| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 + 3 Cu = NO + 3 CuNO3 + 2 H2O
Rf9 + C2 = Rf9C3 =>
2 Rf9 + 3 C2 = 2 Rf9C3
KOH + SO2 + KMnO4 = K2SO4 + K3MnO4 + H2O =>
4 KOH + SO2 + KMnO4 = K2SO4 + K3MnO4 + 2 H2O
Cr + CuSO3 = CrSO3 + Cu =>
Cr + CuSO3 = CrSO3 + Cu
Ni(NO3)2*6H2O + Na3PO4*12H2O = NiPO4 + Na3(NO3)2 + H2O =>
Ni(NO3)2*6H2O + Na3PO4*12H2O = NiPO4 + Na3(NO3)2 + 18 H2O
Na2HPO4 + ZnCl2 = ZnHPO4 + NaCl =>
Na2HPO4 + ZnCl2 = ZnHPO4 + 2 NaCl
Sr(NO3)2 + HCl = HNO3 + SrCl2 =>
Sr(NO3)2 + 2 HCl = 2 HNO3 + SrCl2
Na(OH) + H3PO4 = Na3(PO4) + H(OH) =>
3 Na(OH) + H3PO4 = Na3(PO4) + 3 H(OH)
K2Cr2O7 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 2 KCl + 3 Na2SO4 + 2 CrCl3 + 4 H2O
S + Cr = S3Cr2 =>
3 S + 2 Cr = S3Cr2
Sr(ClO4)2(aq) + CuSO4(aq) = Sr(SO4)(aq) + Cu(ClO4)2 =>
Sr(ClO4)2(aq) + CuSO4(aq) = Sr(SO4)(aq) + Cu(ClO4)2
Sn(OH)2 + CaO = SnO + Ca(OH)2 =>
Sn(OH)2 + CaO = SnO + Ca(OH)2
CuI + KI = K(CuI2) =>
CuI + KI = K(CuI2)
H2 + Hg2{+} = Hg + H{+} =>
H2 + 2 Hg2{+} = 4 Hg + 2 H{+}
FeCl3(aq) + NH3(aq) + H2O = Fe(OH)3(s) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH3(aq) + 3 H2O = Fe(OH)3(s) + 3 NH4Cl(aq)
HSCN + Zn + H2SO4 = ZnSO4 + CS2 + NH3 + H2O =>
HSCN + 4 Zn + 5 H2SO4 = 4 ZnSO4 + CS2 + NH3 + 4 H2O
CaCO3(s)SiO2(s) = CaSiO3(s)CO2(g) =>
CaCO3(s)SiO2(s) = CaSiO3(s)CO2(g)
C8H7OH + O2 = CO2 + H2O =>
2 C8H7OH + 19 O2 = 16 CO2 + 8 H2O
Pb(OH)4 = H2O + PbO2 =>
Pb(OH)4 = 2 H2O + PbO2
NaCl + NaCO3 = NaCO2 + NaO + Cl =>
NaCl + NaCO3 = NaCO2 + NaO + Cl
HI + K2SO4 = H2SO4 + KI =>
2 HI + K2SO4 = H2SO4 + 2 KI
KBrO3 + H3AsO3 + KOH = K3AsO4 + KBr + H2O =>
KBrO3 + 3 H3AsO3 + 9 KOH = 3 K3AsO4 + KBr + 9 H2O
Na2SiO3 + FeS + H2O = Na2SO4 + Fe + SiO2 + H2 =>
Na2SiO3 + FeS + 3 H2O = Na2SO4 + Fe + SiO2 + 3 H2
C3H8O + C3H8O3 = C3H8O2 =>
C3H8O + C3H8O3 = 2 C3H8O2
NiSO4 + NaHCO3 = NiCO3 + NaHSO4 =>
NiSO4 + NaHCO3 = NiCO3 + NaHSO4
Pb(NO3)2 + K4[Fe(CN)6] = Pb2(Fe(CN)6) + KNO3 =>
2 Pb(NO3)2 + K4[Fe(CN)6] = Pb2(Fe(CN)6) + 4 KNO3
FeOH{2+} + HF = FeF2{+} + H2O + H{+} =>
FeOH{2+} + 2 HF = FeF2{+} + H2O + H{+}
C2H5NO2 + O2 = CO2 + H2O + N2 =>
4 C2H5NO2 + 9 O2 = 8 CO2 + 10 H2O + 2 N2
FeOHSO4 = FeOH{+} + SO4{-} =>
FeOHSO4 = FeOH{+} + SO4{-}
Na(OH)HCl = NaHCl(OH) =>
Na(OH)HCl = NaHCl(OH)
H60 = H9 =>
3 H60 = 20 H9
Na2SiO3 + Zn(CH3COO)2 + NaOH = Zn2SiO4 + Na(CH3COO) + H2O =>
Na2SiO3 + 2 Zn(CH3COO)2 + 2 NaOH = Zn2SiO4 + 4 Na(CH3COO) + H2O
fluorine + KCl = chlorine + KF =>
F2 + 2 KCl = Cl2 + 2 KF
Zn(NO3)2 + Na(OH)2 = Zn(OH)2 + Na(NO3)2 =>
Zn(NO3)2 + Na(OH)2 = Zn(OH)2 + Na(NO3)2
PbCO3 + SiO2 = PbSiO3 + CO2 =>
PbCO3 + SiO2 = PbSiO3 + CO2
CaO2H2 = CaO + H2O =>
CaO2H2 = CaO + H2O
N2H4(g) + H2O2(aq) = N2(g) + H2O(l) =>
N2H4(g) + 2 H2O2(aq) = N2(g) + 4 H2O(l)
K3[Fe(CN)6] + KI = I2 + K4(Fe(CN)6) =>
2 K3[Fe(CN)6] + 2 KI = I2 + 2 K4(Fe(CN)6)
HO2 + C = HCO2 =>
HO2 + C = HCO2
NiPO4 + ZnCl = NiCl + ZnPO4 =>
NiPO4 + ZnCl = NiCl + ZnPO4
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
X2 = X =>
X2 = 2 X
H2O2 + CO2 + H2O = CH4O5 =>
H2O2 + CO2 + H2O = CH4O5
HClO3 + OH = H2O + ClO3 =>
HClO3 + OH = H2O + ClO3
Ga2(SO4)2 + BaCl2 = BaSO4 + GaCl2 =>
Ga2(SO4)2 + 2 BaCl2 = 2 BaSO4 + 2 GaCl2
Fe(NO3)3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
Fe(NO3)3 + 9 FeSO4 + 6 H2SO4 = 5 Fe2(SO4)3 + 3 NO + 6 H2O
CS2 + H2O = H2S + CO2 =>
CS2 + 2 H2O = 2 H2S + CO2
NaHCO3 + Mg = MgCO3 + NaH =>
NaHCO3 + Mg = MgCO3 + NaH
PbCl2 + NaPO4 = Pb(PO4)2 + NaCl =>
PbCl2 + 2 NaPO4 = Pb(PO4)2 + 2 NaCl
HI(aq) + KHSO3(aq) = H2O(l) + KI(aq) + SO2(g) =>
HI(aq) + KHSO3(aq) = H2O(l) + KI(aq) + SO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/07/24
Équations équilibrées sur12/07/23
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