =>
CH3NHCH3 + HNO2 = CH3NCH3NO + H2O
ZnSO4 + MgCl2 + Na3PO4 = ZnCl2 + Mg3(PO4)2 + Na2SO4 =>
3 ZnSO4 + 3 MgCl2 + 2 Na3PO4 = 3 ZnCl2 + Mg3(PO4)2 + 3 Na2SO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe + NH4Cl = FeCl3 + NH4 =>
Fe + 3 NH4Cl = FeCl3 + 3 NH4
Si + Al = SiAl =>
Si + Al = SiAl
Zn + KNO2 + NaOH + H2O = Na2[Zn(OH)4] + K2[Zn(OH)4] + NH3 =>
6 Zn + 2 KNO2 + 10 NaOH + 10 H2O = 5 Na2[Zn(OH)4] + K2[Zn(OH)4] + 2 NH3
(NH4)2SO3 + Ca(OH)2 = CaSO3 + NH3 + H2O =>
(NH4)2SO3 + Ca(OH)2 = CaSO3 + 2 NH3 + 2 H2O
K[BiI4] + H2O = H[BiI4] + KOH =>
K[BiI4] + H2O = H[BiI4] + KOH
FeCl3 + KMnO4 = Fe(MnO4)3 + KCl =>
FeCl3 + 3 KMnO4 = Fe(MnO4)3 + 3 KCl
CH3OH(l) = CO + H2 =>
CH3OH(l) = CO + 2 H2
H2O2(aq) + H2SO4(aq) + FeSO4(aq) = Fe(SO4)3(aq) + H2O(l) =>
2 H2O2(aq) + 2 H2SO4(aq) + FeSO4(aq) = Fe(SO4)3(aq) + 4 H2O(l)
AgNO3(aq) + I(aq) = INO3 + Ag =>
AgNO3(aq) + I(aq) = INO3 + Ag
C4H6 + Br2 = C4H6Br4 =>
C4H6 + 2 Br2 = C4H6Br4
Mg + H2O(g) = Mg(OH)2 + H2(g) =>
Mg + 2 H2O(g) = Mg(OH)2 + H2(g)
F2(g) + NaI(aq) = FNa + I =>
F2(g) + 2 NaI(aq) = 2 FNa + 2 I
C3H7COOH + Ba(OH)2 = (C3H7COO)2Ba + H2O =>
2 C3H7COOH + Ba(OH)2 = (C3H7COO)2Ba + 2 H2O
Sb4O6 + C2 = Sb + CO2 =>
2 Sb4O6 + 3 C2 = 8 Sb + 6 CO2
Al(OH)3 + CO = H2O + Al + CO2 =>
2 Al(OH)3 + 3 CO = 3 H2O + 2 Al + 3 CO2
Cr + KOH = K3CrO3 + H2 =>
2 Cr + 6 KOH = 2 K3CrO3 + 3 H2
Pb + K{+} + Cl{-} = PbCl + K =>
Pb + K{+} + Cl{-} = PbCl + K
Ca + H2SO3 = CaSO3 + H2 =>
Ca + H2SO3 = CaSO3 + H2
AlCl3 + NaHCO3 = NaCl + Al2O3 + CO2 + H2O =>
2 AlCl3 + 6 NaHCO3 = 6 NaCl + Al2O3 + 6 CO2 + 3 H2O
Co3O4 + HNO3 = Co(NO3)2 + O2 + H2O =>
2 Co3O4 + 12 HNO3 = 6 Co(NO3)2 + O2 + 6 H2O
CaCO3 + NH4Cl = (NH4)2CO3 + CaCl2 =>
CaCO3 + 2 NH4Cl = (NH4)2CO3 + CaCl2
(C2H5)3N + HCl = (C2H5)3NHCl =>
(C2H5)3N + HCl = (C2H5)3NHCl
Zn(NO3)2 + K3Fe(CN)6 = Zn(CN)2 + K3Fe(NO3)6 =>
3 Zn(NO3)2 + K3Fe(CN)6 = 3 Zn(CN)2 + K3Fe(NO3)6
FeCl3(aq) + MgSO4(aq) = Fe2(SO4)3(aq) + MgCl2(aq) =>
2 FeCl3(aq) + 3 MgSO4(aq) = Fe2(SO4)3(aq) + 3 MgCl2(aq)
Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
Ag + KCN + O2 + H2O = KAg(CN)2 + KOH =>
4 Ag + 8 KCN + O2 + 2 H2O = 4 KAg(CN)2 + 4 KOH
Al + NO3{-} + OH{-} + H2O = Al(OH)4{-3} + NH3 =>
8 Al + NO3{-} + 23 OH{-} + 6 H2O = 8 Al(OH)4{-3} + NH3
C2H5Br + O2 = CO2 + H2O + Br =>
4 C2H5Br + 13 O2 = 8 CO2 + 10 H2O + 4 Br
O3 = O2 =>
2 O3 = 3 O2
CH3CH2CHO + Cu(OH)2 = CH3CH2COOH + CuOH + H2O =>
CH3CH2CHO + 2 Cu(OH)2 = CH3CH2COOH + 2 CuOH + H2O
Li2O + Zn = ZnO + Li =>
Li2O + Zn = ZnO + 2 Li
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O2 =>
2 K4Fe(CN)6 + 62 KMnO4 + 135 H2SO4 = 70 KHSO4 + Fe2(SO4)3 + 62 MnSO4 + 12 HNO3 + 12 CO2 + 94 H2O2
Ni + Al2(SO4)3 = Al + Ni(SO4) =>
3 Ni + Al2(SO4)3 = 2 Al + 3 Ni(SO4)
CH4 + F2 = C + HF =>
CH4 + 2 F2 = C + 4 HF
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
C2O2H4 + NaOH = NaC2O2H3 + H2O =>
C2O2H4 + NaOH = NaC2O2H3 + H2O
C7H7NO2 + KMnO4 + H2SO4 = C6H5COOHNO2 + K2SO4 + MnSO4 + H2O =>
2 C7H7NO2 + 2 KMnO4 + 3 H2SO4 = 2 C6H5COOHNO2 + K2SO4 + 2 MnSO4 + 4 H2O
Cu + C6H8O7 = Cu(C6H5O7)2 + H2 =>
Cu + 2 C6H8O7 = Cu(C6H5O7)2 + 3 H2
Ca(NO3)2 + Na3(PO4) = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3(PO4) = Ca3(PO4)2 + 6 NaNO3
C8H18 + O2(g) = CO(g) + H2O(g) =>
2 C8H18 + 17 O2(g) = 16 CO(g) + 18 H2O(g)
NaOH + CaNO3 = NaNO3 + Ca(OH) =>
NaOH + CaNO3 = NaNO3 + Ca(OH)
CH2OHCH2OH + KMnO4 + H2SO4 = HOOCCOOH + MnSO4 + K2SO4 + H2O =>
5 CH2OHCH2OH + 8 KMnO4 + 12 H2SO4 = 5 HOOCCOOH + 8 MnSO4 + 4 K2SO4 + 22 H2O
NH4Cl(aq) + Ca(NO3)2(aq) = NH4NO3(aq) + CaCl2(aq) =>
2 NH4Cl(aq) + Ca(NO3)2(aq) = 2 NH4NO3(aq) + CaCl2(aq)
KNo2 + K2MnO4 + H2O = KNo3 + MnO2 + KOH =>
6 KNo2 + K2MnO4 + 2 H2O = 4 KNo3 + MnO2 + 4 KOH
Fe2O3 + Br2 = FeBr3 + O2 =>
2 Fe2O3 + 6 Br2 = 4 FeBr3 + 3 O2
Ca + HCI = CaCI + H =>
Ca + HCI = CaCI + H
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