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2 NaHCO3 = H2O + CO2Na2CO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg + N2 = MgN =>
2 Mg + N2 = 2 MgN
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
Fe2O3(s) + Al(s) = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(l) + Al2O3(s)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
C2H5OH(l) + O2(g) = CO2(g) + H2O(l) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
NaHCO3 = H2O + CO2 + Na2CO3 =>
2 NaHCO3 = H2O + CO2 + Na2CO3
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH4 + Br2 = CH3Br + HBr =>
CH4 + Br2 = CH3Br + HBr
KOH + P4O10 = K3PO4 + H2O =>
12 KOH + P4O10 = 4 K3PO4 + 6 H2O
CH4 + Br2 = CHBr3 + HBr =>
CH4 + 3 Br2 = CHBr3 + 3 HBr
Hg + HNO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
HClO3 + Ca(OH)2 = Ca(ClO3)2 + H2O =>
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 H2O
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ag + Au(NO3)3 = AgNO3 + Au =>
3 Ag + Au(NO3)3 = 3 AgNO3 + Au
HClO3 + Ca(OH)2 = Ca(ClO3)2 + H2O =>
2 HClO3 + Ca(OH)2 = Ca(ClO3)2 + 2 H2O
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
HCl + HNO3 + HgCl = NO + HgCl2 + H2O =>
3 HCl + HNO3 + 3 HgCl = NO + 3 HgCl2 + 2 H2O
KClO3(s) + P4(s) = P4O10(s) + KCl(s) =>
10 KClO3(s) + 3 P4(s) = 3 P4O10(s) + 10 KCl(s)
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Zn + Ag2S = ZnS + Ag =>
Zn + Ag2S = ZnS + 2 Ag
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
K2CO3 + K = K2O + C =>
K2CO3 + 4 K = 3 K2O + C
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
NaNO3 + K2CO3 = Na2CO3 + KNO3 =>
2 NaNO3 + K2CO3 = Na2CO3 + 2 KNO3
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
CH4 + HNO3 = CH3NO2 + H2O =>
CH4 + HNO3 = CH3NO2 + H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
C5H10O3 + H2O = CH2O3 + C2H6O =>
C5H10O3 + 2 H2O = CH2O3 + 2 C2H6O
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
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