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Fe2O3 + 3 CO = 2 Fe + 3 CO2
FeSO4 + KMnO4 = Fe(MnO4)2 + K2SO4 =>
FeSO4 + 2 KMnO4 = Fe(MnO4)2 + K2SO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
Co(NO3)2 + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NaNO3
N2 + O2 = NO =>
N2 + O2 = 2 NO
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
C + H2 + O2 = C5H12O2 =>
5 C + 6 H2 + O2 = C5H12O2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
HClO3 = ClO2 + HClO4 + H2O =>
3 HClO3 = 2 ClO2 + HClO4 + H2O
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
H3PO4 + LiOH = Li3PO4 + H2O =>
H3PO4 + 3 LiOH = Li3PO4 + 3 H2O
Zn(s) + S8(s) = ZnS(s) =>
8 Zn(s) + S8(s) = 8 ZnS(s)
SiCl4 + Mg = MgCl2 + Si =>
SiCl4 + 2 Mg = 2 MgCl2 + Si
Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
C7H8 + O2 = CO2 + H2O =>
C7H8 + 9 O2 = 7 CO2 + 4 H2O
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
Zn(s) + S(s) = ZnS(s) =>
Zn(s) + S(s) = ZnS(s)
BaI2 + Pb(NO3)2 = Ba(NO3)2 + I2Pb =>
BaI2 + Pb(NO3)2 = Ba(NO3)2 + I2Pb
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
HClO3 = ClO2 + O2 + H2O =>
4 HClO3 = 4 ClO2 + O2 + 2 H2O
KHP + NaOH = H2O + NaKP =>
KHP + NaOH = H2O + NaKP
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
MnBr2 + AgNO3 = Mn(NO3)2 + AgBr =>
MnBr2 + 2 AgNO3 = Mn(NO3)2 + 2 AgBr
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(aq)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaBr2(aq) + H2SO4(aq) = BaSO4(s) + HBr(aq) =>
BaBr2(aq) + H2SO4(aq) = BaSO4(s) + 2 HBr(aq)
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
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