| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 K + 4 C = K3C4
AgNO3 + MgSO4 = Ag2SO4 + Mg(NO3)2 =>
2 AgNO3 + MgSO4 = Ag2SO4 + Mg(NO3)2
Cr2(SO4)3 + NaHSO3 + H2O = Cr(OH)3 + SO2 + NaHSO4 =>
Cr2(SO4)3 + 3 NaHSO3 + 3 H2O = 2 Cr(OH)3 + 3 SO2 + 3 NaHSO4
C4H9OH + KOH = C4H9OK + H2O =>
C4H9OH + KOH = C4H9OK + H2O
NaBrO3 + MnO2 + NaOH = Na2MnO4 + H2O + NaBr =>
NaBrO3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + 3 H2O + NaBr
Ba(NO3)2(aq) + K2SO4(aq) = BaSO4(s) + KNO3(aq) =>
Ba(NO3)2(aq) + K2SO4(aq) = BaSO4(s) + 2 KNO3(aq)
C3H5N3O9(l) = CO2(g) + H2O(l) + N2(g) + O2(g) =>
4 C3H5N3O9(l) = 12 CO2(g) + 10 H2O(l) + 6 N2(g) + O2(g)
K2Cr2O7 + HCl + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + H2O =>
K2Cr2O7 + 6 HCl + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Cl2 + 7 H2O
P + S = PS2 =>
P + 2 S = PS2
KMnO4 + Cl2 + H2O = MnO2 + KClO3 + KOH =>
10 KMnO4 + 3 Cl2 + 2 H2O = 10 MnO2 + 6 KClO3 + 4 KOH
NaOH + CH4S = NaSCH3 + H2O =>
NaOH + CH4S = NaSCH3 + H2O
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl =>
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl
H3PO4 + Cr(OH)3 = Cr(OH)3PO4 + H2 =>
2 H3PO4 + 2 Cr(OH)3 = 2 Cr(OH)3PO4 + 3 H2
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl =>
NaCl + UO2(CH3COO)2 + CH3COOH = UO2Na(CH3COO)3 + HCl
Cu(s) + CaCl2(aq) = Ca(s) + CuCl3(aq) =>
2 Cu(s) + 3 CaCl2(aq) = 3 Ca(s) + 2 CuCl3(aq)
Mg2Si + SiO2 = MgO + Si =>
Mg2Si + SiO2 = 2 MgO + 2 Si
NaB(OH)4 + HCl = NaCl + H3BO3 + H2O =>
NaB(OH)4 + HCl = NaCl + H3BO3 + H2O
KOH(aq) + AgNO3(aq) = KNO3(s) + AgOH(aq) =>
KOH(aq) + AgNO3(aq) = KNO3(s) + AgOH(aq)
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
CH3COOH + O2 = CO2 + H2O =>
CH3COOH + 2 O2 = 2 CO2 + 2 H2O
C3H6 + O = CO2 + H2O =>
C3H6 + 9 O = 3 CO2 + 3 H2O
MnO4{-} + Zn + H{+} = Mn{+} + Zn{2+} + H2O =>
MnO4{-} + 3 Zn + 8 H{+} = Mn{+} + 3 Zn{2+} + 4 H2O
Fe2(SO4)3 + KNO3 = K2SO4 + Fe(NO3)3 =>
Fe2(SO4)3 + 6 KNO3 = 3 K2SO4 + 2 Fe(NO3)3
FeSO4 + H2O2 = Fe2O3 + H2SO4 + O2 =>
4 FeSO4 + 4 H2O2 = 2 Fe2O3 + 4 H2SO4 + O2
BaCO3 + H3PO4 = BaH2 + (CO3)3(PO4)2 =>
3 BaCO3 + 2 H3PO4 = 3 BaH2 + (CO3)3(PO4)2
HCH2CHCO2 + OH = CH2CHCO2 + H2O =>
HCH2CHCO2 + OH = CH2CHCO2 + H2O
NO + H2O + HCl = NH4Cl + O2 =>
4 NO + 6 H2O + 4 HCl = 4 NH4Cl + 5 O2
Na2CO3(aq) + CrCl3(aq) = Cr2(CO3)3(s) + NaCl(aq) =>
3 Na2CO3(aq) + 2 CrCl3(aq) = Cr2(CO3)3(s) + 6 NaCl(aq)
K3P + Zn(NO3)2 = KNO3 + Zn3P2 =>
2 K3P + 3 Zn(NO3)2 = 6 KNO3 + Zn3P2
Fe + AuCl = FeCl3 + Au =>
Fe + 3 AuCl = FeCl3 + 3 Au
H2C2O4 + CaCl2 = CaC2O4 + (HCl) =>
H2C2O4 + CaCl2 = CaC2O4 + 2(HCl)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr2(SO4)3 + Na2S = Cr2S3 + Na2(SO4)1 =>
Cr2(SO4)3 + 3 Na2S = Cr2S3 + 3 Na2(SO4)1
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
Fe + Cl = (FeCl3)3 =>
3 Fe + 9 Cl = (FeCl3)3
H2C2O4 + CaCl2 = CaC2O4 + (HCl) =>
H2C2O4 + CaCl2 = CaC2O4 + 2(HCl)
MgC03 = Mg + C03 =>
MgC03 = Mg + C03
HClO4 + NH4OH = H2O + ClO4 + NH4 =>
HClO4 + NH4OH = H2O + ClO4 + NH4
HCl + ZnO = H2O + ZnCl2 =>
2 HCl + ZnO = H2O + ZnCl2
KNO3 + Cr2(SO2)3 + Na2CO3 = KNO2 + Na2CrO4 + Na2SO4 + CO2 =>
9 KNO3 + Cr2(SO2)3 + 5 Na2CO3 = 9 KNO2 + 2 Na2CrO4 + 3 Na2SO4 + 5 CO2
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
Zn(NO3)2 + KCl = ZnCl2 + KNO3 =>
Zn(NO3)2 + 2 KCl = ZnCl2 + 2 KNO3
Ba + Sn = Ba2Sn3 =>
2 Ba + 3 Sn = Ba2Sn3
Ca3(Po4)2 + H2O = Ca(OH)2 + H3(Po4) =>
Ca3(Po4)2 + 6 H2O = 3 Ca(OH)2 + 2 H3(Po4)
KNO2 + S = K2S + N2 + SO2 =>
2 KNO2 + 3 S = K2S + N2 + 2 SO2
FeBr3 + (NH4)2(SO3) = Fe2(SO3)3 + NH4Br =>
2 FeBr3 + 3(NH4)2(SO3) = Fe2(SO3)3 + 6 NH4Br
SiO2 + KOH = KHSiO3 =>
SiO2 + KOH = KHSiO3
Zn(OH)2 + NH4OH + NH4NO3 = [Zn(NH3)4](NO3)2 + H2O =>
Zn(OH)2 + 2 NH4OH + 2 NH4NO3 = [Zn(NH3)4](NO3)2 + 4 H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
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Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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