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Na2CO3 + NaOH = Na3CO3 + OH
H2Cr2O7 + SnCl2 + HCl = SnCl4 + Cr(OH)3 + H2O =>
H2Cr2O7 + 3 SnCl2 + 6 HCl = 3 SnCl4 + 2 Cr(OH)3 + H2O
Ni(NO3)2*6H2O + C2H5NO2 = Ni + H2O + CO2 + N2 =>
3 Ni(NO3)2*6H2O + 4 C2H5NO2 = 3 Ni + 28 H2O + 8 CO2 + 5 N2
CuO + KCl = CuCl2 + K2O =>
CuO + 2 KCl = CuCl2 + K2O
C100H200O100 + O2 = CO2 + H2O =>
C100H200O100 + 100 O2 = 100 CO2 + 100 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CO3{-} + H2O = HCO3{-} + OH =>
CO3{-} + H2O = HCO3{-} + OH
H2SO4(aq) + NaOH(aq) = Na2SO4(s) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(s) + 2 H2O(l)
Fe3O4 + CO = FeO + CO2 =>
Fe3O4 + CO = 3 FeO + CO2
CrCl3 + KOH + H2O = K3(Cr(OH)6) + HCl =>
CrCl3 + 3 KOH + 3 H2O = K3(Cr(OH)6) + 3 HCl
Hg2O + HNO3 = HgNO3 + H2O =>
Hg2O + 2 HNO3 = 2 HgNO3 + H2O
Fe2SiO4 + H2O + O2 = Fe2O3 + H4SiO4 =>
2 Fe2SiO4 + 4 H2O + O2 = 2 Fe2O3 + 2 H4SiO4
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Cu + In(NO3)3 = Cu(NO3)2 + In =>
3 Cu + 2 In(NO3)3 = 3 Cu(NO3)2 + 2 In
HBrO + H2O = H3O + BrO =>
HBrO + H2O = H3O + BrO
Al(OH){3} + HCl = AlCl{3} + HOH =>
Al(OH){3} + HCl = AlCl{3} + HOH
NaBiO3 + H2SO4 = Na2SO4 + Bi2(SO4)3 + H2O + O2 =>
2 NaBiO3 + 4 H2SO4 = Na2SO4 + Bi2(SO4)3 + 4 H2O + O2
Zn(OH)2 + KCl = K2ZnO2 + HCl =>
Zn(OH)2 + 2 KCl = K2ZnO2 + 2 HCl
FeS + HClO4 = Fe(ClO4)2 + H2S =>
FeS + 2 HClO4 = Fe(ClO4)2 + H2S
Sr(CO3) + HNO3 = Sr(NO3)2 + CO2 + H2O =>
Sr(CO3) + 2 HNO3 = Sr(NO3)2 + CO2 + H2O
S + OCl = SO3 + Cl =>
S + 3 OCl = SO3 + 3 Cl
C(s) + SO2 = CS2(l) + CO(g) =>
5 C(s) + 2 SO2 = CS2(l) + 4 CO(g)
NO3 + HBr = Br2 + NO + H2O =>
NO3 + 4 HBr = 2 Br2 + NO + 2 H2O
KClO2 + H2SO4 = K2SO4 + KCl + ClO2 + H2O =>
5 KClO2 + 2 H2SO4 = 2 K2SO4 + KCl + 4 ClO2 + 2 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Al(s) + NiBr2(aq) = AlNi + Br2 =>
Al(s) + NiBr2(aq) = AlNi + Br2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
SnO + HBr = SnBr + HO =>
SnO + HBr = SnBr + HO
C2H4O2 + Na(HCO3) = NaC2H3O2 + H2O + CO2 =>
C2H4O2 + Na(HCO3) = NaC2H3O2 + H2O + CO2
K2S + H2SiO3 = H2S + K2SiO3 =>
K2S + H2SiO3 = H2S + K2SiO3
KBr(aq) = K + Br =>
KBr(aq) = K + Br
Na2O + (NH4)2(SO4) = Na2(SO4) + H2O + NH3 =>
Na2O + (NH4)2(SO4) = Na2(SO4) + H2O + 2 NH3
B(s) + H2(g) = B2H6 =>
2 B(s) + 3 H2(g) = B2H6
Zn3N2 + Ca = CaN + Zn =>
Zn3N2 + 2 Ca = 2 CaN + 3 Zn
NiSO4 = O2 + NiS =>
NiSO4 = 2 O2 + NiS
HCCH + [Ag(NH3)2]OH = HCCAg + NH4OH + NH3 =>
HCCH + [Ag(NH3)2]OH = HCCAg + NH4OH + NH3
FeO + P = FeP + O2 =>
2 FeO + 2 P = 2 FeP + O2
Na(s) + Pb(NO3)2(aq) = NaNO3 + Pb =>
2 Na(s) + Pb(NO3)2(aq) = 2 NaNO3 + Pb
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
C8H18 + O2 = CO2 + H =>
C8H18 + 8 O2 = 8 CO2 + 18 H
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CaCl2 + Ba3(PO4)2 = Ca3(PO4)2 + BaCl2 =>
3 CaCl2 + Ba3(PO4)2 = Ca3(PO4)2 + 3 BaCl2
NH4H2PO4 + NaOH = Na3PO4 + NH3 + H2O =>
NH4H2PO4 + 3 NaOH = Na3PO4 + NH3 + 3 H2O
C3H6O + H2O2 = C9H18O6 + H2O =>
3 C3H6O + 3 H2O2 = C9H18O6 + 3 H2O
FeF3 + Cu(OH)2 = CuF2 + Fe(OH)3 =>
2 FeF3 + 3 Cu(OH)2 = 3 CuF2 + 2 Fe(OH)3
C6H5NH2 + O2 = NH3 + CO2 + H2O =>
C6H5NH2 + 7 O2 = NH3 + 6 CO2 + 2 H2O
P + Ba(OH)2 + H2O = Ba(PH2O2)2 + PH3 =>
8 P + 3 Ba(OH)2 + 6 H2O = 3 Ba(PH2O2)2 + 2 PH3
CO2NaNO3 = NaCO3NO2 =>
CO2NaNO3 = NaCO3NO2
HC2H3O2 + Ca(OH)2(aq) = H2O(l) + Ca(C2H3O2)2(aq) =>
2 HC2H3O2 + Ca(OH)2(aq) = 2 H2O(l) + Ca(C2H3O2)2(aq)
Mn + Fe + O = MnFe2O4 =>
Mn + 2 Fe + 4 O = MnFe2O4
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