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S + 2 H2O = H2S + 2 OH
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Fe + Cu(II)ClH2O = FeCl2 + Cu(II)H2O =>
Fe + 2 Cu(II)ClH2O = FeCl2 + 2 Cu(II)H2O
FeCl2 + HClO3 = Fe(ClO3)3 + Cl2 + H2O =>
10 FeCl2 + 36 HClO3 = 10 Fe(ClO3)3 + 13 Cl2 + 18 H2O
AgCH3COO + KCl = AgCl + KCH3COO =>
AgCH3COO + KCl = AgCl + KCH3COO
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
Pb(OH)2KOH = PbOHK(OH)2 =>
Pb(OH)2KOH = PbOHK(OH)2
HCl(aq) + As2O3(aq) + NaNO3(aq) + H2O(l) = NO(g) + H3AsO4(aq) + NaCl(aq) =>
4 HCl(aq) + 3 As2O3(aq) + 4 NaNO3(aq) + 7 H2O(l) = 4 NO(g) + 6 H3AsO4(aq) + 4 NaCl(aq)
Sn + HCl = SnCl + H2 =>
2 Sn + 2 HCl = 2 SnCl + H2
TiO + C = Ti + CO =>
TiO + C = Ti + CO
CH3{-}COOH = CH3{-}OH =>
CH3{-}COOH = CH3{-}OH
AgNO3 + HNO3 = Ag + H(NO3)2 =>
AgNO3 + HNO3 = Ag + H(NO3)2
HNO3 + HCl = Cl2 + H2O + NOCl =>
HNO3 + 3 HCl = Cl2 + 2 H2O + NOCl
C4H102 + O2 = CO2 + H2O =>
2 C4H102 + 59 O2 = 8 CO2 + 102 H2O
Mn + S8 = Mn3S5 =>
24 Mn + 5 S8 = 8 Mn3S5
H2SO4 = H{+} + SO4{-2} =>
H2SO4 = 2 H{+} + SO4{-2}
AgNO3 + AlCl3 = AgCl3 + AlNO3 =>
AgNO3 + AlCl3 = AgCl3 + AlNO3
HClAgNO3 = AgClHNO3 =>
HClAgNO3 = AgClHNO3
MgCl2 + Mn = MnCl + Mg =>
MgCl2 + 2 Mn = 2 MnCl + Mg
CaCO3 + KOH = Ca(OH)2 + K2CO3 =>
CaCO3 + 2 KOH = Ca(OH)2 + K2CO3
B(OH)3 + NaOH = NaBO2 + H2O =>
B(OH)3 + NaOH = NaBO2 + 2 H2O
CuHCl = Cu(HCl) =>
CuHCl = Cu(HCl)
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
C11H24 + NO3{-} + PO4{-3} + O2 + H{+} = C60H87O23N12P + H2O =>
120 C11H24 + 264 NO3{-} + 22 PO4{-3} + 137 O2 + 330 H{+} = 22 C60H87O23N12P + 648 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Au + C6Na3O3H3N6 + O2 + H2O = Na5Au(C6O3H3N6)2 + NaOH =>
4 Au + 8 C6Na3O3H3N6 + O2 + 2 H2O = 4 Na5Au(C6O3H3N6)2 + 4 NaOH
(NH4)3PO4 + Zn(NO3)2 = NH4NO3 + Zn3(PO4)2 =>
2(NH4)3PO4 + 3 Zn(NO3)2 = 6 NH4NO3 + Zn3(PO4)2
Al2(SO4)3 + NaOH = Na2SO4 + H2O + NaAlO2 =>
Al2(SO4)3 + 8 NaOH = 3 Na2SO4 + 4 H2O + 2 NaAlO2
H2 + HgS = H2S + Hg =>
H2 + HgS = H2S + Hg
CO + NaOH = Na2CO3 + H2 =>
CO + 2 NaOH = Na2CO3 + H2
CrCl3 + NaOH = Cr2O3 + HCl + NaCl =>
2 CrCl3 + 3 NaOH = Cr2O3 + 3 HCl + 3 NaCl
MnO2 + NaBiO3 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H2O =>
2 MnO2 + 3 NaBiO3 + 6 HNO3 = 2 HMnO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = NH4C2H3O2(aq) + PbSO4(s) =>
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = 2 NH4C2H3O2(aq) + PbSO4(s)
Zr + Cl2 = ZrCl1 =>
2 Zr + Cl2 = 2 ZrCl1
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
A2 = A3 =>
3 A2 = 2 A3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
CuSO4 + Fe = Cu + FeSO4 =>
CuSO4 + Fe = Cu + FeSO4
C6H6OH + K = C6H5OK + H2 =>
C6H6OH + K = C6H5OK + H2
K2CrO4 + C2H5OH + H2SO4 = CH3COOH + H2O + Cr2(SO4)3 + K2SO4 =>
4 K2CrO4 + 3 C2H5OH + 10 H2SO4 = 3 CH3COOH + 13 H2O + 2 Cr2(SO4)3 + 4 K2SO4
AgN4NaCl = NaN4AgCl =>
AgN4NaCl = NaN4AgCl
AgCl + CN{-} = Ag(CN)2{-} + Cl{-} =>
AgCl + 2 CN{-} = Ag(CN)2{-} + Cl{-}
Ca(OH)2CuO = Cu(OH)2CaO =>
Ca(OH)2CuO = Cu(OH)2CaO
SO3 + NaOH = NaSO3 + OH =>
SO3 + NaOH = NaSO3 + OH
NaSO3 + K2Cr2O7 = KSO3 + Na2Cr2O7 =>
2 NaSO3 + K2Cr2O7 = 2 KSO3 + Na2Cr2O7
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
NaH2SbO4 + NaOH = Na3SbO4 + H2O =>
NaH2SbO4 + 2 NaOH = Na3SbO4 + 2 H2O
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