| Équations équilibrées la veille |
Ga(OH)3 + 3 KF = 3 KOH + GaF3
HCl + Pb(CH3COO)2 = PbCl2 + CH3COOH =>
2 HCl + Pb(CH3COO)2 = PbCl2 + 2 CH3COOH
Fe(CN)2 + KCN = K4Fe(CN)6 =>
Fe(CN)2 + 4 KCN = K4Fe(CN)6
Cu2CO3(OH)2 = CuO + CO2 + H2O =>
Cu2CO3(OH)2 = 2 CuO + CO2 + H2O
NH4Br + CaO = NH3 + CaBr2 + H2O =>
2 NH4Br + CaO = 2 NH3 + CaBr2 + H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
(NH4)2SO4 + NaCl = ClNH4 + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 ClNH4 + Na2SO4
CrCl3 + NaClO + NaOH = NaCl + H2O + Na2CrO4 =>
2 CrCl3 + 3 NaClO + 10 NaOH = 9 NaCl + 5 H2O + 2 Na2CrO4
Na(s) + HNO3(aq) = NaNO3(aq) + NO(g) + H2O(l) =>
3 Na(s) + 4 HNO3(aq) = 3 NaNO3(aq) + NO(g) + 2 H2O(l)
Na2CO3(aq) + MgSO4 = Na2SO4 + MgCO3 =>
Na2CO3(aq) + MgSO4 = Na2SO4 + MgCO3
Zn + NaVO3 + HCl = VCl3 + ZnCl2 + NaCl + H2O =>
Zn + NaVO3 + 6 HCl = VCl3 + ZnCl2 + NaCl + 3 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
BaCO3 + Zn = ZnCO3 + Ba =>
BaCO3 + Zn = ZnCO3 + Ba
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Fe + C + N = FeCN =>
Fe + C + N = FeCN
Ca(C2H3O2)2 + K3PO4 = Ca3(PO4)2 + KC2H3O2 =>
3 Ca(C2H3O2)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KC2H3O2
MgO + Si = Mg2Si + SiO =>
2 MgO + 3 Si = Mg2Si + 2 SiO
Fe2O3(s) + Al(s) = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(l) + Al2O3(s)
Br2 + O = Br2O5 =>
Br2 + 5 O = Br2O5
Si + C = SiC14 =>
Si + 14 C = SiC14
Sn(OH)4 = SnO2 + H2O =>
Sn(OH)4 = SnO2 + 2 H2O
Ca(C2H3O2)2 + (NH4)2CO3 = CaCO3 + NH4C2H3O2 =>
Ca(C2H3O2)2 + (NH4)2CO3 = CaCO3 + 2 NH4C2H3O2
Na + Au2(SO4)3 = Au + Na2SO4 =>
6 Na + Au2(SO4)3 = 2 Au + 3 Na2SO4
MnSO4 + XeF2 + H2O = HMnO4 + Xe + HF + H2SO4 =>
2 MnSO4 + 5 XeF2 + 8 H2O = 2 HMnO4 + 5 Xe + 10 HF + 2 H2SO4
KOH + H2SIO3 = K2SIO3 + H2O =>
2 KOH + H2SIO3 = K2SIO3 + 2 H2O
CrO4{2-} + H{+} + Cl{-} = Cr{3+} + ClO2{-} + H2O =>
4 CrO4{2-} + 20 H{+} + 3 Cl{-} = 4 Cr{3+} + 3 ClO2{-} + 10 H2O
AlCl3 + Na2HPO4 = AlPO4 + Na3PO4 + HCl =>
AlCl3 + 3 Na2HPO4 = AlPO4 + 2 Na3PO4 + 3 HCl
Sn(OH)4 + HBr = H2O + SnBr4 =>
Sn(OH)4 + 4 HBr = 4 H2O + SnBr4
Cu5FeS4 + O2 = Cu + Fe2O3 + SO2 =>
4 Cu5FeS4 + 19 O2 = 20 Cu + 2 Fe2O3 + 16 SO2
Al + SiO2 = AlSiO2 =>
Al + SiO2 = AlSiO2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
SrF2 + H3BO3 = HF + Sr3(BO3)2 =>
3 SrF2 + 2 H3BO3 = 6 HF + Sr3(BO3)2
Cl2 + NaOH = OCl + NaCl + H2O =>
3 Cl2 + 4 NaOH = 2 OCl + 4 NaCl + 2 H2O
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
Cu + HNO3 = Cu(NO2) + Cu(OH)2 =>
3 Cu + 2 HNO3 = 2 Cu(NO2) + Cu(OH)2
SnN4O12 + Fe2(SO4)3 = Sn(SO4)2 + Fe(NO3)3 =>
3 SnN4O12 + 2 Fe2(SO4)3 = 3 Sn(SO4)2 + 4 Fe(NO3)3
AlBr3 + H3PO4 = AlPO4 + HBr =>
AlBr3 + H3PO4 = AlPO4 + 3 HBr
C38H41 + O2 = CO2 + H2O =>
4 C38H41 + 193 O2 = 152 CO2 + 82 H2O
Zn(OH)2 + NaOH = Na{+} + Zn(OH)4{2-} =>
Zn(OH)2 + 2 NaOH = 2 Na{+} + Zn(OH)4{2-}
Na2HPO4 + KMnO4 = NaMnO4 + K2HPO4 =>
Na2HPO4 + 2 KMnO4 = 2 NaMnO4 + K2HPO4
N2O + O3 = N2O5 =>
3 N2O + 4 O3 = 3 N2O5
Al(SO4)3 + KI + KIO3 + H2O = Al(OH)3 + K2SO4 + I2 =>
2 Al(SO4)3 + 11 KI + KIO3 + 3 H2O = 2 Al(OH)3 + 6 K2SO4 + 6 I2
Cr(NO3) + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3) + NaNO3 + H2O =>
4 Cr(NO3) + 5 NaBiO3 + 6 HNO3 = 2 H2Cr2O7 + 5 Bi(NO3) + 5 NaNO3 + H2O
NaO + H0 = NaOH =>
NaO + H0 = NaOH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
NaCO3 + AgNO3 = NaNO3 + AgCO3 =>
NaCO3 + AgNO3 = NaNO3 + AgCO3
Zn(OH)2 + KOH = K2 + Zn(OH)4 =>
Zn(OH)2 + 2 KOH = K2 + Zn(OH)4
CH3CHC(CH3)CH2CH3 + HBr = CH3CH2C(CH3)(Br)CH2CH3 =>
CH3CHC(CH3)CH2CH3 + HBr = CH3CH2C(CH3)(Br)CH2CH3
GaCl3 + SrBr2 = SrCl2 + GaBr3 =>
2 GaCl3 + 3 SrBr2 = 3 SrCl2 + 2 GaBr3
NiSO4 + NaOH = [NiOH]2SO4 + Na2SO4 =>
2 NiSO4 + 2 NaOH = [NiOH]2SO4 + Na2SO4
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Équations équilibrées sur10/18/24
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