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Mg3(PO4)2 + 3 Ca = 3 Mg + Ca3(PO4)2
SF6 = F2 + S8 =>
8 SF6 = 24 F2 + S8
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaOH + FeCl3 = FeOH + NaCl3 =>
NaOH + FeCl3 = FeOH + NaCl3
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CaO = Ca + O2 =>
2 CaO = 2 Ca + O2
NA + H1 = NAH =>
NA + H1 = NAH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H7 + O2 = CO2 + H2O =>
4 C3H7 + 19 O2 = 12 CO2 + 14 H2O
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
CuO + H2 = H2O + Cu =>
CuO + H2 = H2O + Cu
C + H2SO4 = CO2 + SO2 + H20 =>
10 C + 10 H2SO4 = 10 CO2 + 10 SO2 + H20
Ni(s) + Pb(NO3)2(aq) = Ni(NO3)2(aq) + Pb(s) =>
Ni(s) + Pb(NO3)2(aq) = Ni(NO3)2(aq) + Pb(s)
Zn + H2SO4 = ZnSO4 + H2O + H2S =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + 4 H2O + H2S
FECl2 + H2O2 + HCl = FECl3 + H2O =>
2 FECl2 + H2O2 + 2 HCl = 2 FECl3 + 2 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
As2S5 + NO3{-} + H{+} = H3AsO4 + HSO4{-} + NO2 + H2O =>
As2S5 + 40 NO3{-} + 35 H{+} = 2 H3AsO4 + 5 HSO4{-} + 40 NO2 + 12 H2O
NH4Cl + NaOH = NH3 + H2O + NaCl =>
NH4Cl + NaOH = NH3 + H2O + NaCl
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
CS2 + Cl2 = CCl4 + SCl2 =>
CS2 + 4 Cl2 = CCl4 + 2 SCl2
C2H5OH + HBr = C2H5Br + H2O =>
C2H5OH + HBr = C2H5Br + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Pb(OH)2 + H2O2 = PbO2 + H2O =>
Pb(OH)2 + H2O2 = PbO2 + 2 H2O
CO + Fe2O3 = CO2 + Fe =>
3 CO + Fe2O3 = 3 CO2 + 2 Fe
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
CH4 + O2 = CO3 + H2O =>
2 CH4 + 5 O2 = 2 CO3 + 4 H2O
N + H3 = NH3 =>
N + H3 = NH3
C2H5CL + NA = C4H10 + NACL =>
2 C2H5CL + 2 NA = C4H10 + 2 NACL
HNO2 + KMnO4 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 5 HNO3 + 2 MnSO4 + K2SO4 + 3 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HK2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
2 HK2Cr2O7 + 5 SnCl2 + 26 HCl = 4 CrCl3 + 5 SnCl4 + 4 KCl + 14 H2O
Ca + O = CaO =>
Ca + O = CaO
MnCl2 + Br2 + NaOH = MnO2 + NaCl + NaBr + H2O =>
MnCl2 + Br2 + 4 NaOH = MnO2 + 2 NaCl + 2 NaBr + 2 H2O
V2O5 + Al = Al2O3 + V2O3 =>
3 V2O5 + 4 Al = 2 Al2O3 + 3 V2O3
H2SO4 + NaOH = H2OH + NaSO4 =>
H2SO4 + NaOH = H2OH + NaSO4
Cu + OH = Cu(OH)2 =>
Cu + 2 OH = Cu(OH)2
Fe2O3 + H2 = H2O + Fe =>
Fe2O3 + 3 H2 = 3 H2O + 2 Fe
Al2 + CuCl2 = AlCl3 + Cu =>
Al2 + 3 CuCl2 = 2 AlCl3 + 3 Cu
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
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