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2 KHCO3 + Ba(OH)2 = BaCO3 + K2CO3 + 2 H2O
NO2{-} + Zn + OH{-} = NH3 + ZnO2{2-} + H2O =>
NO2{-} + 3 Zn + 5 OH{-} = NH3 + 3 ZnO2{2-} + H2O
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
Pb(s) + HBr(aq) = PbBr2 + H2 =>
Pb(s) + 2 HBr(aq) = PbBr2 + H2
Cu(OH)2 + NH3 = Cu(NH3)4 + OH =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH
BaSO4 + Na2S = BaS + Na2SO4 =>
BaSO4 + Na2S = BaS + Na2SO4
HBr + CrOH = CrBr + H2O =>
HBr + CrOH = CrBr + H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
COCl2 + NaOH = H2CO3 + NaCl =>
COCl2 + 2 NaOH = H2CO3 + 2 NaCl
CuO + HBr = Cu + Br + H2O =>
CuO + 2 HBr = Cu + 2 Br + H2O
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Mn2{+} + S2O82{-} + H2O = MnO4{-} + HSO4{-} + H{+} =>
151 Mn2{+} + 13 S2O82{-} + 246 H2O = 302 MnO4{-} + 26 HSO4{-} + 466 H{+}
AlCl3 + KOH = Al2O3Al2O3 + HCl + KCl =>
4 AlCl3 + 6 KOH = Al2O3Al2O3 + 6 HCl + 6 KCl
FeBr3 + N2H8S = Fe2S3 + NH4Br =>
2 FeBr3 + 3 N2H8S = Fe2S3 + 6 NH4Br
NaIO3 + HI = I2 + NaI + H2O =>
NaIO3 + 6 HI = 3 I2 + NaI + 3 H2O
Br2 + H2CO3 = HBr + HBrO3 + CO2 =>
3 Br2 + 3 H2CO3 = 5 HBr + HBrO3 + 3 CO2
BaO + HPO3 = Ba(PO3)2 + H2O =>
BaO + 2 HPO3 = Ba(PO3)2 + H2O
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
H3PO4 = P4O10 + H2O =>
4 H3PO4 = P4O10 + 6 H2O
H2 + Ag3PO4 = H3PO4 + Ag =>
3 H2 + 2 Ag3PO4 = 2 H3PO4 + 6 Ag
KMnO4 + Na2SO2 + H2SO3 = MnSO3 + K2SO3 + NaSO3 + H2O =>
4 KMnO4 + 5 Na2SO2 + 11 H2SO3 = 4 MnSO3 + 2 K2SO3 + 10 NaSO3 + 11 H2O
O2(g) + H2O(l) = H2O2(l) =>
O2(g) + 2 H2O(l) = 2 H2O2(l)
C8H18(aq) + O2(g) = CO2(g) + H2O(l) =>
2 C8H18(aq) + 25 O2(g) = 16 CO2(g) + 18 H2O(l)
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Fe + Fe2O3 + S + I = Fe2SIO =>
4 Fe + Fe2O3 + 3 S + 3 I = 3 Fe2SIO
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NH2OH + BrO3{-} = NO3{-} + Br{-} + H2O + H{+} =>
NH2OH + BrO3{-} = NO3{-} + Br{-} + H2O + H{+}
Na3N + RbOH = NaOH + Rb3N =>
Na3N + 3 RbOH = 3 NaOH + Rb3N
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Na2SO4(s) + HCl(l) = NaCl(s) + SO2(g) + H2O(l) + O2(g) =>
2 Na2SO4(s) + 4 HCl(l) = 4 NaCl(s) + 2 SO2(g) + 2 H2O(l) + O2(g)
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Al2(SO4)3 + KOH = AlOH + K2(SO4)3 =>
Al2(SO4)3 + 2 KOH = 2 AlOH + K2(SO4)3
BaI + AgNO3 = Ba(NO3) + AgI =>
BaI + AgNO3 = Ba(NO3) + AgI
P2O5 + NaCl = NaClO + P =>
P2O5 + 5 NaCl = 5 NaClO + 2 P
KBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2 + OH = H2O =>
H2 + 2 OH = 2 H2O
C11H12O2 + H2O = C9H8O2 + C2H6O =>
C11H12O2 + H2O = C9H8O2 + C2H6O
C + O2 = CO =>
2 C + O2 = 2 CO
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2(aq) + Fe(s) =>
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2(aq) + Fe(s)
CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O =>
2 CH3COOH + MgCO3 = (CH3COO)2Mg + CO2 + H2O
TiH2 + N2 = H2 + TiN =>
2 TiH2 + N2 = 2 H2 + 2 TiN
H2I04 = H2 + I2 =>
H2I04 = H2 + 2 I2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
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