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4 NH3 + 3 O2 = 2 N2 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe3O4(s) + O2(g) = Fe2O3(s) =>
4 Fe3O4(s) + O2(g) = 6 Fe2O3(s)
HCl + CO32 = CO2 + H2O + Cl =>
2 HCl + CO32 = CO2 + H2O + 2 Cl
Fe2O3 + NaOH + H2O = NaFe(OH)4 =>
Fe2O3 + 2 NaOH + 3 H2O = 2 NaFe(OH)4
HCl + ZN(OH)3 = ZNCl3 + H2O =>
3 HCl + ZN(OH)3 = ZNCl3 + 3 H2O
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
(NH4)2SO4(s) + NaOH(aq) = Na2SO4(aq) + H2O(l) + NH3(g) =>
(NH4)2SO4(s) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l) + 2 NH3(g)
MnO4 + H = Mn + H2O =>
MnO4 + 8 H = Mn + 4 H2O
Fe + F2 = FeF3 =>
2 Fe + 3 F2 = 2 FeF3
MnO4 + H = Mn + H2O =>
MnO4 + 8 H = Mn + 4 H2O
Ca(OH)2 + FeSO4 = CaSO4 + Fe(OH)2 =>
Ca(OH)2 + FeSO4 = CaSO4 + Fe(OH)2
CuSO4 + Zn = Cu + ZnSO4 =>
CuSO4 + Zn = Cu + ZnSO4
NaI + CuSO4 = Na2SO4 + CuI2 =>
2 NaI + CuSO4 = Na2SO4 + CuI2
Na2SO4 + Al(COOH)3 = NaCOOH + Al2(SO4)3 =>
3 Na2SO4 + 2 Al(COOH)3 = 6 NaCOOH + Al2(SO4)3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + Mg = MgCl + H =>
HCl + Mg = MgCl + H
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
K2Cr2O7 + HI + H2SO4 = Cr2(SO4)3 + HIO3 + KHSO4 + H2O =>
K2Cr2O7 + HI + 5 H2SO4 = Cr2(SO4)3 + HIO3 + 2 KHSO4 + 4 H2O
MgCl2 + NaF = MgF2 + NaCl =>
MgCl2 + 2 NaF = MgF2 + 2 NaCl
Zn + HNO3 = Zn(NO3)2 + H =>
Zn + 2 HNO3 = Zn(NO3)2 + 2 H
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
LiBr + Cu = CuBr2 + Li =>
2 LiBr + Cu = CuBr2 + 2 Li
Ca + H2O = Ca(OH)2 + H =>
Ca + 2 H2O = Ca(OH)2 + 2 H
HClO3 + AsH3 = H3AsO4 + HCl =>
4 HClO3 + 3 AsH3 = 3 H3AsO4 + 4 HCl
C2H1 + O2 = H2O + CO2 =>
4 C2H1 + 9 O2 = 2 H2O + 8 CO2
AgNO3 + Cl2 = AgCl + O2 + N2O5 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + O2 + 2 N2O5
KMnO4 + H2O + SO2 = K2SO2 + MnSO4 + H2SO4 =>
2 KMnO4 + 4 H2O + 7 SO2 = K2SO2 + 2 MnSO4 + 4 H2SO4
Na + H2SO4 = Na2SO4 + H =>
2 Na + H2SO4 = Na2SO4 + 2 H
PO4 + Al2(SO4)3 = SO4 + Al2PO4 =>
PO4 + Al2(SO4)3 = 3 SO4 + Al2PO4
(NH4)2CO3 + BaCl2 = (NH4Cl) + BaCO3 =>
(NH4)2CO3 + BaCl2 = 2(NH4Cl) + BaCO3
CH2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH2 + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 14 H2O
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
CaCl2 + (NH4)2C2O4 = (NH4)Cl + CaC2 + O =>
CaCl2 + (NH4)2C2O4 = 2(NH4)Cl + CaC2 + 4 O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
HCN + H2O = CN + H3O =>
HCN + H2O = CN + H3O
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
K2S + HClO3 + H2O = KOH + S + KCl =>
3 K2S + HClO3 + 2 H2O = 5 KOH + 3 S + KCl
FeS + HNO3 = Fe(NO3)3 + H2O + H2SO4 + NO2 =>
FeS + 12 HNO3 = Fe(NO3)3 + 5 H2O + H2SO4 + 9 NO2
(CH3)2CO + Cl2 = CH3COCH2Cl + HCl =>
(CH3)2CO + Cl2 = CH3COCH2Cl + HCl
H2 + Fe(NO3)2 = Fe + HNO3 =>
H2 + Fe(NO3)2 = Fe + 2 HNO3
(CH3)2CO + Cl2 = CH3COCH2Cl + HCl =>
(CH3)2CO + Cl2 = CH3COCH2Cl + HCl
Mg + CuSO4 = MgSO4 + Cu =>
Mg + CuSO4 = MgSO4 + Cu
Ni(OH)3 + NH3 = [Ni(NH3)6](OH)3 =>
Ni(OH)3 + 6 NH3 = [Ni(NH3)6](OH)3
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
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