| Équations équilibrées la veille |
3 Zn + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 6 K
(NH4)2Cr2O7(s) = NH3(g) + Cr(s) + H2O(g) + O2(g) =>
(NH4)2Cr2O7(s) = 2 NH3(g) + 2 Cr(s) + H2O(g) + 3 O2(g)
SnCl2 + NaWO4 + HCl = SnCl4 + W2O5 + NaCl + H2O =>
2 SnCl2 + 2 NaWO4 + 6 HCl = 2 SnCl4 + W2O5 + 2 NaCl + 3 H2O
C6H12O6(s) + O2(g) = CO2(g) + H2O(g) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(g)
As2O5 + H2O = As(HO)5 =>
As2O5 + 5 H2O = 2 As(HO)5
Na2CO3 + HCl = CO2(g) + H2O(l) + NaCl(aq) =>
Na2CO3 + 2 HCl = CO2(g) + H2O(l) + 2 NaCl(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2SO4 + PbN2 = PbSO4 + NaN =>
Na2SO4 + PbN2 = PbSO4 + 2 NaN
CH3CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
2 CH3CH2OH + KMnO4 + 2 H2SO4 = 2 CH3COH + MnSO4 + 4 H2O + KSO4
Sr3N2 + H2O = Sr + OH + NH3 =>
Sr3N2 + 6 H2O = 3 Sr + 6 OH + 2 NH3
FeCl3*6H2O = HCl + H2O + Fe2O3 =>
2 FeCl3*6H2O = 6 HCl + 9 H2O + Fe2O3
KIO3 + Cl + KOH = KIO4 + KCl + H2O =>
KIO3 + 2 Cl + 2 KOH = KIO4 + 2 KCl + H2O
SO2 + H2O = H2SO4 + H2 =>
SO2 + 2 H2O = H2SO4 + H2
NH3 + NH4Cl = N2ClH6 + H =>
NH3 + NH4Cl = N2ClH6 + H
ClO = Cl2 + ClO3 =>
3 ClO = Cl2 + ClO3
H2 + SCl4 = HCl + SCl2 =>
H2 + SCl4 = 2 HCl + SCl2
Cu{+} + H2O + {-} = Cu2O + H2 =>
2 Cu{+} + H2O + 2e = Cu2O + H2
Na2Cr2O7 + Na2SO3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
Na2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = 4 Na2SO4 + Cr2(SO4)3 + 4 H2O
Zn3(PO4)2 + Na2SO4 = ZnSO4 + Na3PO4 =>
Zn3(PO4)2 + 3 Na2SO4 = 3 ZnSO4 + 2 Na3PO4
AlCl3 + SiO2 = Al2O3 + Cl2 + SiO =>
2 AlCl3 + 3 SiO2 = Al2O3 + 3 Cl2 + 3 SiO
Ag2SO3 + Al = AgO + Al2S3 + O2 =>
6 Ag2SO3 + 4 Al = 12 AgO + 2 Al2S3 + 3 O2
K2FeO4 + H2O = Fe(OH)2 + KOH + O2 =>
K2FeO4 + 2 H2O = Fe(OH)2 + 2 KOH + O2
CH3OHCUO = HCOHCUH2O =>
CH3OHCUO = HCOHCUH2O
Ca(NO3)2 + HCl = Ca(HCl)2 + HClNO3 =>
Ca(NO3)2 + 4 HCl = Ca(HCl)2 + 2 HClNO3
Al + HCl + H2O = H3O + AlCl3 =>
Al + 3 HCl + 3 H2O = 3 H3O + AlCl3
O2 + CrO2 + K2CrO4 + Y2O3 + Os = KYCrOsO6 =>
3 O2 + 2 CrO2 + 2 K2CrO4 + 2 Y2O3 + 4 Os = 4 KYCrOsO6
NaOH + Ba = NaBa2 + OH =>
NaOH + 2 Ba = NaBa2 + OH
Pb + I = PbI4 =>
Pb + 4 I = PbI4
FeSO4(aq) + Cu(s) = CuSO4(aq) + Fe(s) =>
FeSO4(aq) + Cu(s) = CuSO4(aq) + Fe(s)
ZnI2 + Br2 = I2 + Br2Zn =>
ZnI2 + Br2 = I2 + Br2Zn
KNO3 + Mg + H2O = Mg(OH)2 + NH3 + KOH =>
KNO3 + 4 Mg + 6 H2O = 4 Mg(OH)2 + NH3 + KOH
Zn(s) + H3O{+} + H2O = [Zn(H2O)6]{+2} + H2 =>
Zn(s) + 2 H3O{+} + 4 H2O = [Zn(H2O)6]{+2} + H2
NaOCl + NH4Cl = NaCl + H2O + NH2Cl =>
NaOCl + NH4Cl = NaCl + H2O + NH2Cl
LiHCO3 + CH2COOH = LiC2H3O2 + CO2 + H2O =>
7 LiHCO3 + 8 CH2COOH = 7 LiC2H3O2 + 9 CO2 + 5 H2O
CH4N2O + H3PO4 = PON + H2O + CO2 =>
CH4N2O + 2 H3PO4 = 2 PON + 5 H2O + CO2
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
H2 + FeO2 = Fe + H2O =>
2 H2 + FeO2 = Fe + 2 H2O
Ca + MnCl2 = CaCl2 + Mn =>
Ca + MnCl2 = CaCl2 + Mn
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Na2CO3 + Cu(OH)2 = Na(OH) + CuCO3 =>
Na2CO3 + Cu(OH)2 = 2 Na(OH) + CuCO3
Zn(ClO4)2 + K3PO4 = Zn3(PO4)2 + KClO4 =>
3 Zn(ClO4)2 + 2 K3PO4 = Zn3(PO4)2 + 6 KClO4
(NH4)3{+3} + PO4{-3} = (NH4)3PO4 =>
(NH4)3{+3} + PO4{-3} = (NH4)3PO4
CuBr2 + HCl = CuCl2 + HBr =>
CuBr2 + 2 HCl = CuCl2 + 2 HBr
Sn + CuCl2 = SnCl2 + Cu =>
Sn + CuCl2 = SnCl2 + Cu
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Ca(H2PO4)2H2O(s) + NaHCO3(s) = CO2(g) + H2O(g) + CaHPO4(s) + Na2HPO4(s) =>
Ca(H2PO4)2H2O(s) + 2 NaHCO3(s) = 2 CO2(g) + 3 H2O(g) + CaHPO4(s) + Na2HPO4(s)
Co{3+} + Cl{-} = CoCl3 =>
Co{3+} + 3 Cl{-} = CoCl3
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Al + HS = AlS + H2 =>
2 Al + 2 HS = 2 AlS + H2
O + Cl2 = ClO2 =>
4 O + Cl2 = 2 ClO2
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