| Équations équilibrées la veille |
NiCl2(aq) + (NH4)2S(aq) = NiS + 2 NH4Cl
K3[Fe(CN)6] + KOH = K4[Fe(CN)6] + O2 + H2O =>
4 K3[Fe(CN)6] + 4 KOH = 4 K4[Fe(CN)6] + O2 + 2 H2O
BaI2(aq) + AgNO3(aq) = Ba(NO3)2(aq) + AgI(aq) =>
BaI2(aq) + 2 AgNO3(aq) = Ba(NO3)2(aq) + 2 AgI(aq)
FeSO4 + H2O2 = H2SO4 + FeO2 =>
FeSO4 + H2O2 = H2SO4 + FeO2
HBr + Na(C2H3O2) = NaBr + H2O + C2 =>
HBr + Na(C2H3O2) = NaBr + 2 H2O + C2
Pb + N = Pb(N3)2 =>
Pb + 6 N = Pb(N3)2
CH3CHO + H2SO4 = CH3COOH + H2O + SO2 =>
CH3CHO + H2SO4 = CH3COOH + H2O + SO2
Na + CaSO4 = Na2SO4 + Ca =>
2 Na + CaSO4 = Na2SO4 + Ca
I2 + CHCl3 = ICl + CH =>
3 I2 + 2 CHCl3 = 6 ICl + 2 CH
N2(g) + O2(g) = N2O3(g) =>
2 N2(g) + 3 O2(g) = 2 N2O3(g)
Al(OH)3 + K2O = Al2O3 + KOH =>
2 Al(OH)3 + 3 K2O = Al2O3 + 6 KOH
NH3 + Ba(NO3)2 = N(NO3)3 + BaH2 =>
2 NH3 + 3 Ba(NO3)2 = 2 N(NO3)3 + 3 BaH2
C2H5OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 C2H5OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
NiCl2(aq) + (NH4)2S(aq) = NiS(s) + NH4Cl(aq) =>
NiCl2(aq) + (NH4)2S(aq) = NiS(s) + 2 NH4Cl(aq)
I2 + CHCl3 = I2(CHCl3) =>
I2 + CHCl3 = I2(CHCl3)
FeSO4(aq) + KCl(aq) = FeCl(s) + KSO4(aq) =>
FeSO4(aq) + KCl(aq) = FeCl(s) + KSO4(aq)
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + AgI2(aq) =>
BaI2(aq) + AgNO3(aq) = BaNO3(aq) + AgI2(aq)
Ba(NO3)2 + NH3 = HNO3 + Ba3N2 =>
3 Ba(NO3)2 + 2 NH3 = 6 HNO3 + Ba3N2
Ca(OH)2 + NH3*H2O = [Ca(NH3)4](OH)2 + H2O =>
Ca(OH)2 + 4 NH3*H2O = [Ca(NH3)4](OH)2 + 4 H2O
Al(OH)3 + K2O = K3AlO3 + H2O =>
2 Al(OH)3 + 3 K2O = 2 K3AlO3 + 3 H2O
Li + Sn2(SO3)4 = Li(SO3) + Sn =>
4 Li + Sn2(SO3)4 = 4 Li(SO3) + 2 Sn
[CdCl4]{2-} + (NH4){+} + S{2-} = CdS + NH3 + HCl =>
[CdCl4]{2-} + 4(NH4){+} + S{2-} = CdS + 4 NH3 + 4 HCl
H{+} + Cr2O7{-2} + C2H5OH = Cr{+3} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{-2} + C2H5OH = 4 Cr{+3} + 2 CO2 + 11 H2O
Ba(NO3)2 + NH3 = BaNH3 + NO3 =>
Ba(NO3)2 + NH3 = BaNH3 + 2 NO3
BaI2(aq) + AgNO3(aq) = BaNO3(s) + AgI2(aq) =>
BaI2(aq) + AgNO3(aq) = BaNO3(s) + AgI2(aq)
(NH4)Cl + Ba(OH)2 = NH4(OH) + BaCl2 =>
2(NH4)Cl + Ba(OH)2 = 2 NH4(OH) + BaCl2
NO2 + Br2 = N4Br10 + O2 =>
4 NO2 + 5 Br2 = N4Br10 + 4 O2
CHCl3 + I2 = CHI3 + Cl2 =>
2 CHCl3 + 3 I2 = 2 CHI3 + 3 Cl2
CuO(s) + H2SO4(l) = CuSO4 + H2O =>
CuO(s) + H2SO4(l) = CuSO4 + H2O
SrBr2 + Cl2 = SrCl2 + Br2 =>
SrBr2 + Cl2 = SrCl2 + Br2
Ba(NO3)2 + NH3 = Ba(NH3)2 + NO3 =>
Ba(NO3)2 + 2 NH3 = Ba(NH3)2 + 2 NO3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
H{+} + Cr2O7{-2} + C2H5OH = Cr{3+} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{-2} + C2H5OH = 4 Cr{3+} + 2 CO2 + 11 H2O
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
Pb(NO3)2(aq) + Li2SO4(aq) = PbSO4 + LiNO3 =>
Pb(NO3)2(aq) + Li2SO4(aq) = PbSO4 + 2 LiNO3
Hg(OH) + H3N = Hg3N + H2O =>
3 Hg(OH) + H3N = Hg3N + 3 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Br2 + NO2 = N2O + OBr2 =>
3 Br2 + 2 NO2 = N2O + 3 OBr2
Ba(OH)2 + (NH4)Cl = BaCl2 + (NH4)OH =>
Ba(OH)2 + 2(NH4)Cl = BaCl2 + 2(NH4)OH
NH3 + Ba(NO3)2 = Ba(NH3)4 + NO3 =>
4 NH3 + Ba(NO3)2 = Ba(NH3)4 + 2 NO3
KCl + SO2 = SCl + KO2 =>
KCl + SO2 = SCl + KO2
CHCl3 + I2 = CICl3 + HI =>
CHCl3 + I2 = CICl3 + HI
Cl2 + SrBr2 = ClBr + Sr =>
Cl2 + SrBr2 = 2 ClBr + Sr
Na2SO4 + NH4I = NaI + (NH4)2SO4 =>
Na2SO4 + 2 NH4I = 2 NaI + (NH4)2SO4
C2H5OH + Cr2O7{-2} + H{+} = CH3CHO + Cr{+3} + H2O =>
3 C2H5OH + Cr2O7{-2} + 8 H{+} = 3 CH3CHO + 2 Cr{+3} + 7 H2O
Ca3(NO3)2 + Na2CO3 = CaCO3 + Na3NO3 =>
Ca3(NO3)2 + 3 Na2CO3 = 3 CaCO3 + 2 Na3NO3
AsS3 + O2 = AsO3 + SO2 =>
2 AsS3 + 9 O2 = 2 AsO3 + 6 SO2
Zn + CO2 + PO = ZnO4 + PC =>
3 Zn + 4 CO2 + 4 PO = 3 ZnO4 + 4 PC
K2MnO4 + S = MnSO4 + K =>
K2MnO4 + S = MnSO4 + 2 K
Mg(OH)2 + (NH4)2SO4 = MgSO4 + H2O + NH3 =>
Mg(OH)2 + (NH4)2SO4 = MgSO4 + 2 H2O + 2 NH3
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