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2 Fe2O3 + 3 C = 4 Fe + 3 CO2
NH4Cl + NaNO2 = N2 + H2O + NaCl =>
NH4Cl + NaNO2 = N2 + 2 H2O + NaCl
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
C25H48 + O2 = CO2 + H2O =>
C25H48 + 37 O2 = 25 CO2 + 24 H2O
P4(s) + O2(g) = P4O10(s) =>
P4(s) + 5 O2(g) = P4O10(s)
CuCO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Cl + KI = I + KCl =>
Cl + KI = I + KCl
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
Cl2 + KI = I2 + KCl =>
Cl2 + 2 KI = I2 + 2 KCl
SnCl2 + NH4OH = Sn(OH)2 + NH4Cl =>
SnCl2 + 2 NH4OH = Sn(OH)2 + 2 NH4Cl
MnO2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 KOH = 3 K2MnO4 + KCl + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
H2 + Zn = HZn =>
H2 + 2 Zn = 2 HZn
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al(OH)3 + Na2O = NaAlO2 + H2O =>
2 Al(OH)3 + Na2O = 2 NaAlO2 + 3 H2O
H2SO4 + Ca = CaSO4 + H2 =>
H2SO4 + Ca = CaSO4 + H2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
C5H12 = C2H4 + H8 =>
4 C5H12 = 10 C2H4 + H8
Ba + Br2 = BaBr =>
2 Ba + Br2 = 2 BaBr
Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
Co + HNO3 = Co(NO3)2 + NO + H2O =>
3 Co + 8 HNO3 = 3 Co(NO3)2 + 2 NO + 4 H2O
HCl + Al = AlCl3 + H2 =>
6 HCl + 2 Al = 2 AlCl3 + 3 H2
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
H2SO4 + K = KSO4 + H2 =>
H2SO4 + K = KSO4 + H2
Co + HNO3 = Co(NO3)2 + N2O + H2O =>
4 Co + 10 HNO3 = 4 Co(NO3)2 + N2O + 5 H2O
Mg + ZnCl2 = Zn + MgCl =>
2 Mg + ZnCl2 = Zn + 2 MgCl
KNO3(aq) = KNO2(aq) + O2(g) =>
2 KNO3(aq) = 2 KNO2(aq) + O2(g)
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Co + HNO3 = Co(NO3)2 + N2 + H2O =>
5 Co + 12 HNO3 = 5 Co(NO3)2 + N2 + 6 H2O
AL + HCl = ALCl3 + H2 =>
2 AL + 6 HCl = 2 ALCl3 + 3 H2
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Ba + CuSo4 = BaSo4 + Cu =>
Ba + CuSo4 = BaSo4 + Cu
Co + HNO3 = Co(NO3)2 + NH3 + H2O =>
4 Co + 9 HNO3 = 4 Co(NO3)2 + NH3 + 3 H2O
Ni(s) + I2(g) = NiI3(s) =>
2 Ni(s) + 3 I2(g) = 2 NiI3(s)
S + O2 = SO2 =>
S + O2 = SO2
K[Al(OH)4] + SO2 = Al(OH)3 + K2SO3 + H2O =>
2 K[Al(OH)4] + SO2 = 2 Al(OH)3 + K2SO3 + H2O
HCl + Mg = MgCl2 + H2 =>
2 HCl + Mg = MgCl2 + H2
C4H8O + Ag2O = C4H8O2 + Ag =>
C4H8O + Ag2O = C4H8O2 + 2 Ag
S + O2 = SO2 =>
S + O2 = SO2
C4H8O + Ag2O = C4H8O2 + Ag =>
C4H8O + Ag2O = C4H8O2 + 2 Ag
CUO + C = CU + CO =>
CUO + C = CU + CO
C(s) + H2O(l) = CO(g) + H2(g) =>
C(s) + H2O(l) = CO(g) + H2(g)
NA + Cl2 = NACl =>
2 NA + Cl2 = 2 NACl
CUO + C = CU + CO2 =>
2 CUO + C = 2 CU + CO2
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