| Équations équilibrées la veille |
3 CH3COOH + 4 Cr2O7{2-} + 32 H{+} = 6 CO2 + 22 H2O + 8 Cr{3+}
CO = OC =>
CO = OC
WCl6 + Na2S = W2S6 + NaCl =>
2 WCl6 + 6 Na2S = W2S6 + 12 NaCl
F2 + RbI(s) = RbF(s) + I2(s) =>
F2 + 2 RbI(s) = 2 RbF(s) + I2(s)
MgCl{2+} + NaOH = NaCl + Mg(OH){2+} =>
MgCl{2+} + NaOH = NaCl + Mg(OH){2+}
CH3COHPCl5 = CH3CClHClPOCl3 =>
CH3COHPCl5 = CH3CClHClPOCl3
I2 + Na2S2O3 = IS2O3 + Na =>
I2 + 2 Na2S2O3 = 2 IS2O3 + 4 Na
CuSO4NaSO3 = CuS2NaO7 =>
CuSO4NaSO3 = CuS2NaO7
H3PO2 + H2SO4 + Zn = PH3 + ZnSO4 + H2O =>
H3PO2 + 2 H2SO4 + 2 Zn = PH3 + 2 ZnSO4 + 2 H2O
Ga(s) + F2(g) = GaF3() =>
2 Ga(s) + 3 F2(g) = 2 GaF3()
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
Fe2(SO4)3 + Be(OH)2 = Fe(OH)3 + BeSO4 =>
Fe2(SO4)3 + 3 Be(OH)2 = 2 Fe(OH)3 + 3 BeSO4
FeCl3*6H2O = FeCl3 + H2O =>
FeCl3*6H2O = FeCl3 + 6 H2O
SiF4 + HF = H{+} + SiF6{2-} =>
SiF4 + 2 HF = 2 H{+} + SiF6{2-}
FeCl3 + NH4SCN = [Fe(NCS)2]Cl + NH4Cl =>
FeCl3 + 2 NH4SCN = [Fe(NCS)2]Cl + 2 NH4Cl
Cr(NO3)3 + NaBiO3 + HNO3 = H2Cr2O7 + NaNO3 + Bi(NO3)3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 6 HNO3 = H2Cr2O7 + 3 NaNO3 + 3 Bi(NO3)3 + 2 H2O
NaOH2 + HNO3 = NaN(H3O4) =>
NaOH2 + HNO3 = NaN(H3O4)
SiO3 + Al = Si + AlO =>
SiO3 + 3 Al = Si + 3 AlO
HCl(l) + NaOH = H2O(l) + NaCl(l) =>
HCl(l) + NaOH = H2O(l) + NaCl(l)
NH4NO3 + NH2CONH2 = C(NH2)3NO3 + NH3 + CO2 =>
NH4NO3 + 2 NH2CONH2 = C(NH2)3NO3 + 2 NH3 + CO2
CH3OH + PCl5 = CH3Cl + H2O + POCl3 =>
2 CH3OH + PCl5 = 2 CH3Cl + H2O + POCl3
H2Mn + H2SO4 = MnSO4 + H =>
H2Mn + H2SO4 = MnSO4 + 4 H
KCr(SO4)2 + H2O = KCr(SO4)2*12H2O =>
KCr(SO4)2 + 12 H2O = KCr(SO4)2*12H2O
CaSO4 + Na2CO3 = Na2SO4 + CaCO3 =>
CaSO4 + Na2CO3 = Na2SO4 + CaCO3
H2OC2H5OH = H2OC2H6O =>
H2OC2H5OH = H2OC2H6O
Ag2O + NH4OH + NH4NO3 = AgN3H6O3 + H2O =>
Ag2O + 2 NH4OH + 2 NH4NO3 = 2 AgN3H6O3 + 3 H2O
FeNaOH = Fe(OH)Na =>
FeNaOH = Fe(OH)Na
Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Pb(NO3)2 + Na2CrO4 = Na(NO3) + PbCrO4 =>
Pb(NO3)2 + Na2CrO4 = 2 Na(NO3) + PbCrO4
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
KFe(SO4)2 + KOH = Fe(OH)3 + K2SO4 =>
KFe(SO4)2 + 3 KOH = Fe(OH)3 + 2 K2SO4
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
H64 = H31 =>
31 H64 = 64 H31
Zn + Au(NO2)2 = Zn(NO2) + Au =>
2 Zn + Au(NO2)2 = 2 Zn(NO2) + Au
HNCO(l) = C3N3(NH2)3(l) + CO2(g) =>
6 HNCO(l) = C3N3(NH2)3(l) + 3 CO2(g)
ZnSO4 + BaCl2 = BaSO4 + ZnCl2 =>
ZnSO4 + BaCl2 = BaSO4 + ZnCl2
[Cr(OH)6]{3-} + H3O{+} = Cr2O3 + H2O =>
2[Cr(OH)6]{3-} + 6 H3O{+} = Cr2O3 + 15 H2O
Ba(OH)2CaO = BaOCa(OH)2 =>
Ba(OH)2CaO = BaOCa(OH)2
CH2(OH)2 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH2(OH)2 + 4 KMnO4 + 6 H2SO4 = 5 CO2 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Fe2O3 + S2 = Fe + SO2 =>
4 Fe2O3 + 3 S2 = 8 Fe + 6 SO2
SbH3 + S = Sb2S3 + H2S =>
2 SbH3 + 6 S = Sb2S3 + 3 H2S
Sb2O3 + Cl2 + NaOH = NaSbO3 + NaCl + H2O =>
Sb2O3 + 2 Cl2 + 6 NaOH = 2 NaSbO3 + 4 NaCl + 3 H2O
Ti + K3PO4 + HNO3 = KTiOPO4 + NO2 + H2O + KNO3 =>
Ti + K3PO4 + 6 HNO3 = KTiOPO4 + 4 NO2 + 3 H2O + 2 KNO3
C2H2 + (Ag(NH3)2)OH = C2H3O2NH4 + NH3 + Ag =>
C2H2 + 2(Ag(NH3)2)OH = C2H3O2NH4 + 3 NH3 + 2 Ag
Te + H2O = TeO + H2 =>
Te + H2O = TeO + H2
H2SO3 + Ti(OH)4 = Ti2(SO3)4 + H2O =>
4 H2SO3 + 2 Ti(OH)4 = Ti2(SO3)4 + 8 H2O
PbS + KMnO4 + H2SO4 = PbSO4 + MnSO4 + H2O + K2SO4 =>
5 PbS + 8 KMnO4 + 12 H2SO4 = 5 PbSO4 + 8 MnSO4 + 12 H2O + 4 K2SO4
Mg + HBr = MgBr2 + H2 =>
Mg + 2 HBr = MgBr2 + H2
H2SO4NH3NO3 = HNO3NH4SO4 =>
H2SO4NH3NO3 = HNO3NH4SO4
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