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4 Fe(OH)3 + CH2O + 8 H{+} = 4 Fe{2+} + CO2 + 11 H2O
Ca + H2 + S + O2 = Ca(HSO4)2 =>
Ca + H2 + 2 S + 4 O2 = Ca(HSO4)2
CuO + S = Cu2S + O2 =>
2 CuO + S = Cu2S + O2
La + HNO3 = La(NO3)3 + H2 =>
2 La + 6 HNO3 = 2 La(NO3)3 + 3 H2
CuBr2 + Ag2SO4 = CuSO4 + AgBr =>
CuBr2 + Ag2SO4 = CuSO4 + 2 AgBr
CoBr2 + K2S = CoS + KBr =>
CoBr2 + K2S = CoS + 2 KBr
Mg + HClO2 = Mg(ClO2)2 + H2 =>
Mg + 2 HClO2 = Mg(ClO2)2 + H2
Ti + AgNO3 = TiO2 + Ag + N2 =>
3 Ti + 2 AgNO3 = 3 TiO2 + 2 Ag + N2
CuO + S = CuS + O =>
CuO + S = CuS + O
C6H10 + H2O + MnO4{-} + H{+} = C6H12O2 + Mn2{+} =>
13 C6H10 + 10 H2O + 4 MnO4{-} + 6 H{+} = 13 C6H12O2 + 2 Mn2{+}
Fe(OH)3 + H{+} + CH2O = Fe{+2} + CO2 + H2O =>
4 Fe(OH)3 + 8 H{+} + CH2O = 4 Fe{+2} + CO2 + 11 H2O
Br + S = BrS =>
Br + S = BrS
Ca + S + O2 + H2 = CaSO4*05H2O =>
2 Ca + 2 S + 9 O2 + 10 H2 = 2 CaSO4*05H2O
Ga + HCl + H2O = GaCl3*6H2O + H2 =>
2 Ga + 6 HCl + 12 H2O = 2 GaCl3*6H2O + 3 H2
Pb + SO2 = PbS + O2 =>
Pb + SO2 = PbS + O2
CuO + S = CuS + SO2 =>
2 CuO + 3 S = 2 CuS + SO2
Zn(NO3)2*6H2O + NaOH = Zn(OH)2 + NaNO3 + H2O =>
Zn(NO3)2*6H2O + 2 NaOH = Zn(OH)2 + 2 NaNO3 + 6 H2O
Si + P = Si3P4 =>
3 Si + 4 P = Si3P4
C27H48O20 = C4H6O2 + CO2 + H2O =>
9 C27H48O20 = 58 C4H6O2 + 11 CO2 + 42 H2O
(NH4)2S + Cu = Cu2S + NH4 =>
(NH4)2S + 2 Cu = Cu2S + 2 NH4
Mg + HClO2 = Mg(ClO2) + H2 =>
2 Mg + 2 HClO2 = 2 Mg(ClO2) + H2
CuO + S = Cu2S + O2 =>
2 CuO + S = Cu2S + O2
Ti + AgNO3 = TiO + Ag + N2 =>
6 Ti + 2 AgNO3 = 6 TiO + 2 Ag + N2
Br + S = Br2S =>
2 Br + S = Br2S
Mg(OH)2 + HCl(ac) = MgCl2(ac) + H2O(l) =>
Mg(OH)2 + 2 HCl(ac) = MgCl2(ac) + 2 H2O(l)
HClO4 + P2O5 = Cl2O7 + HPO3 =>
2 HClO4 + P2O5 = Cl2O7 + 2 HPO3
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
CuO + S = CuS + O2 =>
2 CuO + 2 S = 2 CuS + O2
MgCl2 + Li2S = MgS + LiCl =>
MgCl2 + Li2S = MgS + 2 LiCl
Zn(NO3)2*6H2O + NaOH = ZnO + NaNO3 + H2O =>
Zn(NO3)2*6H2O + 2 NaOH = ZnO + 2 NaNO3 + 7 H2O
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
Cu + (NH4)2S = CuS + (NH4)2 =>
Cu + (NH4)2S = CuS + (NH4)2
KClO3 + KI + HCl = I2 + KCl + H2O =>
KClO3 + 6 KI + 6 HCl = 3 I2 + 7 KCl + 3 H2O
SnS2 + Na2S*9H2O = Na4SnS4 + H2O =>
SnS2 + 2 Na2S*9H2O = Na4SnS4 + 18 H2O
CuO + S = Cu + SO =>
CuO + S = Cu + SO
Fe + Zn(OH)2 = Fe(OH)3 + Zn =>
2 Fe + 3 Zn(OH)2 = 2 Fe(OH)3 + 3 Zn
Mg + HClO2 = Mg(ClO2) + H2 =>
2 Mg + 2 HClO2 = 2 Mg(ClO2) + H2
S + Br = S2Br2 =>
2 S + 2 Br = S2Br2
CuSO4 + H2S = Cu + S + H2O =>
CuSO4 + 4 H2S = Cu + 5 S + 4 H2O
Ti + AgNO3 = Ti(NO3)2 + Ag =>
Ti + 2 AgNO3 = Ti(NO3)2 + 2 Ag
Mg(s) + AlCl3(s) = MgCl2(s) + Al(s) =>
3 Mg(s) + 2 AlCl3(s) = 3 MgCl2(s) + 2 Al(s)
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
Zn(NO3)2*6H2O + NaOH = Zn(OH)2 + NaNO3*3H2O =>
Zn(NO3)2*6H2O + 2 NaOH = Zn(OH)2 + 2 NaNO3*3H2O
KOH + KHC8H4O4 = K2C8H4O4 + H2O =>
KOH + KHC8H4O4 = K2C8H4O4 + H2O
CuO + S = Cu2S + SO2 =>
2 CuO + 2 S = Cu2S + SO2
Cu2O + H2SO4 = Cu2SO4 + H2O =>
Cu2O + H2SO4 = Cu2SO4 + H2O
MgCO3 + NaBr = MgBr2 + Na2CO3 =>
MgCO3 + 2 NaBr = MgBr2 + Na2CO3
BaBr2 + KPO43{-} = BaPO43{-} + KBr2 =>
BaBr2 + KPO43{-} = BaPO43{-} + KBr2
C12H22O11 + Ca(OH)2 = C12H22O11CaO + H2O =>
C12H22O11 + Ca(OH)2 = C12H22O11CaO + H2O
NH4SCN + Ba(OH)2 = Ba{2+} + SCN{-} + NH3 + H2O =>
2 NH4SCN + Ba(OH)2 = Ba{2+} + 2 SCN{-} + 2 NH3 + 2 H2O
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