| Équations équilibrées la veille |
ZnCl2 + 4 KOH = 2 KCl + K2[Zn(OH)4]
MnO4{-} + H{+} + {-} = Mn{+3} + H2O =>
MnO4{-} + 8 H{+} + 4e = Mn{+3} + 4 H2O
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Cr2(SO4)3 + K2CO3 + H2O = Cr(OH)3 + K2SO4 + CO2 =>
Cr2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 CO2
HNO3 + H2S1 = H2SO4 + NO + H2O =>
8 HNO3 + 3 H2S1 = 3 H2SO4 + 8 NO + 4 H2O
NaC2H3O2 + H2O = Na2O + HC2H3O2 =>
2 NaC2H3O2 + H2O = Na2O + 2 HC2H3O2
C10H18O + Na2Cr2O7*2H2O + H{+} = C10H16O + H2O + Na{+} + Cr{+3} =>
3 C10H18O + Na2Cr2O7*2H2O + 8 H{+} = 3 C10H16O + 9 H2O + 2 Na{+} + 2 Cr{+3}
KCrO4 + HCl = CrCl3 + Cl2 + H2O + KCl =>
KCrO4 + 8 HCl = CrCl3 + 2 Cl2 + 4 H2O + KCl
NaCl(aq) + Mg(NO3)2 = NaNO3(aq) + MgCl2(aq) =>
2 NaCl(aq) + Mg(NO3)2 = 2 NaNO3(aq) + MgCl2(aq)
Al(NO{3}){3} + NaOH = AlOH{3} + NaNO{3} =>
Al(NO{3}){3} + NaOH = AlOH{3} + NaNO{3}
CH3CHO + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + CH3COOH + H2O + K2SO4 =>
3 CH3CHO + 4 H2SO4 + K2Cr2O7 = Cr2(SO4)3 + 3 CH3COOH + 4 H2O + K2SO4
I2O5 + H2O = H5IO10 + I2 =>
3 I2O5 + 5 H2O = 2 H5IO10 + 2 I2
MgCl{2} + LiOH = MgOH{2} + LiCl =>
MgCl{2} + LiOH = MgOH{2} + LiCl
MgCO3 + H2O = MgCO3*3H2O =>
MgCO3 + 3 H2O = MgCO3*3H2O
Na + Al2(SO4)3 = NaAl2 + (SO4)3 =>
Na + Al2(SO4)3 = NaAl2 + (SO4)3
HCl + FeSiO3 = FeCl2 + H2SiO3 =>
2 HCl + FeSiO3 = FeCl2 + H2SiO3
LaC17H9O2 + O2 = CO2 + La2O3 + H2O =>
2 LaC17H9O2 + 38 O2 = 34 CO2 + La2O3 + 9 H2O
MgO + Ag = AgO + Mg =>
MgO + Ag = AgO + Mg
C6H8O6(aq) + Br2(aq) = HBr(aq) + C6H6O6(aq) =>
C6H8O6(aq) + Br2(aq) = 2 HBr(aq) + C6H6O6(aq)
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
CsOH + KOH + H2CO2 = KCsCO2 + H2O =>
CsOH + KOH + H2CO2 = KCsCO2 + 2 H2O
CH3CHCHCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + K2SO4 =>
5 CH3CHCHCH3 + 8 KMnO4 + 12 H2SO4 = 10 CH3COOH + 8 MnSO4 + 12 H2O + 4 K2SO4
NH4Cl + NaOH + O2 = NO2 + H2O + NaCl =>
4 NH4Cl + 4 NaOH + 7 O2 = 4 NO2 + 10 H2O + 4 NaCl
SiF4 + H2O = H2SiF6 + H2SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2SiO3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
AlN3O9 = Al2O3 + N2 + O2 =>
4 AlN3O9 = 2 Al2O3 + 6 N2 + 15 O2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
CoSO4 = Co{2+} + SO4{2-} =>
CoSO4 = Co{2+} + SO4{2-}
K3ClO = O2 + K3Cl =>
2 K3ClO = O2 + 2 K3Cl
MgO + H2O = MgOOH2 =>
MgO + H2O = MgOOH2
NaMnO4 + Na2C2O4 + H2O(l) = MnO2 + CO2 + NaOH =>
2 NaMnO4 + 3 Na2C2O4 + 4 H2O(l) = 2 MnO2 + 6 CO2 + 8 NaOH
Zn(OH)2 + AlCl3 = ZnCl2 + Al(OH)3 =>
3 Zn(OH)2 + 2 AlCl3 = 3 ZnCl2 + 2 Al(OH)3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Ti + O = TiO2 =>
Ti + 2 O = TiO2
C8H12S2 + O2 = CO2 + SO2 + H2O =>
C8H12S2 + 13 O2 = 8 CO2 + 2 SO2 + 6 H2O
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
CuCl2 + NaSH = CuS + NaCl + HCl =>
CuCl2 + NaSH = CuS + NaCl + HCl
Zn + AgNO3 = ZnNO3 + Ag =>
Zn + AgNO3 = ZnNO3 + Ag
Cr2(SO4)3(aq) + LiI(aq) = CrI2(aq) + Li2SO4(aq) + I2(aq) =>
Cr2(SO4)3(aq) + 6 LiI(aq) = 2 CrI2(aq) + 3 Li2SO4(aq) + I2(aq)
KHS + NaMnO4 + H2O = KOH + MnO2 + S + NaHS =>
5 KHS + 2 NaMnO4 + H2O = 5 KOH + 2 MnO2 + 3 S + 2 NaHS
KMnO4 + NH4NO3 = MnO2 + KNO3 + KOH + H2O =>
8 KMnO4 + 3 NH4NO3 = 8 MnO2 + 6 KNO3 + 2 KOH + 5 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
CH2Br + O2 = CO2 + H2O + Br2 =>
2 CH2Br + 3 O2 = 2 CO2 + 2 H2O + Br2
KMnO4 = KMn + O2 =>
KMnO4 = KMn + 2 O2
LiOH(aq) + Fe(NO3)3(aq) = LiNO3(aq) + Fe(OH)3(g) =>
3 LiOH(aq) + Fe(NO3)3(aq) = 3 LiNO3(aq) + Fe(OH)3(g)
K2S + KNO2 + HCl = NO + S + KCl + H2O =>
K2S + 2 KNO2 + 4 HCl = 2 NO + S + 4 KCl + 2 H2O
C2H5COOH + K2CO3 = KC2H5COOK + CO2 + H2O =>
15 C2H5COOH + 14 K2CO3 = 14 KC2H5COOK + 17 CO2 + 10 H2O
FeH2 + N2O = Fe + N2 + H2O =>
FeH2 + N2O = Fe + N2 + H2O
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