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N2 + 3 H2 = 2 NH3
KI + H2SO4 + KMnO4 = MnO2 + H2O + I2 + K2SO4 =>
6 KI + 4 H2SO4 + 2 KMnO4 = 2 MnO2 + 4 H2O + 3 I2 + 4 K2SO4
HClO + H2O = HCl + H2O2 =>
HClO + H2O = HCl + H2O2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Br2 + I2 = BrI =>
Br2 + I2 = 2 BrI
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
ClO2 + O2{2-} = ClO2{-} + O2 =>
2 ClO2 + O2{2-} = 2 ClO2{-} + O2
SiO2 + Be = Si + BeO =>
SiO2 + 2 Be = Si + 2 BeO
Al + C2H4O2 = Al(C2H3O2)3 + H2 =>
2 Al + 6 C2H4O2 = 2 Al(C2H3O2)3 + 3 H2
MgCa = Mg3Ca3 =>
3 MgCa = Mg3Ca3
Fe2(SO4)2 + KOH = FeOH + KSO4 =>
Fe2(SO4)2 + 2 KOH = 2 FeOH + 2 KSO4
Mg(Br)2 + NaOH = Mg(OH)2 + NaBr =>
Mg(Br)2 + 2 NaOH = Mg(OH)2 + 2 NaBr
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Mg + H3O = MgOH + H =>
Mg + H3O = MgOH + 2 H
Cl2 + AgF = AgCl + F2 =>
Cl2 + 2 AgF = 2 AgCl + F2
SiO + C = Si + CO =>
SiO + C = Si + CO
Ba(HSO4)2 + KMnO4 = BaSO4 + K2SO4 + MnSO4 + H2O + O2 =>
6 Ba(HSO4)2 + 4 KMnO4 = 6 BaSO4 + 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
AgNO3 + K2SiO3 = Ag2SiO3 + KNO3 =>
2 AgNO3 + K2SiO3 = Ag2SiO3 + 2 KNO3
Cu + SO4 = Cu2(SO4)7 =>
2 Cu + 7 SO4 = Cu2(SO4)7
AlCl3 + H2S = Al2S3 + HCl =>
2 AlCl3 + 3 H2S = Al2S3 + 6 HCl
(NH4)2Cr2O7 + PbCl2 = PbCr2O7 + NH4Cl =>
(NH4)2Cr2O7 + PbCl2 = PbCr2O7 + 2 NH4Cl
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CH3Cl + Na + C4H5Cl = C5H12 + NaCl2 =>
23 CH3Cl + 13 Na + 3 C4H5Cl = 7 C5H12 + 13 NaCl2
Na[Fe(OH)4] = NaFeO2 + H2O =>
Na[Fe(OH)4] = NaFeO2 + 2 H2O
Na2S + Na2SO3 + HCl = NaCl + S + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 6 NaCl + 3 S + 3 H2O
SiCl4 + H2O = SiO4H4 + HCl =>
SiCl4 + 4 H2O = SiO4H4 + 4 HCl
NiO(OH) + H2SO4 = Ni2(SO4)3 + H2O =>
2 NiO(OH) + 3 H2SO4 = Ni2(SO4)3 + 4 H2O
KCl + HCl = KH + Cl2 =>
KCl + HCl = KH + Cl2
Cd(NO3)2 + K2S = CdS + KNO3 =>
Cd(NO3)2 + K2S = CdS + 2 KNO3
Al + CaNO3 = AlNO3 + Ca =>
Al + CaNO3 = AlNO3 + Ca
Mg + HNO2 = MgH + NO2 =>
Mg + HNO2 = MgH + NO2
FeS2 + H2O + O2 = Fe(HO)3 + H2SO4 =>
4 FeS2 + 14 H2O + 15 O2 = 4 Fe(HO)3 + 8 H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2S + Cu3(PO4)2 = CuS + (NH4)3PO4 =>
3(NH4)2S + Cu3(PO4)2 = 3 CuS + 2(NH4)3PO4
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
C4H9Cl + CH3NH2 = C4H9NH2 + CH3Cl =>
C4H9Cl + CH3NH2 = C4H9NH2 + CH3Cl
K2Cr2O7 + Hg2Cl2 + HF = HgF2 + Cl2 + CrF3 + KF + H2O =>
2 K2Cr2O7 + 3 Hg2Cl2 + 28 HF = 6 HgF2 + 3 Cl2 + 4 CrF3 + 4 KF + 14 H2O
HNC + CuSO4 = Cu(CN)2 + H2SO4 =>
2 HNC + CuSO4 = Cu(CN)2 + H2SO4
Pb(OH)2 + HNo3 = Pb(No3)2 + H2O =>
Pb(OH)2 + 2 HNo3 = Pb(No3)2 + 2 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
K2CO3 + S = K2S + K2SO3 + CO2 =>
3 K2CO3 + 3 S = 2 K2S + K2SO3 + 3 CO2
H3BO3 = H2B4O7 + H2O =>
4 H3BO3 = H2B4O7 + 5 H2O
Na2CrO4 + Na2PbO2 + NaOH = Na3CrO3 + Na2PbO3 + H2O =>
2 Na2CrO4 + 3 Na2PbO2 + 2 NaOH = 2 Na3CrO3 + 3 Na2PbO3 + H2O
Mn(s) + S(s) = MnS2(s) =>
Mn(s) + 2 S(s) = MnS2(s)
KOH + HNO2 = KNO2 + H2O =>
KOH + HNO2 = KNO2 + H2O
Cr2O3 + H2S = CrO + SO2 + HO =>
4 Cr2O3 + H2S = 8 CrO + SO2 + 2 HO
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