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Mg + 2 H2O = Mg(OH)2 + H2
PbCl2 = Pb + Cl =>
PbCl2 = Pb + 2 Cl
SiO2(s) + HF(aq) = SiF4(g) + H2O(l) =>
SiO2(s) + 4 HF(aq) = SiF4(g) + 2 H2O(l)
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
P4 + Cl2 = PCl =>
P4 + 2 Cl2 = 4 PCl
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
Na2CO3 + Ba(NO3)2 = NaNO3 + BaCO3 =>
Na2CO3 + Ba(NO3)2 = 2 NaNO3 + BaCO3
MnCl2(aq) + NaOH(aq) = Mn(OH)2 + NaCl =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2 + 2 NaCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
dinitrogentetroxide + water = nitricacid + nitrousacid =>
N2O4 + H2O = HNO3 + HNO2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
MnCl2(aq) + NaOH(aq) = Mn(OH)2 + NaCl(s) =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2 + 2 NaCl(s)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
MnCl2(aq) + NaOH(aq) = Mn(OH)2 + NaCl(aq) =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2 + 2 NaCl(aq)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
H2 + F2 = HF =>
H2 + F2 = 2 HF
MnCl2(aq) + NaOH(aq) = Mn(OH)2(aq) + NaCl(aq) =>
MnCl2(aq) + 2 NaOH(aq) = Mn(OH)2(aq) + 2 NaCl(aq)
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CH3OH(g) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(g) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
Ba(OH)2(aq) + Fe(NO3)3(aq) = Fe(OH)3 + Ba(NO3)2(aq) =>
3 Ba(OH)2(aq) + 2 Fe(NO3)3(aq) = 2 Fe(OH)3 + 3 Ba(NO3)2(aq)
Cu + Ag = CuAg =>
Cu + Ag = CuAg
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
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