| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCO3(s) = 2 Na(s) + O2(g) + 2 CO2(g)
H8C6O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
H8C6O7 + 3 NaHCO3 = Na3C6H5O7 + 3 H2O + 3 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Pb(s) + S(aq) = PbS =>
Pb(s) + S(aq) = PbS
Ca + HNO3 = Ca(NO3)2 + NH4NO3 + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
O2 = O3 =>
3 O2 = 2 O3
Ca3P2 + Cl2 + H2O = Ca3(PO4)2 + HCl =>
Ca3P2 + 8 Cl2 + 8 H2O = Ca3(PO4)2 + 16 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BeCl2 + H2O = Be(OH)2 + HCl =>
BeCl2 + 2 H2O = Be(OH)2 + 2 HCl
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H6 + O2 = CO2 + H2 =>
C6H6 + 6 O2 = 6 CO2 + 3 H2
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li + HNO3 = LiNO3 + NO + H2O =>
3 Li + 4 HNO3 = 3 LiNO3 + NO + 2 H2O
Cr2O7{-2} + S + H{+} = Cr2O3 + SO2 + OH{-} =>
2 Cr2O7{-2} + 3 S + 2 H{+} = 2 Cr2O3 + 3 SO2 + 2 OH{-}
BaCl2 + Al2(So4)3 = BaSo4 + AlCl3 =>
3 BaCl2 + Al2(So4)3 = 3 BaSo4 + 2 AlCl3
AgI3 = Ag + I2 =>
2 AgI3 = 2 Ag + 3 I2
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
BaCl2 + Al2(So4)3 = BaSo4 + AlCl3 =>
3 BaCl2 + Al2(So4)3 = 3 BaSo4 + 2 AlCl3
Cu + HgCl2 = CuCl2 + Hg =>
Cu + HgCl2 = CuCl2 + Hg
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2 =>
Y(NO3)2 + GaPO4 = YPO4 + Ga(NO3)2
BaCO3 + Al = BaO + Al4C3 + Al2O3 =>
3 BaCO3 + 8 Al = 3 BaO + Al4C3 + 2 Al2O3
Be(OH)2 + NaOH = Na2[Be(OH)4] =>
Be(OH)2 + 2 NaOH = Na2[Be(OH)4]
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ca(NO3)2 + K3[Fe(CN)6] = Ca3[Fe(CN)6]2 + KNO3 =>
3 Ca(NO3)2 + 2 K3[Fe(CN)6] = Ca3[Fe(CN)6]2 + 6 KNO3
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Li + H2SO4 = Li2SO4 + H2S + H2O =>
8 Li + 5 H2SO4 = 4 Li2SO4 + H2S + 4 H2O
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Bi(NO3)3 + K3[Fe(CN)6] + H2O = Bi(OH)3 + KNO3 + Fe(NO3)3 + NH4NO3 + CO =>
4 Bi(NO3)3 + K3[Fe(CN)6] + 18 H2O = 4 Bi(OH)3 + 3 KNO3 + Fe(NO3)3 + 6 NH4NO3 + 6 CO
H2S + AgNO3 = Ag2S + HNO3 =>
H2S + 2 AgNO3 = Ag2S + 2 HNO3
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
SO2 + HClO4 + H2O = H2SO4 + HCl =>
4 SO2 + HClO4 + 4 H2O = 4 H2SO4 + HCl
MnS2 + O2 = MnO2 + SO2 =>
MnS2 + 3 O2 = MnO2 + 2 SO2
SiO2 + [NH4][HF2] = SiF4 + [NH4]F + H2O =>
SiO2 + 4[NH4][HF2] = SiF4 + 4[NH4]F + 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
H2S + AgNO3 = Ag2S + HNO3 =>
H2S + 2 AgNO3 = Ag2S + 2 HNO3
S + NaOH = NaSO + NaS + H2O =>
2 S + 2 NaOH = NaSO + NaS + H2O
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH2CHCH3 + NH3 + O2 = CH2CHCN + H2O =>
2 CH2CHCH3 + 2 NH3 + 3 O2 = 2 CH2CHCN + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/16
Équations équilibrées sur11/14/15
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