| Équations équilibrées la veille |
Fe2(SO4) + 2 NaOH = 2 Fe(OH) + Na2SO4
Pb(NO3)2 + KCl = PbCl + K(NO3)2 =>
Pb(NO3)2 + KCl = PbCl + K(NO3)2
CO2 + Au(HS){2-} + H{+} = CH4 + Au + H2O + H2S =>
CO2 + 8 Au(HS){2-} + 16 H{+} = CH4 + 8 Au + 2 H2O + 8 H2S
Mg + H2SO4(concentrated) = MgSO4 + H2O + SO2 =>
Mg + 2 H2SO4(concentrated) = MgSO4 + 2 H2O + SO2
HCOOH(aq)H2O(l) = H3OHCOO =>
HCOOH(aq)H2O(l) = H3OHCOO
[Ag(NH3)2]Cl + CO + H2O = Ag + (NH4)2CO3 + NH4Cl =>
2[Ag(NH3)2]Cl + CO + 2 H2O = 2 Ag + (NH4)2CO3 + 2 NH4Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr2(SO4)3 + H2O2 + KOH = K2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 3 K2SO4 + 8 H2O
H2C4H4O6 + Na(OH) = H2O + HC4H4O6Na =>
H2C4H4O6 + Na(OH) = H2O + HC4H4O6Na
Cl2 + KI4 = KCl2 + I2 =>
Cl2 + KI4 = KCl2 + 2 I2
C8H10O2 + HBr = C8H8Br2 + H2O =>
C8H10O2 + 2 HBr = C8H8Br2 + 2 H2O
Zn(C2H3O2)2(aq) + Na + PO4(aq) = NaC2H3O2(aq) + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(aq) + 6 Na + 2 PO4(aq) = 6 NaC2H3O2(aq) + Zn3(PO4)2(s)
HCN + Fe = Fe(CN)3 + H2 =>
6 HCN + 2 Fe = 2 Fe(CN)3 + 3 H2
SO4{2-} + Fe{2+} + H{+} = Fe{3+} + H2S + H2O =>
SO4{2-} + 8 Fe{2+} + 10 H{+} = 8 Fe{3+} + H2S + 4 H2O
HNO3 + HCl = Cl2 + H2O + NO =>
2 HNO3 + 6 HCl = 3 Cl2 + 4 H2O + 2 NO
H2SO4 + NaCl + MnO4 = Na2SO4 + MnSO4 + H2O + Cl2 =>
4 H2SO4 + 6 NaCl + MnO4 = 3 Na2SO4 + MnSO4 + 4 H2O + 3 Cl2
[Ag(NH3)2]{+} + [Sb(OH)4]{-} + OH{-} = [Sb(OH)6]{-} + Ag + NH3 =>
2[Ag(NH3)2]{+} + [Sb(OH)4]{-} + 2 OH{-} = [Sb(OH)6]{-} + 2 Ag + 4 NH3
P7S8 + HNO3 + H2O = H2SO4 + H3PO4 + NO =>
3 P7S8 + 83 HNO3 + 14 H2O = 24 H2SO4 + 21 H3PO4 + 83 NO
Ag + SeO4 = AgSeO4 =>
Ag + SeO4 = AgSeO4
C2H4O2 + C5H12O = C7H14O2 + H2O =>
C2H4O2 + C5H12O = C7H14O2 + H2O
Cu2O + Cr = Cr2O3 + Cu =>
3 Cu2O + 2 Cr = Cr2O3 + 6 Cu
P2S5 + H2O = SH2 + PO4H3 =>
P2S5 + 8 H2O = 5 SH2 + 2 PO4H3
A3B4 + A2C5 = C3B5 + A2C =>
40 A3B4 + 39 A2C5 = 32 C3B5 + 99 A2C
NaBr + Cl2 = NaCl + Br2 = \ =>
2 NaBr + Cl2 = 2 NaCl + Br2
K2 + SO4 + NaCl = KCl + NaSO4 =>
K2 + 2 SO4 + 2 NaCl = 2 KCl + 2 NaSO4
H2(C2O4) + Ca(OH)2 = Ca(C2O4) + H(OH) =>
H2(C2O4) + Ca(OH)2 = Ca(C2O4) + 2 H(OH)
DyO = Dy + O =>
DyO = Dy + O
ZnO + NaOH + H2O = Na2[Zn(OH)4] =>
ZnO + 2 NaOH + H2O = Na2[Zn(OH)4]
K + FeBr3 + KMnO4 = Fe2O3 + MnO2 + KBr =>
9 K + 4 FeBr3 + 3 KMnO4 = 2 Fe2O3 + 3 MnO2 + 12 KBr
Al(OH)3 + NH3 + H2O = Al(OH)4 + NH4 =>
Al(OH)3 + NH3 + H2O = Al(OH)4 + NH4
Cl2 + RhI = RhCl3 + I2 =>
3 Cl2 + 2 RhI = 2 RhCl3 + I2
Sr(C2H3O2)2 + H2SO4 = Sr(SO4)2 + H2(C2H3O2) =>
Sr(C2H3O2)2 + 2 H2SO4 = Sr(SO4)2 + 2 H2(C2H3O2)
OH{-} + Ce{4+} + I{-} = Ce{3+} + IO3{-} + H2O =>
6 OH{-} + 6 Ce{4+} + I{-} = 6 Ce{3+} + IO3{-} + 3 H2O
(NH4)2Fe(SO4)2 + H2CrO4 = (NH4)2CrO4 + FeCrO4 + H2SO4 =>
(NH4)2Fe(SO4)2 + 2 H2CrO4 = (NH4)2CrO4 + FeCrO4 + 2 H2SO4
NiS + O2 = Ni3S + SO2 =>
3 NiS + 2 O2 = Ni3S + 2 SO2
C3H5(OH)3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 C3H5(OH)3 + 14 KMnO4 + 21 H2SO4 = 14 MnSO4 + 7 K2SO4 + 15 CO2 + 41 H2O
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
ClCH2COOH + NH3 = H2NCH2COOH + HCl =>
ClCH2COOH + NH3 = H2NCH2COOH + HCl
FeSO4 + KNO2 + H2SO4 = Fe2(SO4)3 + NO + H2O + K2SO4 =>
2 FeSO4 + 2 KNO2 + 2 H2SO4 = Fe2(SO4)3 + 2 NO + 2 H2O + K2SO4
Be(OH)2 + Na2SO4 = Na2BeO2 + H2SO4 =>
Be(OH)2 + Na2SO4 = Na2BeO2 + H2SO4
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
Ca3(PO4)2 + H2O = CaOH2 + PO4 =>
Ca3(PO4)2 + 3 H2O = 3 CaOH2 + 2 PO4
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CuSO4 + Pt = PtSO4 + Cu =>
CuSO4 + Pt = PtSO4 + Cu
HCl + CuSO4 = CuCl2 + H2SO4 =>
2 HCl + CuSO4 = CuCl2 + H2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
LeadNitrate + BariumChloride = LeadChloride + BariumNitrate =>
LeadNitrate + BariumChloride = LeadChloride + BariumNitrate
KOH + Cu = K + Cu(OH)2 =>
2 KOH + Cu = 2 K + Cu(OH)2
ZnI2 + NH3 = Zn(NH3)4 + I =>
ZnI2 + 4 NH3 = Zn(NH3)4 + 2 I
Fe0 + CuCl = FeCl + Cu =>
Fe0 + CuCl = FeCl + Cu
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