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2 Cu(NO3)2 = 4 NO2 + 2 CuO + O2
NaF + H2O2 = Na2H2 + F2O2 =>
2 NaF + H2O2 = Na2H2 + F2O2
C6H2Cl4 + O2 + H2O = CO2 + HCl =>
2 C6H2Cl4 + 11 O2 + 2 H2O = 12 CO2 + 8 HCl
Zn + HI = H + ZnI2 =>
Zn + 2 HI = 2 H + ZnI2
CO2 + BaO = BaC + O =>
CO2 + BaO = BaC + 3 O
C18H36O2 + C2H6O = C20H40O2 + H2O =>
C18H36O2 + C2H6O = C20H40O2 + H2O
AgCl3 + HF = Ag + HCl + F2 =>
2 AgCl3 + 6 HF = 2 Ag + 6 HCl + 3 F2
KOH + CrBr2 = Cr(OH) + KBr2 =>
KOH + CrBr2 = Cr(OH) + KBr2
H2COOCH2 + O2 = CO2 + H2O =>
H2COOCH2 + 2 O2 = 2 CO2 + 2 H2O
K2MnO4 + CH3COOH + K2SO3 = (CH3COO)2Mn + K2SO4 + CH3COOK + H2O =>
K2MnO4 + 4 CH3COOH + 2 K2SO3 = (CH3COO)2Mn + 2 K2SO4 + 2 CH3COOK + 2 H2O
C2H5 = C + H2 =>
2 C2H5 = 4 C + 5 H2
Al + NaNO3 + NaOH = Na3AlO3 + NH3 + H2O =>
8 Al + 3 NaNO3 + 21 NaOH = 8 Na3AlO3 + 3 NH3 + 6 H2O
NaI + PPb(NO3)2 = PPbI2 + NaNO3 =>
2 NaI + PPb(NO3)2 = PPbI2 + 2 NaNO3
(NbO2)2SO4 + H2O = NbO2OH + H2SO4 =>
(NbO2)2SO4 + 2 H2O = 2 NbO2OH + H2SO4
CH3CH2OH + PBr3 = CH3CH2Br + H3PO3 =>
3 CH3CH2OH + PBr3 = 3 CH3CH2Br + H3PO3
Na2SO4 + I2 = Na2S2O8 + NaI =>
2 Na2SO4 + I2 = Na2S2O8 + 2 NaI
Zn + HI = H + ZnI2 =>
Zn + 2 HI = 2 H + ZnI2
NaCn + HBr = NaBr + HCn =>
NaCn + HBr = NaBr + HCn
V + HCl = VCl3 + H =>
V + 3 HCl = VCl3 + 3 H
Zn + Cu(SO4)3 = ZnSO4 + Cu =>
3 Zn + Cu(SO4)3 = 3 ZnSO4 + Cu
C3H8O3 + MnO4{-} + OH{-} = MnO4{-2} + CO3{-2} + H2O =>
C3H8O3 + 14 MnO4{-} + 20 OH{-} = 14 MnO4{-2} + 3 CO3{-2} + 14 H2O
Au + Sn = AuSn =>
Au + Sn = AuSn
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaF + H2O2 = Na2H2 + F2O2 =>
2 NaF + H2O2 = Na2H2 + F2O2
K2CO3H2SO4 = K2SO4H2CO3 =>
K2CO3H2SO4 = K2SO4H2CO3
H2 + K2[Zn(OH)4] = Zn + KOH + H2O =>
H2 + K2[Zn(OH)4] = Zn + 2 KOH + 2 H2O
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 3 I2 + 7 H2O
NH2OH + CH3COONa = NH2ONa + CH3COOH =>
NH2OH + CH3COONa = NH2ONa + CH3COOH
Al(s) + KOH(aq) + H2O = KAl(OH)4(aq) + H2 =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 KAl(OH)4(aq) + 3 H2
K2CrO4(aq) + H2O(aq) = KH(s) + CrO(aq) + O2(g) =>
K2CrO4(aq) + H2O(aq) = 2 KH(s) + CrO(aq) + 2 O2(g)
FeCl3 + CaCO3 + H2O = Fe(OH)3 + CaCl2 + Ca(HCO3)2 =>
2 FeCl3 + 6 CaCO3 + 6 H2O = 2 Fe(OH)3 + 3 CaCl2 + 3 Ca(HCO3)2
Au() + H2S() + O2() = Au2S() + H2O() =>
4 Au() + 2 H2S() + O2() = 2 Au2S() + 2 H2O()
Br2 + H2S + H2O = HBr + H2SO4 =>
4 Br2 + H2S + 4 H2O = 8 HBr + H2SO4
CuO(s) + CO(S) = Cu2O(S) + CO2(g) =>
2 CuO(s) + CO(S) = Cu2O(S) + CO2(g)
Fe3O4 + SiO2 = FeOSiO2 + O2 =>
2 Fe3O4 + 6 SiO2 = 6 FeOSiO2 + O2
C8H7O2 + O2 = CO2 + H2O =>
4 C8H7O2 + 35 O2 = 32 CO2 + 14 H2O
Cd(C2H3O2)2 + HBr = CdBr2 + HC2H3O2 =>
Cd(C2H3O2)2 + 2 HBr = CdBr2 + 2 HC2H3O2
CO2 + Ba(NO3)2 = BaCO2 + NO3 =>
CO2 + Ba(NO3)2 = BaCO2 + 2 NO3
C8H18 + KMnO4 = C8H17K + HMnO4 =>
C8H18 + KMnO4 = C8H17K + HMnO4
Na(OH)2 + H3PO4 = Na3(PO4)2 + H2O =>
3 Na(OH)2 + 2 H3PO4 = Na3(PO4)2 + 6 H2O
Pb + HNO3 = PbNO3 + NH4NO3 + H2O =>
8 Pb + 10 HNO3 = 8 PbNO3 + NH4NO3 + 3 H2O
Cl + Na2SO3 + NaOH = Na2SO4 + NaCl + H2O =>
2 Cl + Na2SO3 + 2 NaOH = Na2SO4 + 2 NaCl + H2O
NiHCl = NiCl + H =>
NiHCl = NiCl + H
(m)KOH + H3PO4 = K3PO4 + H2O =>
3(m)KOH + H3PO4 = K3PO4 + 3 H2O
Na3PO4 + Zn(NO3)2 = Na3(NO3)2 + ZnPO4 =>
Na3PO4 + Zn(NO3)2 = Na3(NO3)2 + ZnPO4
AgI + Cl = AgCl + I =>
AgI + Cl = AgCl + I
NaCl + FeI3 = FeCl3 + NaI =>
3 NaCl + FeI3 = FeCl3 + 3 NaI
XNa + Cl = XNaCl =>
XNa + Cl = XNaCl
FeCl2 + HNO3 + HCl = FeCl3 + H2O + NO =>
3 FeCl2 + HNO3 + 3 HCl = 3 FeCl3 + 2 H2O + NO
Ca + HBr = CaHBr2 + H2 =>
2 Ca + 4 HBr = 2 CaHBr2 + H2
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