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3 Fe + 4 HNO3 = 3 Fe(NO3) + NO + 2 H2O
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Al2(SO4)3(aq) + NaOH(aq) = Na2SO4(aq) + Al(OH)3(s) =>
Al2(SO4)3(aq) + 6 NaOH(aq) = 3 Na2SO4(aq) + 2 Al(OH)3(s)
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
HCl + Fe = FeCl2 + H2 =>
2 HCl + Fe = FeCl2 + H2
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
C6H12O6(aq) = C2H6O(l) + CO2(g) =>
C6H12O6(aq) = 2 C2H6O(l) + 2 CO2(g)
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
NaOCl + Na2S2O3 = NaCl + Na2S2O6 =>
3 NaOCl + Na2S2O3 = 3 NaCl + Na2S2O6
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
Cl2 + Bi(OH)3 + NaOH = NaCl + NaBiO3 + H2O =>
Cl2 + Bi(OH)3 + 3 NaOH = 2 NaCl + NaBiO3 + 3 H2O
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
NaCLO + Na2S2O3 + NaOH = Na2SO4 + NaCL + H2O =>
4 NaCLO + Na2S2O3 + 2 NaOH = 2 Na2SO4 + 4 NaCL + H2O
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
AGCL = AG + CL =>
AGCL = AG + CL
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H5NO2 + SnCl2*2H2O + HCl = C6H5NH2 + SnCl4 + H2O =>
C6H5NO2 + 3 SnCl2*2H2O + 6 HCl = C6H5NH2 + 3 SnCl4 + 8 H2O
Al + H{+} = Al{3+} + H2 =>
2 Al + 6 H{+} = 2 Al{3+} + 3 H2
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
KMnO4 + C3H6 + H2O = C3H6(OH)2 + MnO2 + KOH =>
2 KMnO4 + 3 C3H6 + 4 H2O = 3 C3H6(OH)2 + 2 MnO2 + 2 KOH
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
Ca3(PO4)2 + C + SiO2 = CaSiO3 + P + CO =>
Ca3(PO4)2 + 5 C + 3 SiO2 = 3 CaSiO3 + 2 P + 5 CO
PH3 + KMNO4 + H2SO4 = K2SO4 + MNSO4 + H3PO4 + H2O =>
5 PH3 + 8 KMNO4 + 12 H2SO4 = 4 K2SO4 + 8 MNSO4 + 5 H3PO4 + 12 H2O
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CdSO4 + ZnSO4 + H2S + H2O = CdZnS + H2SO4 =>
4 CdSO4 + 4 ZnSO4 + 5 H2S + 4 H2O = 4 CdZnS + 9 H2SO4
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C16H34 + O2 = H2O + CO2 =>
2 C16H34 + 49 O2 = 34 H2O + 32 CO2
N2 + O2 = NO =>
N2 + O2 = 2 NO
Na + S = Na2S =>
2 Na + S = Na2S
Fe3O4 + Al = Al2O3 + Fe =>
3 Fe3O4 + 8 Al = 4 Al2O3 + 9 Fe
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + H{+} = Al{3+} + H2 =>
2 Al + 6 H{+} = 2 Al{3+} + 3 H2
NH3 + SO2 = N2 + S + H2O =>
4 NH3 + 3 SO2 = 2 N2 + 3 S + 6 H2O
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
Zn + H2SO4 = ZnSO4 + S + H2O =>
3 Zn + 4 H2SO4 = 3 ZnSO4 + S + 4 H2O
Ni(OH)2 + CaOCl2 + H2O = Ni(OH)3 + CaCl2 =>
2 Ni(OH)2 + CaOCl2 + H2O = 2 Ni(OH)3 + CaCl2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Cl + KBr = Br2 + KCl =>
2 Cl + 2 KBr = Br2 + 2 KCl
CACl2 + NAOH = CA(OH)2 + NACl =>
CACl2 + 2 NAOH = CA(OH)2 + 2 NACl
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