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Al + 3 HOH = Al(OH)3 + 3 H
NH4 + NO2 = N2 + H2O =>
NH4 + NO2 = N2 + 2 H2O
NaCl + H3BO3 = Na2B4O7 + HCl + H2O =>
2 NaCl + 4 H3BO3 = Na2B4O7 + 2 HCl + 5 H2O
Na3PO4 + SiO2 + Al = Na2SiO3 + Al2O3 + P4 =>
12 Na3PO4 + 18 SiO2 + 20 Al = 18 Na2SiO3 + 10 Al2O3 + 3 P4
C4H(g) + O2(g) = CO2(g) + H2O(g) =>
4 C4H(g) + 17 O2(g) = 16 CO2(g) + 2 H2O(g)
IO3{-} + HSO3{-} = SO4{2-} + I2 + H{+} + H2O =>
2 IO3{-} + 5 HSO3{-} = 5 SO4{2-} + I2 + 3 H{+} + H2O
KI + Ca = CaI + K =>
KI + Ca = CaI + K
CuOH + O2 = CuO + H2O =>
4 CuOH + O2 = 4 CuO + 2 H2O
CdCl2 + (NH4)2S = CdS + NH4Cl =>
CdCl2 + (NH4)2S = CdS + 2 NH4Cl
Al + Br = Al3Br6 =>
3 Al + 6 Br = Al3Br6
NaClO3 + HCl = NaCl + ClO3 + H2 =>
2 NaClO3 + 2 HCl = 2 NaCl + 2 ClO3 + H2
Al(NO3)3 + CaCO3 + H2O = Al(OH)3 + Ca(NO3)2 + CO2 =>
2 Al(NO3)3 + 3 CaCO3 + 3 H2O = 2 Al(OH)3 + 3 Ca(NO3)2 + 3 CO2
Na2O(s) + P4O10(s) = Na3PO4(s) =>
6 Na2O(s) + P4O10(s) = 4 Na3PO4(s)
C8H15 + O2 = CO + H2O =>
4 C8H15 + 31 O2 = 32 CO + 30 H2O
CCl4 + Cu = CuCl2 + C =>
CCl4 + 2 Cu = 2 CuCl2 + C
NaNO3 + Al2(SO4)3 = Al(NO3)3 + Na2SO4 =>
6 NaNO3 + Al2(SO4)3 = 2 Al(NO3)3 + 3 Na2SO4
NaBr + I = BrI + Na =>
NaBr + I = BrI + Na
Cu22S + S8 = CuS =>
8 Cu22S + 21 S8 = 176 CuS
MgCO3 + CaCl2 = CaMg + Cl2CO3 =>
MgCO3 + CaCl2 = CaMg + Cl2CO3
CH3COONH4 + Ca(OH)2 = (CH3COO)2Ca + NH4OH =>
2 CH3COONH4 + Ca(OH)2 = (CH3COO)2Ca + 2 NH4OH
Mg(OH)2 + H3PO4 = H2O + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 H3PO4 = 6 H2O + Mg3(PO4)2
MnSO4 + NaClO + NaOH = MnO2 + NaSO4 + NaCl + H2O =>
2 MnSO4 + 3 NaClO + 2 NaOH = 2 MnO2 + 2 NaSO4 + 3 NaCl + H2O
Al + MnO = Al2O3 + Mn =>
2 Al + 3 MnO = Al2O3 + 3 Mn
Be(OH)2 + NaOH = H2O + Na2BeO2 =>
Be(OH)2 + 2 NaOH = 2 H2O + Na2BeO2
NaHCO3 + HCl = HOH + CO2 + NaCl =>
NaHCO3 + HCl = HOH + CO2 + NaCl
Al2(CO3)3 + H2O = Al(OH)3 + CO2 =>
Al2(CO3)3 + 3 H2O = 2 Al(OH)3 + 3 CO2
P + S = PS =>
P + S = PS
ZnSO3 + O2 = ZnSO4 =>
2 ZnSO3 + O2 = 2 ZnSO4
Na2SO4 + HCI = Na2SO4HCI =>
Na2SO4 + HCI = Na2SO4HCI
CU + HCl + O2 = CUCl2 + H2O =>
2 CU + 4 HCl + O2 = 2 CUCl2 + 2 H2O
C6H14 + I2 = C6H12I2 + H2 =>
C6H14 + I2 = C6H12I2 + H2
Ne + O2 = Ne2O3 =>
4 Ne + 3 O2 = 2 Ne2O3
CaCO3 + H2 = Ca(OH)2 + CH4 + H2O =>
CaCO3 + 4 H2 = Ca(OH)2 + CH4 + H2O
Hg + HBr = HgBr2 + H =>
Hg + 2 HBr = HgBr2 + 2 H
KMnO4 + H2O + VOCl2 = H3VO4 + KCl + MnCl2 + HCl =>
KMnO4 + 11 H2O + 5 VOCl2 = 5 H3VO4 + KCl + MnCl2 + 7 HCl
N2H4 + OH = NO + H2O =>
N2H4 + 8 OH = 2 NO + 6 H2O
KClO + H2O = HOCl + KOH =>
KClO + H2O = HOCl + KOH
Hg + H2O2 = HgO + H2O =>
Hg + H2O2 = HgO + H2O
C6H12O6 + H2O = C3H8O3 + CO2 =>
7 C6H12O6 + 6 H2O = 12 C3H8O3 + 6 CO2
Zr + Br2 = ZrBr2 =>
Zr + Br2 = ZrBr2
Sn(OH)2 + NaOH = Sn(OH)6 + Na2 =>
Sn(OH)2 + 4 NaOH = Sn(OH)6 + 2 Na2
Ba(OH)2 + CO = BaCO3 + H2 =>
Ba(OH)2 + CO = BaCO3 + H2
Na2SO3S + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Na2SO3S + 4 K2Cr2O7 + 13 H2SO4 = 3 Na2SO4 + 4 Cr2(SO4)3 + 4 K2SO4 + 13 H2O
CaCl2 + Zn(s) = Ca(s) + ZnCl2(aq) =>
CaCl2 + Zn(s) = Ca(s) + ZnCl2(aq)
BaBr(s) + Na3PO4(aq) = Ba3PO4(s) + NaBr(aq) =>
3 BaBr(s) + Na3PO4(aq) = Ba3PO4(s) + 3 NaBr(aq)
Pb + Cr2O7 = PbCr2O7 =>
Pb + Cr2O7 = PbCr2O7
Mg + CuO = Cu + MgO =>
Mg + CuO = Cu + MgO
SO3 + H2S = H2SO3 + S =>
SO3 + H2S = H2SO3 + S
SrCl2 + H2SO4 = SrSO4 + H2Cl2 =>
SrCl2 + H2SO4 = SrSO4 + H2Cl2
Ca(OH)2 + SnO = CaSnO + H2O + O2 =>
2 Ca(OH)2 + 2 SnO = 2 CaSnO + 2 H2O + O2
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