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2 MgCo3 + 9 MgO = 3 Co2O3 + 11 Mg
Bi + H2SO4 = Bi2(SO4)3 + SO + H2O =>
4 Bi + 9 H2SO4 = 2 Bi2(SO4)3 + 3 SO + 9 H2O
Na2B4O7*10H2O + Al2(SO4)3 = Al(OH)3 + H3BO3 + Na2SO4 + H2O =>
3 Na2B4O7*10H2O + Al2(SO4)3 = 2 Al(OH)3 + 12 H3BO3 + 3 Na2SO4 + 9 H2O
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
IO3{-} + SO2 + H2O = I2 + SO4{2-} + H{+} =>
2 IO3{-} + 5 SO2 + 4 H2O = I2 + 5 SO4{2-} + 8 H{+}
H2Se + RbOH = Rb2Se + H2O =>
H2Se + 2 RbOH = Rb2Se + 2 H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
AsCl3 + (NH4)2S2 = (NH4)3AsS4 + S + NH4Cl =>
AsCl3 + 3(NH4)2S2 = (NH4)3AsS4 + 2 S + 3 NH4Cl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CaCO3 + Cu(OH)2 = Ca(OH)2 + CuCO3 =>
CaCO3 + Cu(OH)2 = Ca(OH)2 + CuCO3
MgOH + HNO2 = H2O + MgNO2 =>
MgOH + HNO2 = H2O + MgNO2
F2 + AlBr2 = AlF + Br =>
F2 + 2 AlBr2 = 2 AlF + 4 Br
CHCl3 + NaOH = CH2Cl2 + NaClO =>
CHCl3 + NaOH = CH2Cl2 + NaClO
HCl + (NH4)2CO3 = (NH4)Cl + H2CO3 =>
2 HCl + (NH4)2CO3 = 2(NH4)Cl + H2CO3
H + MnO4{-} + Sn2{+} = Mn2{+} + Sn4{+} + H2O =>
16 H + 2 MnO4{-} + 6 Sn2{+} = Mn2{+} + 3 Sn4{+} + 8 H2O
Cr + KOH + H2O = K[Cr(OH)6] + H2 =>
2 Cr + 2 KOH + 10 H2O = 2 K[Cr(OH)6] + 5 H2
KOH + Mg3(PO4)2 = Mg(OH)2 + K3PO4 =>
6 KOH + Mg3(PO4)2 = 3 Mg(OH)2 + 2 K3PO4
CHCl3 + NaOH = CH2Cl2 + NaClO =>
CHCl3 + NaOH = CH2Cl2 + NaClO
Fe2O3 + C = Fe + (CO) =>
Fe2O3 + 3 C = 2 Fe + 3(CO)
LiOH + Ca = Li + CaOH =>
LiOH + Ca = Li + CaOH
HBr + BaS = H2S + BaBr2 =>
2 HBr + BaS = H2S + BaBr2
Na(s) + CaCl2(s) = Ca(s) + NaCl(s) =>
2 Na(s) + CaCl2(s) = Ca(s) + 2 NaCl(s)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
HBrO4 + Mg(OH)2 = Mg(BrO4)2 + H2O =>
2 HBrO4 + Mg(OH)2 = Mg(BrO4)2 + 2 H2O
H3PO4HCOOH = COH3OH2PO4 =>
H3PO4HCOOH = COH3OH2PO4
KF + HF = KF2 + H2 =>
2 KF + 2 HF = 2 KF2 + H2
HgNO + NaHCO = NaNO + HgHCO =>
HgNO + NaHCO = NaNO + HgHCO
Eu(OH)2 + H2SeO2 = Eu(SeO2) + H2O =>
Eu(OH)2 + H2SeO2 = Eu(SeO2) + 2 H2O
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Pb(ClO4)2(aq) + CaS(aq) = Ca(ClO4)2 + PbS =>
Pb(ClO4)2(aq) + CaS(aq) = Ca(ClO4)2 + PbS
CaSO4 + H2O = Ca(OH)2 + H2SO4 =>
CaSO4 + 2 H2O = Ca(OH)2 + H2SO4
(CH3(CH2)4(CH3))(l) + O2(g) = CO2(g) + H2O(g) =>
2(CH3(CH2)4(CH3))(l) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
CoCl2 + KHCO3 = K2[Co(CO3)2] + HCl =>
CoCl2 + 2 KHCO3 = K2[Co(CO3)2] + 2 HCl
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
LiOH + Ca = Li + CaOH =>
LiOH + Ca = Li + CaOH
C6H12O6 + Ag2O(NH3) = Ag + C6H8O7 + NH3 + H2O =>
C6H12O6 + 3 Ag2O(NH3) = 6 Ag + C6H8O7 + 3 NH3 + 2 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
CHCl3 + NaOH = CH2Cl2 + NaClO =>
CHCl3 + NaOH = CH2Cl2 + NaClO
C4HOH9 + O2 = CO2 + H2O =>
C4HOH9 + 6 O2 = 4 CO2 + 5 H2O
Al + H2SO4 = H2 + Al(SO4)3 =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3
Cu + K4(Fe(CN)6) = Cu2(Fe(CN)6) + K =>
2 Cu + K4(Fe(CN)6) = Cu2(Fe(CN)6) + 4 K
As2O3 + KOH + SiHCl3 = H2O + AsH3 + K2SiO3 + KCl =>
As2O3 + 30 KOH + 6 SiHCl3 = 15 H2O + 2 AsH3 + 6 K2SiO3 + 18 KCl
Si + Mg = SiMg =>
Si + Mg = SiMg
Co + NH3 + H2O = Co(OH)2 + NH4 =>
Co + 2 NH3 + 2 H2O = Co(OH)2 + 2 NH4
BiCl3 + Sn(OH)2 + NaOH = Bi + Na2[Sn(OH)6] + NaCl =>
2 BiCl3 + 3 Sn(OH)2 + 12 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaCl
MnO3 + H = Mn + H2O =>
MnO3 + 6 H = Mn + 3 H2O
C17H35COOH + Cl2 = C17H35COOCl + HCl =>
C17H35COOH + Cl2 = C17H35COOCl + HCl
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