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C2H5NH2 + HBr = C2H5NH3 + Br
KOH + H2O = H3O{+} + KO{-} =>
KOH + H2O = H3O{+} + KO{-}
Ca(NO3)2 + H2S = CaS + HNO3 =>
Ca(NO3)2 + H2S = CaS + 2 HNO3
CaSO4 + HNO3 = Ca + HNO3SO4 =>
CaSO4 + HNO3 = Ca + HNO3SO4
Pb(NO3)2 + Na2CO3 + H2O = (PbOH)2CO3 + NaNO3 + CO2 =>
2 Pb(NO3)2 + 2 Na2CO3 + H2O = (PbOH)2CO3 + 4 NaNO3 + CO2
HF + NaF = NaHF2 =>
HF + NaF = NaHF2
C6H8O7 + C2H5OH = C12H20O7 + H2O =>
C6H8O7 + 3 C2H5OH = C12H20O7 + 3 H2O
Fe + H{+} = Fe2{+} + H2 =>
4 Fe + 2 H{+} = 2 Fe2{+} + H2
LiBr + Cl2 = LiCl + Br2 =>
2 LiBr + Cl2 = 2 LiCl + Br2
Li + Cu(NO3)2 = Cu + Li(NO3)2 =>
Li + Cu(NO3)2 = Cu + Li(NO3)2
HCl + Ca(OH)2 = CaCl2 + H2O(classification) =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O(classification)
MgCl2 + KOH = Mg(OH)2 + KCl =>
MgCl2 + 2 KOH = Mg(OH)2 + 2 KCl
Fe2O3 + C4 = Fe + CO2 =>
8 Fe2O3 + 3 C4 = 16 Fe + 12 CO2
AgNO3(aq) + K2CO3(aq) = Ag2CO3(s) + KNO3(aq) =>
2 AgNO3(aq) + K2CO3(aq) = Ag2CO3(s) + 2 KNO3(aq)
Na2S2O3 + Br2 + H2O = NaHSO4 + HBr =>
Na2S2O3 + 4 Br2 + 5 H2O = 2 NaHSO4 + 8 HBr
SrI2 + Br2 = BrI + Sr =>
SrI2 + Br2 = 2 BrI + Sr
Sn + FeCl3 = SnCl4 + Fe =>
3 Sn + 4 FeCl3 = 3 SnCl4 + 4 Fe
I2 + Cl = ICl =>
I2 + 2 Cl = 2 ICl
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
CuSO4*5H2O + (NH4)2SO4 + H2O = CuSO4(NH4)2SO4*6H2O =>
CuSO4*5H2O + (NH4)2SO4 + H2O = CuSO4(NH4)2SO4*6H2O
Fe + HNO3 + H2O = Fe(OH)3 + NO =>
Fe + HNO3 + H2O = Fe(OH)3 + NO
Fe(OH)3(aq) + H2SO4(aq) = Fe2(SO4)3 + H2O(l) =>
2 Fe(OH)3(aq) + 3 H2SO4(aq) = Fe2(SO4)3 + 6 H2O(l)
CaSO3 + H2O = CaSO4 + H2 =>
CaSO3 + H2O = CaSO4 + H2
Fe(OH)2 + HI = FeI2 + H2O =>
Fe(OH)2 + 2 HI = FeI2 + 2 H2O
CuO + NH4OH + (NH4)2SO4 = [Cu(NH3)4]SO4 + H2O =>
CuO + 2 NH4OH + (NH4)2SO4 = [Cu(NH3)4]SO4 + 3 H2O
P + S = P2S5 =>
2 P + 5 S = P2S5
C4H6O6 + BaCO3 = Ba(C4H4O6) + CO2 + H2O =>
C4H6O6 + BaCO3 = Ba(C4H4O6) + CO2 + H2O
SiO2 + NH4F = (NH4)2SiF6 + NH3 + H2O =>
SiO2 + 6 NH4F = (NH4)2SiF6 + 4 NH3 + 2 H2O
NH2 + H2O = NH3 + NO =>
5 NH2 + H2O = 4 NH3 + NO
Sn + Zn(NO3)2 = Sn(NO3)4 + Zn =>
Sn + 2 Zn(NO3)2 = Sn(NO3)4 + 2 Zn
Mg + SIO2 = MgO + SI =>
2 Mg + SIO2 = 2 MgO + SI
CH3Br + OH = CH3OH + Br2 =>
2 CH3Br + 2 OH = 2 CH3OH + Br2
KOH + C2H2O4 = KHC2O4 + H2O =>
KOH + C2H2O4 = KHC2O4 + H2O
SrCl2(aq) + Na2CO3(aq) = SrCO3 + NaCl =>
SrCl2(aq) + Na2CO3(aq) = SrCO3 + 2 NaCl
CuSO4 + MgF2 = CuF2 + MgSO4 =>
CuSO4 + MgF2 = CuF2 + MgSO4
H2C2O4 + KMnO2 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
H2C2O4 + 2 KMnO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 2 CO2 + 4 H2O
KNO3(aq) = KNO2(aq) + O2(g) =>
2 KNO3(aq) = 2 KNO2(aq) + O2(g)
CoCl2*6H2O + SOCl2 = CoCl2 + SO2 + HCl =>
CoCl2*6H2O + 6 SOCl2 = CoCl2 + 6 SO2 + 12 HCl
KHC8H4O4 + O2 = CO2 + H2O + K =>
4 KHC8H4O4 + 29 O2 = 32 CO2 + 10 H2O + 4 K
K2Cr2O7 + C3H8O2 + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H4O4 + H2O =>
4 K2Cr2O7 + 3 C3H8O2 + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 3 C3H4O4 + 22 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na2S + Cu(CH3COO)2 = Na2(CH3COO)2 + CuS =>
Na2S + Cu(CH3COO)2 = Na2(CH3COO)2 + CuS
AgNO3 = Ag + NO3 =>
AgNO3 = Ag + NO3
Cu(SO4) + KI = CuI + I2 + K2(SO4) =>
2 Cu(SO4) + 4 KI = 2 CuI + I2 + 2 K2(SO4)
HN3 + O2 = NO + H2O =>
4 HN3 + 7 O2 = 12 NO + 2 H2O
Zn + CuBr2 = ZnBr2 + Cu =>
Zn + CuBr2 = ZnBr2 + Cu
AgNO3 + NH3 = Ag(NH3)2NO3 =>
AgNO3 + 2 NH3 = Ag(NH3)2NO3
Li2O(s) + H2O(i) = LiOH(ac) =>
Li2O(s) + H2O(i) = 2 LiOH(ac)
S2(g) + O2(g) = SO3(g) =>
S2(g) + 3 O2(g) = 2 SO3(g)
C6H12O6(g) + O2(g) = CO2(g) + H2O(l) =>
C6H12O6(g) + 6 O2(g) = 6 CO2(g) + 6 H2O(l)
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