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2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
HNO3 + NH2 = NO3 + NH3 =>
HNO3 + NH2 = NO3 + NH3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
N2O5(s) = NO2(g) + O2(g) =>
2 N2O5(s) = 4 NO2(g) + O2(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
F2(g) + H2(g) = HF(g) =>
F2(g) + H2(g) = 2 HF(g)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe(s) + H2O(g) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(g) = Fe3O4(s) + 4 H2(g)
Cr2O3 + Al = Cr + Al2O3 =>
Cr2O3 + 2 Al = 2 Cr + Al2O3
Fe(s) + H2O(g) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(g) = Fe3O4(s) + 4 H2(g)
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Co(CH3COO)2*4H2O = Co + C + H + O =>
Co(CH3COO)2*4H2O = Co + 4 C + 14 H + 8 O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Nd2O3 + Fe + FeB + Ca = Nd107Fe845B47 + CaO =>
107 Nd2O3 + 1596 Fe + 94 FeB + 321 Ca = 2 Nd107Fe845B47 + 321 CaO
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
Al3 + HCl = AlCl3 + H2 =>
2 Al3 + 18 HCl = 6 AlCl3 + 9 H2
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Na + ZnSO4 = Na2SO4 + Zn =>
2 Na + ZnSO4 = Na2SO4 + Zn
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ba2 + HCl = BaCl2 + H2 =>
Ba2 + 4 HCl = 2 BaCl2 + 2 H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + CaSO4 =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaSO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Mn + HI = H2 + MnI3 =>
2 Mn + 6 HI = 3 H2 + 2 MnI3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NaOH + C2H4O2 = NaC2H3O2 + H2O =>
NaOH + C2H4O2 = NaC2H3O2 + H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Cu(NO3)2 + HCl = CuCl2 + HNO3 =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 HNO3
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
K2Cr2O7 + HI + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = Cr2(SO4)3 + 3 I2 + K2SO4 + 7 H2O
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