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Fe + HNO3 + 3 HCl = FeCl3 + 2 H2O + NO
NO2{-} + CrO4{2-} + H2O = NO3{-} + Cr{3+} + OH{-} =>
3 NO2{-} + 2 CrO4{2-} + 5 H2O = 3 NO3{-} + 2 Cr{3+} + 10 OH{-}
Al(s) + KOH(aq) + H2O = K{+}(aq) + Al(OH)4{-} + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 K{+}(aq) + 2 Al(OH)4{-} + 3 H2(g)
CuO + LiOH = Cu(OH)2 + Li2O =>
CuO + 2 LiOH = Cu(OH)2 + Li2O
Fe2(SO4)3 + K(SCN) = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 K(SCN) = 2 K3Fe(SCN)6 + 3 K2SO4
Al + L2 = AlL3 =>
2 Al + 3 L2 = 2 AlL3
CaSO3HCl = CaClSO2OH =>
CaSO3HCl = CaClSO2OH
CH3COHCH3 + CuO = CH3COCH3 + H2O + Cu =>
2 CH3COHCH3 + CuO = 2 CH3COCH3 + H2O + Cu
P + Li = P3Li =>
3 P + Li = P3Li
HCOOH + Mg(OH)2 = Mg(HCOO)2 + H2O =>
2 HCOOH + Mg(OH)2 = Mg(HCOO)2 + 2 H2O
Fe2 + HBr = FeBr + H2 =>
Fe2 + 2 HBr = 2 FeBr + H2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
H2 + AgI = HI + Ag =>
H2 + 2 AgI = 2 HI + 2 Ag
CsCl + NaOCl = CsClO4 + NaCl =>
CsCl + 4 NaOCl = CsClO4 + 4 NaCl
Bi2(SO4)3 + K2CrO4 = Bi2(CrO4)3 + K2SO4 =>
Bi2(SO4)3 + 3 K2CrO4 = Bi2(CrO4)3 + 3 K2SO4
FeO + H2SO4 + NaOH = Fe(OH) + NaSO4 + H2O =>
FeO + H2SO4 + NaOH = Fe(OH) + NaSO4 + H2O
Zn(s) + H2SO4 = ZnSO4 + H2 =>
Zn(s) + H2SO4 = ZnSO4 + H2
SiO2 + H2O = SiOH4 + O2 =>
2 SiO2 + 4 H2O = 2 SiOH4 + 3 O2
Na2SO3 + KMnO4 = Na2SO4 + MnO2 + K =>
2 Na2SO3 + KMnO4 = 2 Na2SO4 + MnO2 + K
C(s) + Cl2(g) = CCl4(s) =>
C(s) + 2 Cl2(g) = CCl4(s)
NaPO3 + SiO2 + C = Na2SiO3 + CO + P4 =>
4 NaPO3 + 2 SiO2 + 10 C = 2 Na2SiO3 + 10 CO + P4
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 H2O
Al(s) + KOH(aq) + H2O = K{+}(aq) + Al(OH)4{-}(aq) + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 K{+}(aq) + 2 Al(OH)4{-}(aq) + 3 H2(g)
Bi2(SO4)3 + K2CrO4 = Bi2(CrO4)3 + K2(SO4) =>
Bi2(SO4)3 + 3 K2CrO4 = Bi2(CrO4)3 + 3 K2(SO4)
KCl + Na2(CO)3 = K2(CO)3 + NaCl =>
2 KCl + Na2(CO)3 = K2(CO)3 + 2 NaCl
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
Zn + P = ZnP =>
Zn + P = ZnP
H2 + N = H2N2 =>
H2 + 2 N = H2N2
CN(aq) + MnO4(aq) = CNO(aq) + MnO2(s) =>
2 CN(aq) + MnO4(aq) = 2 CNO(aq) + MnO2(s)
CaCO3 + C6H12O7 = C12H22CaO14 + CO2 + H2O =>
CaCO3 + 2 C6H12O7 = C12H22CaO14 + CO2 + H2O
C(s) + Cl2(g) = CCl2 =>
C(s) + Cl2(g) = CCl2
CuFeS2(s) + O2(s) = CuSO4(s) + Fe2O3(s) + SO2(s) =>
4 CuFeS2(s) + 15 O2(s) = 4 CuSO4(s) + 2 Fe2O3(s) + 4 SO2(s)
MgCO3SiO2 = MgSiO3CO2 =>
MgCO3SiO2 = MgSiO3CO2
H2SO4 + Zn(CH3CH2)2 = H(CH3CH2) + ZnSO4 =>
H2SO4 + Zn(CH3CH2)2 = 2 H(CH3CH2) + ZnSO4
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
C6H5OH + K = C6H5OK + H2 =>
2 C6H5OH + 2 K = 2 C6H5OK + H2
Al(s) + KOH(aq) + H2O = KAl(OH)4 + H2(g) =>
2 Al(s) + 2 KOH(aq) + 6 H2O = 2 KAl(OH)4 + 3 H2(g)
Fe2 + O4 = FeO =>
2 Fe2 + O4 = 4 FeO
V + H2O = V(OH)3 + H2 =>
2 V + 6 H2O = 2 V(OH)3 + 3 H2
TaCl5 + HOEt = TaCl2(OEt)3 + HCl =>
TaCl5 + 3 HOEt = TaCl2(OEt)3 + 3 HCl
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Bi2(SO4)3 + K2CrO4 = Bi2(CrO4)3 + K2(SO4) =>
Bi2(SO4)3 + 3 K2CrO4 = Bi2(CrO4)3 + 3 K2(SO4)
C(s) + Cl2(g) = CCl4(g) =>
C(s) + 2 Cl2(g) = CCl4(g)
As + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 5 NaCl + 3 H2O
Al(OH)3(s) + C(s) = H2O(g) + Al(s) + CO2(g) =>
4 Al(OH)3(s) + 3 C(s) = 6 H2O(g) + 4 Al(s) + 3 CO2(g)
Br2 + NiI3 = I + NiBr2 =>
Br2 + NiI3 = 3 I + NiBr2
HCOOH + Mg(OH)2 = (HCOO)2Mg + H2O =>
2 HCOOH + Mg(OH)2 = (HCOO)2Mg + 2 H2O
CoSO4*7H2O + FeSO4*7H2O + NaOH = CoFe2O4 + NaSO4 + H2O + SO2 =>
3 CoSO4*7H2O + 6 FeSO4*7H2O + 4 NaOH = 3 CoFe2O4 + 4 NaSO4 + 65 H2O + 5 SO2
Al + HCI = AlHCI =>
Al + HCI = AlHCI
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