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2 Na + 2 H2O = 2 NaOH + H2
MnO4{-} + I{-} + H{+} = Mn{2+} + I2 + H2O =>
2 MnO4{-} + 10 I{-} + 16 H{+} = 2 Mn{2+} + 5 I2 + 8 H2O
MnO4{-2} + SO3{2-} + H{+} = Mn{2+} + SO4 + H2O =>
MnO4{-2} + SO3{2-} + 6 H{+} = Mn{2+} + SO4 + 3 H2O
BaCl2 + K2S = BaS + K2Cl2 =>
BaCl2 + K2S = BaS + K2Cl2
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
CH3COOH + NaHCO3 = C3H3NaO + H2O + CO2 =>
7 CH3COOH + 4 NaHCO3 = 4 C3H3NaO + 10 H2O + 6 CO2
K2CO3 + MnCl2 = Mn(CO3) + KCl =>
K2CO3 + MnCl2 = Mn(CO3) + 2 KCl
Ca(H2PO2)2 + H2SO4 = CaSO4 + H3PO2 =>
Ca(H2PO2)2 + H2SO4 = CaSO4 + 2 H3PO2
Cu + AgNo3 = (CuNo3) + Ag =>
Cu + AgNo3 = (CuNo3) + Ag
K2SO3 + Cl2 + NaOH = K2SO4 + NaCl + H2O =>
K2SO3 + Cl2 + 2 NaOH = K2SO4 + 2 NaCl + H2O
K2SO3 = K2SO4 + K2S =>
4 K2SO3 = 3 K2SO4 + K2S
BaCl2 + K2S = BaS + K2Cl2 =>
BaCl2 + K2S = BaS + K2Cl2
HBr + Ba(OH)2 = BaH2 + BrOH =>
2 HBr + Ba(OH)2 = BaH2 + 2 BrOH
LiOH + HBr = LiBr + H2O =>
LiOH + HBr = LiBr + H2O
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Y2O + BaCO + CuO + O2 = YBa2Cu3O7 + CO2 =>
2 Y2O + 8 BaCO + 12 CuO + 11 O2 = 4 YBa2Cu3O7 + 8 CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Sn(NO3)4 = SnO2 + NO + O2 =>
Sn(NO3)4 = SnO2 + 4 NO + 3 O2
BaCl2 + NaOH = Ba(OH) + NaCl2 =>
BaCl2 + NaOH = Ba(OH) + NaCl2
NaI(ac) + AgNO3(ac) = AgI(s) + NaNO3(ac) =>
NaI(ac) + AgNO3(ac) = AgI(s) + NaNO3(ac)
K2 + OH = KOH =>
K2 + 2 OH = 2 KOH
Ba(OH)2 + KMnO4 = KOH + Ba(MnO4)2 =>
Ba(OH)2 + 2 KMnO4 = 2 KOH + Ba(MnO4)2
As + O2 = As2O3 =>
4 As + 3 O2 = 2 As2O3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
CH3OOH + NaOH = NaCH3COO + H2O = HCH3COO =>
2 CH3OOH + NaOH = NaCH3COO + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Pb(NO3)2 + Na2CO3 + H2O = NaNO3 + Pb(OH)2 + CO2 =>
Pb(NO3)2 + Na2CO3 + H2O = 2 NaNO3 + Pb(OH)2 + CO2
KOH + H2O = KO + H3O =>
KOH + H2O = KO + H3O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr =>
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
MnO4{-} + I{-} + H2O = MnO2 + I2 + OH{-} =>
2 MnO4{-} + 6 I{-} + 4 H2O = 2 MnO2 + 3 I2 + 8 OH{-}
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C2H4O + Ag2O = H2CO3 + Ag =>
C2H4O + 5 Ag2O = 2 H2CO3 + 10 Ag
H2CrO4 + K2CO3 = K2CrO4 + H2O + CO2 =>
H2CrO4 + K2CO3 = K2CrO4 + H2O + CO2
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Cr2(SO4)3 + O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
2 Cr2(SO4)3 + 3 O2 + 20 NaOH = 4 Na2CrO4 + 6 Na2SO4 + 10 H2O
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
CaSiO3 + HF = CaF2 + SiF4 + H2O =>
CaSiO3 + 6 HF = CaF2 + SiF4 + 3 H2O
(NH4)2S + KOH = NH4OH + K2S =>
(NH4)2S + 2 KOH = 2 NH4OH + K2S
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40*6H2O + NH4NO3 + NaNO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3PMo12O40*6H2O + 21 NH4NO3 + 2 NaNO3 + 6 H2O
H2SO4 + C20H14O4 + NaOH = H2O14OH + NaC20SO4 + H14 =>
21 H2SO4 + 21 C20H14O4 + 21 NaOH = 7 H2O14OH + 21 NaC20SO4 + 24 H14
Mg + O = MgO =>
Mg + O = MgO
Mg + As = MgAs2 =>
Mg + 2 As = MgAs2
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
Al + FeBr2 = AlBr3 + Fe =>
2 Al + 3 FeBr2 = 2 AlBr3 + 3 Fe
H(NO3) + NH3 = NH4 + N(NO3) =>
H(NO3) + 5 NH3 = 4 NH4 + N(NO3)
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