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Zn + 2 HCl + 2 NaOH = ZnCl2 + 2 H2O + 2 Na
calcium + Pb(NO3)2 = Ca(NO3)2 + lead =>
Ca + Pb(NO3)2 = Ca(NO3)2 + Pb
CaI2(aq) + KNO3(aq) = KI(aq) + Ca(NO3)2(g) =>
CaI2(aq) + 2 KNO3(aq) = 2 KI(aq) + Ca(NO3)2(g)
La(NO3)3 + Ni(NO3)2 + C2H5O6 = La2NiO4 + N2O + H2O + CO2 =>
2 La(NO3)3 + Ni(NO3)2 + 32 C2H5O6 = La2NiO4 + 4 N2O + 80 H2O + 64 CO2
H2O + H = H3O =>
H2O + H = H3O
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2 =>
CaI2 + Hg(NO3)2 = HgI2 + Ca + (NO3)2
KI(s) = K(s) + I2(g) =>
2 KI(s) = 2 K(s) + I2(g)
BaCl2 + CuOH = CuCl + Ba(OH)2 =>
BaCl2 + 2 CuOH = 2 CuCl + Ba(OH)2
HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2 + H2O(l) =>
2 HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2 + 2 H2O(l)
PdO2 + H2 = Pd + H2O =>
PdO2 + 2 H2 = Pd + 2 H2O
Ni(OH)2 = Ni + H2O + O2 =>
2 Ni(OH)2 = 2 Ni + 2 H2O + O2
Na[Al(OH)4] + H2S = Na2S + Al(OH)3 + H2O =>
2 Na[Al(OH)4] + H2S = Na2S + 2 Al(OH)3 + 2 H2O
Cu2S + O2 + H2SO4 = CuSO4 + H2O =>
2 Cu2S + 5 O2 + 2 H2SO4 = 4 CuSO4 + 2 H2O
Ce(NO3)3*6H2O = CeO2 + NO2 + H2O + O2 =>
2 Ce(NO3)3*6H2O = 2 CeO2 + 6 NO2 + 12 H2O + O2
CH3CONH2 + H2O = CH3CONH4OH + OH =>
CH3CONH2 + 2 H2O = CH3CONH4OH + OH
Na[Al(OH)4] + H2S = Na2S + Al(OH)3 + H2O =>
2 Na[Al(OH)4] + H2S = Na2S + 2 Al(OH)3 + 2 H2O
C3H10(g) + O2(g) = CO2 + H2O =>
2 C3H10(g) + 11 O2(g) = 6 CO2 + 10 H2O
NaNO2 + BaCl2 = NaCl + BaNO2 + NO2 =>
2 NaNO2 + BaCl2 = 2 NaCl + BaNO2 + NO2
C6H12O6 + KOH = C5H10O3 + H2O + KHCO3 =>
C6H12O6 + KOH = C5H10O3 + H2O + KHCO3
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
SiO2 + H2O = H4SiO4 =>
SiO2 + 2 H2O = H4SiO4
Cr(NO3)3*9H2O + C2H5O2N = Cr2O3 + N2 + H2O + CO2 =>
6 Cr(NO3)3*9H2O + 10 C2H5O2N = 3 Cr2O3 + 14 N2 + 79 H2O + 20 CO2
Li3N + O2 = Li2O + NO2 =>
4 Li3N + 7 O2 = 6 Li2O + 4 NO2
BaSO4 = Ba + SO4 =>
BaSO4 = Ba + SO4
H2O + KCl + KIO3 = KClO3 + I2 + KOH =>
3 H2O + 5 KCl + 6 KIO3 = 5 KClO3 + 3 I2 + 6 KOH
NaHCO2 + H2O = NaOH + H2CO2 =>
NaHCO2 + H2O = NaOH + H2CO2
CoBr = Co + Br2 =>
2 CoBr = 2 Co + Br2
C3H7OH + KMnO4 + H2SO4 = C3H3O + K2SO4 + MnSO4 + H2O =>
2 C3H7OH + 2 KMnO4 + 3 H2SO4 = 2 C3H3O + K2SO4 + 2 MnSO4 + 8 H2O
KMnO4 + H2S + H2O = MnO2 + H2SO3 + KOH =>
2 KMnO4 + H2S + H2O = 2 MnO2 + H2SO3 + 2 KOH
NH4Cl + Na2SO4 = Na2Cl + NH4SO4 =>
NH4Cl + Na2SO4 = Na2Cl + NH4SO4
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Cr3 = Cr23 =>
23 Cr3 = 3 Cr23
Ag(s) + N2(g) + O2(g) = AgNO3 =>
2 Ag(s) + N2(g) + 3 O2(g) = 2 AgNO3
CN{-} + O = CNO{-} =>
CN{-} + O = CNO{-}
BaSeO4 + HCl = H2SeO3 + BaCl2 + Cl2 + H2O =>
BaSeO4 + 4 HCl = H2SeO3 + BaCl2 + Cl2 + H2O
KMnO4 + H2S + H2O = MnO2 + H2SO3 + KOH =>
2 KMnO4 + H2S + H2O = 2 MnO2 + H2SO3 + 2 KOH
Cl2 + Ar = Ar2Cl =>
Cl2 + 4 Ar = 2 Ar2Cl
CuCl + Ag = CuAgCl =>
CuCl + Ag = CuAgCl
Ag(s) + F2(g) = AgF2(s) =>
Ag(s) + F2(g) = AgF2(s)
Cu{+} + S{-} = CuS =>
Cu{+} + S{-} = CuS
FeO + SiO2 = Fe2SiO4 =>
2 FeO + SiO2 = Fe2SiO4
P + NaOH = Na3P + NaH2PO2 =>
4 P + 6 NaOH = Na3P + 3 NaH2PO2
H2SeO3 + Ag2O = Ag2SeO3 + H2O =>
H2SeO3 + Ag2O = Ag2SeO3 + H2O
Na3P = Na3 + P =>
Na3P = Na3 + P
CO(NH2)2 + KNO2 + H2SO4 = CO2 + N2 + K2SO4 + H2O =>
CO(NH2)2 + 2 KNO2 + H2SO4 = CO2 + 2 N2 + K2SO4 + 3 H2O
Zn + AgCl = ZnCl2 + Ag9 =>
9 Zn + 18 AgCl = 9 ZnCl2 + 2 Ag9
KMnO4 + C2H4 + H2O = C2H5(OH)2 + MnO2 + KOH =>
KMnO4 + 3 C2H4 + 5 H2O = 3 C2H5(OH)2 + MnO2 + KOH
C8H18O = C2 + H2 + O2 =>
2 C8H18O = 8 C2 + 18 H2 + O2
Be + KOH = K2BeO2 + H2 =>
Be + 2 KOH = K2BeO2 + H2
KBr + H2O = HBr + K2O =>
2 KBr + H2O = 2 HBr + K2O
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