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P4 + 20 HNO = 2 P2O5 + 10 N2 + 10 H2O
Zn = Zn{+2} + {-} =>
Zn = Zn{+2} + 2e
Mg3(PO4)2 + H3PO4 = Mg(H2PO4)2 =>
Mg3(PO4)2 + 4 H3PO4 = 3 Mg(H2PO4)2
PbF2 + AgNO3 = Pb(NO3)2 + AgF =>
PbF2 + 2 AgNO3 = Pb(NO3)2 + 2 AgF
Fe + NaOH = FeO + Na + H2 =>
2 Fe + 2 NaOH = 2 FeO + 2 Na + H2
Cu(NO3)2 + Ca = Cu + Ca(NO3)2 =>
Cu(NO3)2 + Ca = Cu + Ca(NO3)2
Al(OH)3 + Na = Na2Al(OH)3 =>
Al(OH)3 + 2 Na = Na2Al(OH)3
KO2H + Cl2 = ClK + KClO3 + H2O =>
2 KO2H + Cl2 = ClK + KClO3 + H2O
BaCl2(aq) + Na2SO4(aq) = Na2Cl2(aq) + SO4Ba(aq) =>
BaCl2(aq) + Na2SO4(aq) = Na2Cl2(aq) + SO4Ba(aq)
Fe + PbCl4 = Pb + FeCl4 =>
Fe + PbCl4 = Pb + FeCl4
KClO3 + H2SO4 = KClO4 + SO2 + H2O =>
KClO3 + H2SO4 = KClO4 + SO2 + H2O
Ca(OH)2(s) + H3PO4(ac) = Ca3(PO4)2 + H2O =>
3 Ca(OH)2(s) + 2 H3PO4(ac) = Ca3(PO4)2 + 6 H2O
Cd(OH)2 + SnCl2 + NaOH = Cd + NaCl + Sn(OH)4 =>
Cd(OH)2 + SnCl2 + 2 NaOH = Cd + 2 NaCl + Sn(OH)4
(NH4)2C2O4 + NaOH = NaCO2 + NH3 + H2O =>
(NH4)2C2O4 + 2 NaOH = 2 NaCO2 + 2 NH3 + 2 H2O
FeCl2 + (NaOH) = Fe(OH)2 + NaCl =>
FeCl2 + 2(NaOH) = Fe(OH)2 + 2 NaCl
Zn + OH{-} + H2O = Zn(OH)4{-2} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{-2} + H2
C4H4O4K2 + KOH = C2H6 + K2CO3 =>
C4H4O4K2 + 2 KOH = C2H6 + 2 K2CO3
Tm(NO2)3 + K2S = KNO2 + Tm2S3 =>
2 Tm(NO2)3 + 3 K2S = 6 KNO2 + Tm2S3
SrSO3 + H2SO4 = Sr2(SO4)2 + H2SO3 =>
2 SrSO3 + 2 H2SO4 = Sr2(SO4)2 + 2 H2SO3
Cu2S + HNO3 = Cu(NO3)3 + H2SO4 + NO + H2O =>
Cu2S + 10 HNO3 = 2 Cu(NO3)3 + H2SO4 + 4 NO + 4 H2O
Ba(OH)2CuSO4 = BaSO4 + Cu(OH)2 =>
Ba(OH)2CuSO4 = BaSO4 + Cu(OH)2
Ca + Al(HPO3)3 = Ca(HPO3)3 + Al =>
Ca + Al(HPO3)3 = Ca(HPO3)3 + Al
Zn(NO3)2*6H2O + Fe(NO3)3*9H2O = ZnFe2O4 + H2O + HNO3 =>
Zn(NO3)2*6H2O + 2 Fe(NO3)3*9H2O = ZnFe2O4 + 20 H2O + 8 HNO3
KMnO4 + FeCl2 + HCl = KCl + MnCl2 + FeCl3 + H2O* =>
KMnO4 + 5 FeCl2 + 8 HCl = KCl + MnCl2 + 5 FeCl3 + 4 H2O*
Na(s) + NiSO3 = Na2SO3(aq) + Ni(s) =>
2 Na(s) + NiSO3 = Na2SO3(aq) + Ni(s)
NaHCO3 + CH3COOH = CO2 + H2O + NaCO =>
8 NaHCO3 + 3 CH3COOH = 6 CO2 + 10 H2O + 8 NaCO
C7O3H6 + NaOH = C7O3H5Na + H2O =>
C7O3H6 + NaOH = C7O3H5Na + H2O
HClO4 + H2O = Cl + OH =>
HClO4 + 3 H2O = Cl + 7 OH
MgNH4AsO4*6H2O = Mg2As2O7 + NH3 + H2O =>
2 MgNH4AsO4*6H2O = Mg2As2O7 + 2 NH3 + 13 H2O
FeSO4 + NaOH + NaClO = FeO + NaCl + H2SO4 + NaO =>
FeSO4 + 2 NaOH + NaClO = FeO + NaCl + H2SO4 + 2 NaO
P4O2 + NaOH + H2O = PH3 + NaH2PO4 =>
P4O2 + 2 NaOH + 4 H2O = 2 PH3 + 2 NaH2PO4
Pb + NaIO3 = Pb(IO3)2 + Na =>
Pb + 2 NaIO3 = Pb(IO3)2 + 2 Na
SO2(heat) = S + O2 =>
SO2(heat) = S + O2
C2H2Cl4 + Ca(OH)2 = C2HCl3 + CaCl2 + H2 + O =>
2 C2H2Cl4 + Ca(OH)2 = 2 C2HCl3 + CaCl2 + 2 H2 + 2 O
MnO4 + PH3 = P4O10 + H2O + Mn =>
4 MnO4 + 4 PH3 = P4O10 + 6 H2O + 4 Mn
NaI + F2 = I2 + NaF =>
2 NaI + F2 = I2 + 2 NaF
C8H18 + N2H4O3 = CO2 + H2O + N2 =>
C8H18 + 25 N2H4O3 = 8 CO2 + 59 H2O + 25 N2
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
CrBr3 + Cl2 + KOH = K2CrO4 + KBrO4 + KCl + H2O =>
2 CrBr3 + 27 Cl2 + 64 KOH = 2 K2CrO4 + 6 KBrO4 + 54 KCl + 32 H2O
Zn + (ClO4)2 = Zn(ClO4)2 =>
Zn + (ClO4)2 = Zn(ClO4)2
HIHI + Ba(OH)2 = H2O + BaI2 =>
HIHI + Ba(OH)2 = 2 H2O + BaI2
H2SO4 = H2O + O + SO2 =>
H2SO4 = H2O + O + SO2
NH3 = N2 + H2NH3 = N2 + H2 =>
5 NH3 = N2 + 3 H2NH3
H2SeO3 + Co(OH)3 = H2O + Co2(SeO3)3 =>
3 H2SeO3 + 2 Co(OH)3 = 6 H2O + Co2(SeO3)3
N + O + Mg(OH)2 = Mg(NO3)2 + H2O =>
2 N + 5 O + Mg(OH)2 = Mg(NO3)2 + H2O
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4 + H2O + NH3 =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4 + 2 H2O + 2 NH3
ZnCO3 + H2O = ZnO + H2CO3 =>
ZnCO3 + H2O = ZnO + H2CO3
CuFeS2 + FeCl3 + H2O + O2 = CuCl2 + FeCl2 + H2SO4 =>
CuFeS2 + 4 FeCl3 + 2 H2O + 3 O2 = CuCl2 + 5 FeCl2 + 2 H2SO4
I2 + C3H6O = HI3 + C3H5O =>
3 I2 + 2 C3H6O = 2 HI3 + 2 C3H5O
H + Si + O = H2SiO3 =>
2 H + Si + 3 O = H2SiO3
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