| Équations équilibrées la veille |
6 CI + 8 NH3 = N2 + 6 NH4CI
NaOH + CaSO4 = Na2SO4 + Ca(OH)2 =>
2 NaOH + CaSO4 = Na2SO4 + Ca(OH)2
CO2 + BaCl2 = BaCO2 + Cl =>
CO2 + BaCl2 = BaCO2 + 2 Cl
Na + FeCl2 = Fe + NaCl =>
2 Na + FeCl2 = Fe + 2 NaCl
Al(OH)3 + H2SiF6 = AlF3 + SiO2 + H2O =>
2 Al(OH)3 + H2SiF6 = 2 AlF3 + SiO2 + 4 H2O
NaOH + Ba(OH)2 + H2SO3 = Na2Ba(SO3)2 + H2O =>
2 NaOH + Ba(OH)2 + 2 H2SO3 = Na2Ba(SO3)2 + 4 H2O
AgNo3(aq) + Na2S(aq) = Ag2S(s) + NaNo3(aq) =>
2 AgNo3(aq) + Na2S(aq) = Ag2S(s) + 2 NaNo3(aq)
Al + H(SO4) = Al(SO4) + H =>
Al + H(SO4) = Al(SO4) + H
Pb(NO3)2 + CH3COONa + K2Cr2O7 + H2O = PbCrO4 + CH3COOH + NaNO3 + KNO3 =>
2 Pb(NO3)2 + 2 CH3COONa + K2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COOH + 2 NaNO3 + 2 KNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(OH)3 + OH{-} + ClO{-} = FeO4{2-} + Cl{-} + H2O =>
2 Fe(OH)3 + 4 OH{-} + 3 ClO{-} = 2 FeO4{2-} + 3 Cl{-} + 5 H2O
Ca(C2H3O2)2(aq) + H3PO4(aq) = Ca3(PO4)2(s) + HC2H3O2(aq) =>
3 Ca(C2H3O2)2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 HC2H3O2(aq)
AlCl3 + Na(OH) = Al(OH)3 + NaCl =>
AlCl3 + 3 Na(OH) = Al(OH)3 + 3 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH + O2 = NO2 + H2O =>
4 NH + 5 O2 = 4 NO2 + 2 H2O
Al(OH)3 + Na = Na3AlO3 + H2 =>
2 Al(OH)3 + 6 Na = 2 Na3AlO3 + 3 H2
C6H5CH3 + K2Cr2O7 + H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
C6H5CH3 + K2Cr2O7 + 4 H2SO4 = C6H5COOH + Cr2(SO4)3 + K2SO4 + 5 H2O
FeI2 + O2 = I2 + Fe2O3 =>
4 FeI2 + 3 O2 = 4 I2 + 2 Fe2O3
CuSO4(aq) + NaHCO3(aq) = CuCO3(s) + Na2SO4(aq) + H2O(l) + CO2(g) =>
CuSO4(aq) + 2 NaHCO3(aq) = CuCO3(s) + Na2SO4(aq) + H2O(l) + CO2(g)
AlN3O6 + NH4Cl = AlCl3 + N + H2O =>
AlN3O6 + 3 NH4Cl = AlCl3 + 6 N + 6 H2O
C8H18(l) + O2(s) = CO2(g) + H2O(l) =>
2 C8H18(l) + 25 O2(s) = 16 CO2(g) + 18 H2O(l)
SO2 + K2CrO4 + H2O = H2SO4 + Cr(OH)3 + KOH =>
3 SO2 + 2 K2CrO4 + 8 H2O = 3 H2SO4 + 2 Cr(OH)3 + 4 KOH
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CuSO4 + NaCl = CuCl2 + Na2SO4 =>
CuSO4 + 2 NaCl = CuCl2 + Na2SO4
Si2Cl6 + NH3 = Si3N4 + NH4Cl + H2 =>
3 Si2Cl6 + 26 NH3 = 2 Si3N4 + 18 NH4Cl + 3 H2
NH3 + O2(g) = NO2 + H2O =>
4 NH3 + 7 O2(g) = 4 NO2 + 6 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
HI(g) = H(g) + I(g) =>
HI(g) = H(g) + I(g)
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Ti(OH)4 + H4P2O7 = (Ti(OH)3)4(P2O7) + H2O =>
4 Ti(OH)4 + H4P2O7 = (Ti(OH)3)4(P2O7) + 4 H2O
UO3 + HF = UOF4 + H2O =>
UO3 + 4 HF = UOF4 + 2 H2O
Al(s) + I2(s) = Al2I6(s) =>
2 Al(s) + 3 I2(s) = Al2I6(s)
Cu + NO = CuO + N2 =>
2 Cu + 2 NO = 2 CuO + N2
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Na + Cl = NaCl =>
Na + Cl = NaCl
FeCl3 + Na3PO4 = FeCl3Na3PO4 =>
FeCl3 + Na3PO4 = FeCl3Na3PO4
CS2(g) + O2(g) = CO2(g) + SO2(g) =>
CS2(g) + 3 O2(g) = CO2(g) + 2 SO2(g)
K2SO4(aq) + NaNO3(aq) = Na2SO4(s) + KNO3(aq) =>
K2SO4(aq) + 2 NaNO3(aq) = Na2SO4(s) + 2 KNO3(aq)
Cu(OH)2 + NaHCO3 = Cu(HCO3)2 + NaOH =>
Cu(OH)2 + 2 NaHCO3 = Cu(HCO3)2 + 2 NaOH
NiCl2(H2O)3 = NiCl2 + H2O =>
NiCl2(H2O)3 = NiCl2 + 3 H2O
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s) =>
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s)
C8H12 + KMnO4 + H2SO4 = C4H6O4 + K2SO4 + MnSO4 + H2O =>
5 C8H12 + 16 KMnO4 + 24 H2SO4 = 10 C4H6O4 + 8 K2SO4 + 16 MnSO4 + 24 H2O
Mn(NO3)2 + NaCl = Na2MnO4 + NO + Cl2 =>
Mn(NO3)2 + 2 NaCl = Na2MnO4 + 2 NO + Cl2
NH4(NO3) + Pb(ClO4)2 = Pb(NO3)2 + NH4ClO4 =>
2 NH4(NO3) + Pb(ClO4)2 = Pb(NO3)2 + 2 NH4ClO4
Zn + K4[Fe(CN)6] = K4[Zn(CN)6] + Fe =>
Zn + K4[Fe(CN)6] = K4[Zn(CN)6] + Fe
Ba(NO3)2(aq) + K3PO4(aq) = Ba3(PO4)2 + KNO3(aq) =>
3 Ba(NO3)2(aq) + 2 K3PO4(aq) = Ba3(PO4)2 + 6 KNO3(aq)
Cr + CO3 = Cr(CO3) =>
Cr + CO3 = Cr(CO3)
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Cr2O7{-} + H{+} + Cl{-} = Cr{+3} + H2O + Cl2 =>
2 Cr2O7{-} + 28 H{+} + 14 Cl{-} = 4 Cr{+3} + 14 H2O + 7 Cl2
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