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Ca + 2 H2O = Ca(OH)2 + H2
FeO + NO2 = Fe2O3 + N2 =>
8 FeO + 2 NO2 = 4 Fe2O3 + N2
Ca(H2PO4)2 + NaOH = CaNa2(HPO4)2 + H2O =>
Ca(H2PO4)2 + 2 NaOH = CaNa2(HPO4)2 + 2 H2O
Ag + K2CO3 = Ag2CO3 + K =>
2 Ag + K2CO3 = Ag2CO3 + 2 K
NaHC2O4 + NaOH = Na2C2O4 + H2O =>
NaHC2O4 + NaOH = Na2C2O4 + H2O
Na3AlO3 + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 Na3AlO3 + 6 H2SO4 = Al2(SO4)3 + 3 Na2SO4 + 6 H2O
K + HClO = KClO + H2 =>
2 K + 2 HClO = 2 KClO + H2
LiNO3 + MgCl2 = LiCl + Mg(NO3)2 =>
2 LiNO3 + MgCl2 = 2 LiCl + Mg(NO3)2
CuSO4*5H2O + H2SO4 = CuSO4*H2O + H2SO4*2H2O =>
CuSO4*5H2O + 2 H2SO4 = CuSO4*H2O + 2 H2SO4*2H2O
Ca(OH)2 + HC3H5O3 = H2O + Ca(C3H5O3)2 =>
Ca(OH)2 + 2 HC3H5O3 = 2 H2O + Ca(C3H5O3)2
KI + K2Cr2O7 + H2SO4 + CHCl3 = I2CHCl3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 KI + K2Cr2O7 + 7 H2SO4 + 3 CHCl3 = 3 I2CHCl3 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O
C8H8O3 + NaOH + HCl = C7H6O3 + CH3OH + NaCl =>
C8H8O3 + NaOH + HCl = C7H6O3 + CH3OH + NaCl
Al + PbCl2 = AlCl3 + Pb =>
2 Al + 3 PbCl2 = 2 AlCl3 + 3 Pb
H2 + F2 = (HF) =>
H2 + F2 = 2(HF)
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
C2H2(acetylene) + Br2 = CHBr2CHBr2 =>
C2H2(acetylene) + 2 Br2 = CHBr2CHBr2
CH4 + O2 = CO + H2 =>
2 CH4 + O2 = 2 CO + 4 H2
KNO2 + KHSO3 + OH = K3[N(SO3)3]2H2O + K2SO4 + H2O =>
2 KNO2 + 11 KHSO3 + 13 OH = K3[N(SO3)3]2H2O + 5 K2SO4 + 11 H2O
KClO3 + H2SO4 = KHSO4 + O2 + ClO2 + H2O =>
4 KClO3 + 4 H2SO4 = 4 KHSO4 + O2 + 4 ClO2 + 2 H2O
Li + Mg(CO3) = Li2(CO3) + Mg =>
2 Li + Mg(CO3) = Li2(CO3) + Mg
C15H32 + H2O2 = CO2 + H2O =>
C15H32 + 46 H2O2 = 15 CO2 + 62 H2O
Ni + HNO2 = Ni(NO2)2 + H2 =>
Ni + 2 HNO2 = Ni(NO2)2 + H2
Fe + S = FeS =>
Fe + S = FeS
NaOH + Zn + H2O = Na2Zn(OH)4 + H2 =>
2 NaOH + Zn + 2 H2O = Na2Zn(OH)4 + H2
ZnO + Cu = Zn + CuO =>
ZnO + Cu = Zn + CuO
IO3 + OH = IO6 + H2O =>
IO3 + 6 OH = IO6 + 3 H2O
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H4O2 = C2H2O + H2O =>
C2H4O2 = C2H2O + H2O
HNO2 + Al2(CO3)3 = CO2 + H2O + Al(NO2)3 =>
6 HNO2 + Al2(CO3)3 = 3 CO2 + 3 H2O + 2 Al(NO2)3
Ca(OH)2 + Na2SO4 = NaHO + CaSO4 =>
Ca(OH)2 + Na2SO4 = 2 NaHO + CaSO4
Na(Al(OH)4) + HNO3 = Al(OH)3 + NaNO3 + H2O =>
Na(Al(OH)4) + HNO3 = Al(OH)3 + NaNO3 + H2O
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
HNO3 + Hg = Hg(NO3)2 + NO + H2O =>
8 HNO3 + 3 Hg = 3 Hg(NO3)2 + 2 NO + 4 H2O
Al(NO3)3 + K3Fe(CN)6 = Al(CN)6 + K3Fe(NO3)3 =>
Al(NO3)3 + K3Fe(CN)6 = Al(CN)6 + K3Fe(NO3)3
Al + Mg(SO4) = Al(SO4) + Mg =>
Al + Mg(SO4) = Al(SO4) + Mg
Cr(IO3)3 = Cr + IO3 =>
Cr(IO3)3 = Cr + 3 IO3
C18H21NO3 + HCl = C18H21NO3HCl =>
C18H21NO3 + HCl = C18H21NO3HCl
Ag + H2CO3 = Ag2CO3 + H2 =>
2 Ag + H2CO3 = Ag2CO3 + H2
Fe + ClO3{-} + H{+} = Fe{3+} + Cl{-} + H2O =>
2 Fe + ClO3{-} + 6 H{+} = 2 Fe{3+} + Cl{-} + 3 H2O
HBr(aq) + NaOH(s) = NaBr(aq) + H2O(l) =>
HBr(aq) + NaOH(s) = NaBr(aq) + H2O(l)
NH3OH + H2O = NH3O + H3O =>
NH3OH + H2O = NH3O + H3O
Bi2O5 + HCl = BiCl3 + Cl2 + H2O =>
Bi2O5 + 10 HCl = 2 BiCl3 + 2 Cl2 + 5 H2O
Ba(OH)2(aq) + HCIO4(aq) = Ba(CIO4)2(aq) + H2O(l) =>
Ba(OH)2(aq) + 2 HCIO4(aq) = Ba(CIO4)2(aq) + 2 H2O(l)
BaBr2 + AgNO3 = Ba(NO3)2 + AgBr =>
BaBr2 + 2 AgNO3 = Ba(NO3)2 + 2 AgBr
CaSO4 + H2SO4 = Ca(SO4)2 + H2 =>
CaSO4 + H2SO4 = Ca(SO4)2 + H2
C2H2 + H = C2H4 =>
C2H2 + 2 H = C2H4
Mn2{+} + Br2 + H2O = MnO4{-} + Br{-} + H{+} =>
2 Mn2{+} + 13 Br2 + 16 H2O = 4 MnO4{-} + 26 Br{-} + 32 H{+}
Fe{3+} + MnO2 + OH{-} = Fe{2+} + H2O + MnO4{-} =>
3 Fe{3+} + MnO2 + 4 OH{-} = 3 Fe{2+} + 2 H2O + MnO4{-}
(HO2CCH2)2NCH2CH2N(CH2CO2H)2 + Ni(NO3)2 = NiO + N2 + H2O + CO2 =>
(HO2CCH2)2NCH2CH2N(CH2CO2H)2 + 4 Ni(NO3)2 = 4 NiO + 5 N2 + 8 H2O + 10 CO2
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