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2 Na + 2 H2O = 2 NaOH + H2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
P4 + Fe2O3 = P4O10 + Fe =>
3 P4 + 10 Fe2O3 = 3 P4O10 + 20 Fe
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
C7H7NO2 + CH3CH2OH = C9H11NO2 + H2O =>
C7H7NO2 + CH3CH2OH = C9H11NO2 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ni(OH)2 + NH3 = Ni(NH3)6 + OH =>
Ni(OH)2 + 6 NH3 = Ni(NH3)6 + 2 OH
CrI3 + KOH + Cl2 = K2CrO4 + KI + KCl + H2O =>
2 CrI3 + 16 KOH + 3 Cl2 = 2 K2CrO4 + 6 KI + 6 KCl + 8 H2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
C6H14 + I2 = HI + C =>
C6H14 + 7 I2 = 14 HI + 6 C
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
H2SO4 + Fe = Fe2(SO4)3 + SO2 + H2O =>
6 H2SO4 + 2 Fe = Fe2(SO4)3 + 3 SO2 + 6 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Ni + HBr = NiBr2 + H2 =>
Ni + 2 HBr = NiBr2 + H2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
C2H5OH + CO2 = C6H12O6 =>
2 C2H5OH + 2 CO2 = C6H12O6
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
Cu2O + H2 = Cu + H2O =>
Cu2O + H2 = 2 Cu + H2O
Al + H2SO4 = H2 + Al2(SO4)2 =>
2 Al + 2 H2SO4 = 2 H2 + Al2(SO4)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
HNO3 + KI = NO + I2 + H2O + KNO3 =>
8 HNO3 + 6 KI = 2 NO + 3 I2 + 4 H2O + 6 KNO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
FeSO4 + NaNO3 + H2SO4 = H2O + NO + Na2SO4 + Fe2(SO4)3 =>
6 FeSO4 + 2 NaNO3 + 4 H2SO4 = 4 H2O + 2 NO + Na2SO4 + 3 Fe2(SO4)3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
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