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C2H4 + 3 O2 = 2 CO2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sc + NaOH = Na3ScO3 + H2 =>
2 Sc + 6 NaOH = 2 Na3ScO3 + 3 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2O2 + C = Na2O + CO =>
Na2O2 + C = Na2O + CO
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Al2O3 + SiO2 = SiAl + O =>
Al2O3 + 2 SiO2 = 2 SiAl + 7 O
Pb(NO3)2(aq) + Na2CrO4(aq) = NaNO3(aq) + PbCrO4(cr) =>
Pb(NO3)2(aq) + Na2CrO4(aq) = 2 NaNO3(aq) + PbCrO4(cr)
C2H3OH + CuO = CH3COOH + Cu =>
C2H3OH + CuO = CH3COOH + Cu
BaO2 + KI + H2SO4 = I2 + BaSO4 + K2SO4 + H2O =>
BaO2 + 2 KI + 2 H2SO4 = I2 + BaSO4 + K2SO4 + 2 H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
SO2 + C = S + CO2 =>
SO2 + C = S + CO2
Al + Na2CO3 + H2O = NaAl(OH)4 + CO2 + H2 =>
2 Al + Na2CO3 + 7 H2O = 2 NaAl(OH)4 + CO2 + 3 H2
HCIO4 + Ba(OH)2 = Ba(CIO4)2 + H2O =>
2 HCIO4 + Ba(OH)2 = Ba(CIO4)2 + 2 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
Zb + HCl = ZbCl2 + H2 =>
Zb + 2 HCl = ZbCl2 + H2
(NH4)2SO4 + MgSO4 = (NH4)2Mg(SO4)2 =>
(NH4)2SO4 + MgSO4 = (NH4)2Mg(SO4)2
[Ag(NH3)2]Cl + Na2S = NaCl + Ag2S + NH3 =>
2[Ag(NH3)2]Cl + Na2S = 2 NaCl + Ag2S + 4 NH3
CoCl2 + NH4Cl = CoNH4 + Cl =>
CoCl2 + NH4Cl = CoNH4 + 3 Cl
SrSO4 + H2O = SrSO4H2O =>
SrSO4 + H2O = SrSO4H2O
CdO(s) + CO(g) = Cd + CO2(g) =>
CdO(s) + CO(g) = Cd + CO2(g)
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
HCOOH = C + H2O + O2 =>
2 HCOOH = 2 C + 2 H2O + O2
C3H2SH + O2 = CO2 + H2O + SO2 =>
4 C3H2SH + 19 O2 = 12 CO2 + 6 H2O + 4 SO2
Cr(OH)3 + PbO2 + NaOH = Na2CrO4 + Na2[Pb(OH)4] + H2O =>
2 Cr(OH)3 + 3 PbO2 + 10 NaOH = 2 Na2CrO4 + 3 Na2[Pb(OH)4] + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na(CO3)2 + H2SO4 = Na2SO4 + H(CO3)2 =>
2 Na(CO3)2 + H2SO4 = Na2SO4 + 2 H(CO3)2
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3 =>
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3
NH4NO3 + CaCl2 = NH4Cl + Ca(NO3)2 =>
2 NH4NO3 + CaCl2 = 2 NH4Cl + Ca(NO3)2
NaOH + BaCl2 = Ba(OH)2 + NaCl =>
2 NaOH + BaCl2 = Ba(OH)2 + 2 NaCl
HS + O = H2 + SO2 =>
2 HS + 4 O = H2 + 2 SO2
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
KHCO3 = (t)KOH + CO2 =>
KHCO3 = (t)KOH + CO2
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
(CH3)2CHCH2CHO + O3 = CO2 + H2O =>
3(CH3)2CHCH2CHO + 14 O3 = 15 CO2 + 15 H2O
Pb + NaOH + H2O = Na[Pb(OH)3] + H2 =>
Pb + NaOH + 2 H2O = Na[Pb(OH)3] + H2
Re + O2 = ReO =>
2 Re + O2 = 2 ReO
C6H6 + NaMnO4 + NaOH = Na2CO3 + MnO2 + H2O =>
C6H6 + 10 NaMnO4 + 2 NaOH = 6 Na2CO3 + 10 MnO2 + 4 H2O
S + KOH + H2O2 = K2SO3 + H2O =>
S + 2 KOH + 2 H2O2 = K2SO3 + 3 H2O
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O =>
Ca(OH)2 + NaHSO4 = CaSO4 + NaOH + H2O
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
Fe + HCl = Fe{2+} + Cl{-} + H =>
Fe + 2 HCl = Fe{2+} + 2 Cl{-} + 2 H
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
MnO2 + A1 = A12O3 + Mn =>
3 MnO2 + 24 A1 = 2 A12O3 + 3 Mn
H{-}20{-}2 = H{-}2O =>
H{-}20{-}2 = H{-}2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Cu3(PO4)2 + Sn = Sn3(PO4)2 + Cu =>
Cu3(PO4)2 + 3 Sn = Sn3(PO4)2 + 3 Cu
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