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3 Fe + 4 H2O = Fe3O4 + 4 H2
CuF2 + KCl = CuCl2 + KF =>
CuF2 + 2 KCl = CuCl2 + 2 KF
HCOOH + HCOOK = KOH + H2C2O3 =>
HCOOH + HCOOK = KOH + H2C2O3
NaCl + H2CO3 = HCl + NaHCO3 =>
NaCl + H2CO3 = HCl + NaHCO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Mg + SO3 = Mg(SO3)2 =>
Mg + 2 SO3 = Mg(SO3)2
Fe + H2CO3 = FeCO3 + H2 =>
Fe + H2CO3 = FeCO3 + H2
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
C + H2 = CH4 =>
C + 2 H2 = CH4
Sn + NO3{-} + H2O = SnO2 + NO + OH{-} =>
3 Sn + 4 NO3{-} + 2 H2O = 3 SnO2 + 4 NO + 4 OH{-}
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
K2HPO4 + HCl = HPO4 + H + KCl =>
K2HPO4 + 2 HCl = HPO4 + 2 H + 2 KCl
PCl5 + H2O = PCl5H2 + O =>
PCl5 + H2O = PCl5H2 + O
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
S + BaCl2 = BaS + Cl2 =>
S + BaCl2 = BaS + Cl2
MnCl7 = Mn + Cl7 =>
MnCl7 = Mn + Cl7
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
P4O6 + NaOH = Na3PO3 + H2O =>
P4O6 + 12 NaOH = 4 Na3PO3 + 6 H2O
Na2S + Na2SO3 + HCl = S + NaCl + H2O =>
2 Na2S + Na2SO3 + 6 HCl = 3 S + 6 NaCl + 3 H2O
SiO2 + H2O = H2SiO3 =>
SiO2 + H2O = H2SiO3
KFeO2 + HCl = FeCl3 + KCl + H2O =>
KFeO2 + 4 HCl = FeCl3 + KCl + 2 H2O
NaCl + H2O + SO3 = Na2SO4 + HCl =>
2 NaCl + H2O + SO3 = Na2SO4 + 2 HCl
AlSO4 + HBr = HSO4 + AlBr =>
AlSO4 + HBr = HSO4 + AlBr
Fe + H2CO3 = Fe2(CO3)3 + H2 =>
2 Fe + 3 H2CO3 = Fe2(CO3)3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KCIO3(S) + S(s) = KCI(S) + SO2(g) =>
2 KCIO3(S) + 3 S(s) = 2 KCI(S) + 3 SO2(g)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + H2CO3 = Fe2(CO3)3 + H2 =>
2 Fe + 3 H2CO3 = Fe2(CO3)3 + 3 H2
C3H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6(g) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
NaOH(aq) + HNO3(aq) = H2O(l)NaNO3(aq) =>
NaOH(aq) + HNO3(aq) = H2O(l)NaNO3(aq)
HSbO3 + NaOH = NaSbO3 + H2O =>
HSbO3 + NaOH = NaSbO3 + H2O
Aq + HNO3 = H2 + AqNO3 =>
2 Aq + 2 HNO3 = H2 + 2 AqNO3
CH2O + H = CH3OH =>
CH2O + 2 H = CH3OH
Bariumhydroxide + carbonicacid = bariumcarbonate + water =>
Ba(OH)2 + H2CO3 = BaCO3 + 2 H2O
CaCO3 + Ca(OH)2 = (CaOH)2CO3 =>
CaCO3 + Ca(OH)2 = (CaOH)2CO3
Cu2O + HCl + Al = Cu + AlCl3 + H2O =>
3 Cu2O + 6 HCl + 2 Al = 6 Cu + 2 AlCl3 + 3 H2O
CN + NaOH = NaCN + NaOCN + H2O =>
2 CN + 2 NaOH = NaCN + NaOCN + H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C7H6O2 + C3H5Br = C10H10O2 + HBr =>
C7H6O2 + C3H5Br = C10H10O2 + HBr
Au + Fe2O3 = Fe + Au2O3 =>
2 Au + Fe2O3 = 2 Fe + Au2O3
Zn() + CuSO4() = ZnSO4() + Cu =>
Zn() + CuSO4() = ZnSO4() + Cu
(NH4)2SO4 + H2O = (NH4)2O + H2SO4 =>
(NH4)2SO4 + H2O = (NH4)2O + H2SO4
AlF + Br = AlBr + F =>
AlF + Br = AlBr + F
C2H2 + AgNO3 = AgC2H + HNO3 =>
C2H2 + AgNO3 = AgC2H + HNO3
CH3COOK + HCl = CH3COOH + KCl =>
CH3COOK + HCl = CH3COOH + KCl
HgS + HNO3 + HCl = H2[HgCl4] + NO + S + H2O =>
3 HgS + 2 HNO3 + 12 HCl = 3 H2[HgCl4] + 2 NO + 3 S + 4 H2O
Mg + PbCl2 = MgCl + Pb =>
2 Mg + PbCl2 = 2 MgCl + Pb
NOCl = NO + Cl2 =>
2 NOCl = 2 NO + Cl2
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
BaS + O2 = BaSO3 =>
2 BaS + 3 O2 = 2 BaSO3
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