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La2O3(s) + 3 H2O() = 2 La(OH)3(aq)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
BrGr3 = Br + Gr2 =>
2 BrGr3 = 2 Br + 3 Gr2
Zn + H2O(g) = Zn(OH)2 + H2 =>
Zn + 2 H2O(g) = Zn(OH)2 + H2
S + N = SN2 =>
S + 2 N = SN2
Al2S3 + Cl2 = AlCl3 + S =>
Al2S3 + 3 Cl2 = 2 AlCl3 + 3 S
HNO3 = NO3 + NH4 + H2O =>
10 HNO3 = 9 NO3 + NH4 + 3 H2O
P + Mg = Mg3P =>
P + 3 Mg = Mg3P
KCl + Cu(NO3)2 = CuCl2 + KNO3 =>
2 KCl + Cu(NO3)2 = CuCl2 + 2 KNO3
CH3CH2CH = CHCH2CH3 =>
CH3CH2CH = CHCH2CH3
KFe3AlSi3O10(OH)2 + Al = Al2O3 + K + Si + Fe + H2 =>
KFe3AlSi3O10(OH)2 + 7 Al = 4 Al2O3 + K + 3 Si + 3 Fe + H2
HNO3 + PB = N2 + PB(NO3)2 + H2O =>
12 HNO3 + 5 PB = N2 + 5 PB(NO3)2 + 6 H2O
LiOH + H2S = LiS + H2(OH) =>
LiOH + H2S = LiS + H2(OH)
CaO + P4 = Ca3P2 + P4O10 =>
30 CaO + 8 P4 = 10 Ca3P2 + 3 P4O10
P + Mg = Mg3P =>
P + 3 Mg = Mg3P
MnSiO3 + Al = Al2O3 + SiO2 + Mn =>
3 MnSiO3 + 2 Al = Al2O3 + 3 SiO2 + 3 Mn
P4 + KClO3 = P4O10 + KClO2 =>
P4 + 10 KClO3 = P4O10 + 10 KClO2
KCl + C6H5CH3 = K + CH3Cl + C6H5Cl =>
2 KCl + C6H5CH3 = 2 K + CH3Cl + C6H5Cl
OH = H2 + O =>
2 OH = H2 + 2 O
MnO2 + NaF + H2SO4 = MnSO4 + Na2SO4 + H2O + F2 =>
MnO2 + 2 NaF + 2 H2SO4 = MnSO4 + Na2SO4 + 2 H2O + F2
[Cr(H2O)6]Cl3 = HCl + Cr(OH)3 + H2O =>
[Cr(H2O)6]Cl3 = 3 HCl + Cr(OH)3 + 3 H2O
Zn(ac) + Ag(s) = Ag2Zn =>
Zn(ac) + 2 Ag(s) = Ag2Zn
HNO3 + C = CO2 + H2O + NO2 =>
4 HNO3 + C = CO2 + 2 H2O + 4 NO2
FeO(OH) + NaOH = Fe2O3 + Na3[Fe(OH)6] =>
3 FeO(OH) + 3 NaOH = Fe2O3 + Na3[Fe(OH)6]
K + (NO3) = KNO3 =>
K + (NO3) = KNO3
SiO2 + H2SO4 = SiH4 + S + O2 =>
SiO2 + 2 H2SO4 = SiH4 + 2 S + 5 O2
CrCl3 + Na(OH) = NaCl + Cr(OH)3 =>
CrCl3 + 3 Na(OH) = 3 NaCl + Cr(OH)3
CaH4P2O8 + Ca(C3H5O3)2 = CaHPO4 + HC3H5O3 =>
CaH4P2O8 + Ca(C3H5O3)2 = 2 CaHPO4 + 2 HC3H5O3
Na2S + HNO3 = S + NaNO3 + NO + H2O =>
3 Na2S + 8 HNO3 = 3 S + 6 NaNO3 + 2 NO + 4 H2O
O(NO3)2 + H2O = HNO3 + O2 =>
O(NO3)2 + H2O = 2 HNO3 + O2
Ba + Rb = BaRb =>
Ba + Rb = BaRb
K2O = K + O2 =>
2 K2O = 4 K + O2
MgH2SO4 = MgSO4H2 =>
MgH2SO4 = MgSO4H2
Na2Cr2O7 + Na2HSO3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 2 Na2HSO3 + 4 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + 5 H2O
P2O5 + SrO = P2O + SrO5 =>
P2O5 + SrO = P2O + SrO5
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
(NH4)2SO4 + V2 = H2O + NH3 + SO2 + VOSO4 =>
6(NH4)2SO4 + V2 = 6 H2O + 12 NH3 + 4 SO2 + 2 VOSO4
Cu + NO = CuO + N2 =>
2 Cu + 2 NO = 2 CuO + N2
CO2CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CO2CaCO3 + 2 HCl = CaCl2 + H2O + 2 CO2
Al2O3 + NaOH + HF = (Na3)AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2(Na3)AlF6 + 9 H2O
C6H6 + O2(g) = H2O(g) + CO2(g) =>
2 C6H6 + 15 O2(g) = 6 H2O(g) + 12 CO2(g)
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
Co(NO3)2*6H2O + FeCl2 + NH4Cl = CoFe2(OH)6 + NH4NO3 + HCl =>
Co(NO3)2*6H2O + 2 FeCl2 + 2 NH4Cl = CoFe2(OH)6 + 2 NH4NO3 + 6 HCl
OCO = O2C =>
OCO = O2C
Mg + S = MgS =>
Mg + S = MgS
Zn + CoCl2 = ZnCl + Co =>
2 Zn + CoCl2 = 2 ZnCl + Co
KNO3 = KNO2 + O2 = =>
2 KNO3 = 2 KNO2 + O2
Ca{+} + O{-} = CaO =>
Ca{+} + O{-} = CaO
Si(OH)4 + H2O = H3SiO4 + H3O =>
Si(OH)4 + H2O = H3SiO4 + H3O
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