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Mg + 2 H2O = Mg(OH)2 + H2
Fe + Ag{+} = Fe{2+} + Ag =>
Fe + 2 Ag{+} = Fe{2+} + 2 Ag
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{-} + 7 SO3{2-} + 2 H{+} = 2 Mn{2+} + 7 SO4{2-} + H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
FeSO4 + NH4OH = Fe(OH)2 + (NH4)2SO4 =>
FeSO4 + 2 NH4OH = Fe(OH)2 + (NH4)2SO4
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K2PtCl4 + NH3 = KCl + Pt(NH3)2Cl2 =>
K2PtCl4 + 2 NH3 = 2 KCl + Pt(NH3)2Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K + H3PO4 = H2 + K3PO4 =>
6 K + 2 H3PO4 = 3 H2 + 2 K3PO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 + C = CO =>
CO2 + C = 2 CO
BrO3{-} + Sn{2+} + H{+} = Br{-} + Sn{4+} + H2O =>
BrO3{-} + 3 Sn{2+} + 6 H{+} = Br{-} + 3 Sn{4+} + 3 H2O
NH4OH + MgCl + NaHPO4 = MgNH4PO4 + NaCl + H2O =>
NH4OH + MgCl + NaHPO4 = MgNH4PO4 + NaCl + H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
Cr(NO3)3 = Cr2O3 + NO2 + O2 =>
4 Cr(NO3)3 = 2 Cr2O3 + 12 NO2 + 3 O2
CO2 + C = CO =>
CO2 + C = 2 CO
I2O5 + BrF3 = IF5 + O2 + BrF2 =>
2 I2O5 + 20 BrF3 = 4 IF5 + 5 O2 + 20 BrF2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
CaHPO4 + C + SiO2 = CaSiO3 + P + CO + H2O =>
2 CaHPO4 + 5 C + 2 SiO2 = 2 CaSiO3 + 2 P + 5 CO + H2O
CaSiO3 + HF = H2SiF6 + CaF2 + H2O =>
CaSiO3 + 8 HF = H2SiF6 + CaF2 + 3 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
KOH + H3PO4 = K2HPO4 + H2O =>
2 KOH + H3PO4 = K2HPO4 + 2 H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
KOH + H3PO4 = KH2PO4 + H2O =>
KOH + H3PO4 = KH2PO4 + H2O
K + H2SO4 = KSO4 + H2 =>
K + H2SO4 = KSO4 + H2
Zn(NO3)2 + NaOH = Na2[Zn(OH)4] + NaNO3 =>
Zn(NO3)2 + 4 NaOH = Na2[Zn(OH)4] + 2 NaNO3
Na2SO3 + H3PO4 = Na3PO4 + SO2 + H2O =>
3 Na2SO3 + 2 H3PO4 = 2 Na3PO4 + 3 SO2 + 3 H2O
MnO4{-} + SO3{2-} + H20 = MnO2 + SO4{2-} + OH{-} =>
20 MnO4{-} + 20 SO3{2-} + H20 = 20 MnO2 + 20 SO4{2-} + 20 OH{-}
PbO2 + HMn03 + HNO3 = Pb(NO3) + HMnO4 + H20 =>
30 PbO2 + 5 HMn03 + 30 HNO3 = 30 Pb(NO3) + 15 HMnO4 + H20
MnO4{-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
CaCl2 + H2CO3 = CaCO3 + HCl =>
CaCl2 + H2CO3 = CaCO3 + 2 HCl
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
CuZn + HCl = CuCl + Zn + H =>
CuZn + HCl = CuCl + Zn + H
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
CaCl2 + H3PO4 = Ca3(PO4)2 + HCl =>
3 CaCl2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCl
NaHCO3 + NaOH = H2O + Na2CO3 =>
NaHCO3 + NaOH = H2O + Na2CO3
Pb4I + Al = Al3I + Pb =>
Pb4I + 3 Al = Al3I + 4 Pb
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
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