| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ge + 2 S = GeS2
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + KCl + CuK2(CN)3 + KCNO =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 KCl + 2 CuK2(CN)3 + KCNO
H{+} + CrO7{2-} + C2H5OH = Cr{3+} + CO2 + H2O =>
20 H{+} + 4 CrO7{2-} + 3 C2H5OH = 4 Cr{3+} + 6 CO2 + 19 H2O
Mg(OH)2 + Al(OH)3 = Mg3(AlO3)2 + H2O =>
3 Mg(OH)2 + 2 Al(OH)3 = Mg3(AlO3)2 + 6 H2O
HI + CsMnO4 = MnI2 + CsI + H2O + I2 =>
16 HI + 2 CsMnO4 = 2 MnI2 + 2 CsI + 8 H2O + 5 I2
CoCl2*6H20 + H2O2 + NH4Cl + NH4OH = (Co(NH3)6)Cl3 + H2O =>
2 CoCl2*6H20 + 121 H2O2 + 2 NH4Cl + 10 NH4OH = 2(Co(NH3)6)Cl3 + 252 H2O
Cr(OH)3 + HBr = Cr(OH)3Br2 + H2 =>
Cr(OH)3 + 2 HBr = Cr(OH)3Br2 + H2
C2H5COOHCl2 = CH2ClCH2COOHHCl =>
C2H5COOHCl2 = CH2ClCH2COOHHCl
CrO42 + H2O = Cr(OH)3 + OH =>
CrO42 + 42 H2O = Cr(OH)3 + 81 OH
HOBr + NH3 = NBr3 + H2O =>
3 HOBr + NH3 = NBr3 + 3 H2O
KI(aq) + PbSO4(s) = K2SO4 + PbI2 =>
2 KI(aq) + PbSO4(s) = K2SO4 + PbI2
K2CO3 + LiOH = KOH + Li2CO3 =>
K2CO3 + 2 LiOH = 2 KOH + Li2CO3
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + KNSO4 + HOH =>
4[Cr(N2H4CO)6]4[Cr(CN)6]3 + 292 KMnO4 + 515 H2SO4 = 14 K2Cr2O7 + 292 MnSO4 + 168 CO2 + 41 KNO3 + 223 KNSO4 + 707 HOH
NaCrO2 + Cl2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 NaCrO2 + 3 Cl2 + 8 NaOH = 2 Na2CrO4 + 6 NaCl + 4 H2O
K2CO3(s) = CO2K2O =>
K2CO3(s) = CO2K2O
C4H10 + Cr2O7{-2} + H{+} = H6C4O4 + Cr{+3} + H2O =>
C4H10 + 2 Cr2O7{-2} + 16 H{+} = H6C4O4 + 4 Cr{+3} + 10 H2O
ZnBr + Cl = BrCl + Zn =>
ZnBr + Cl = BrCl + Zn
WS3PdS = WS2PdS2 =>
WS3PdS = WS2PdS2
C7H8 + HNO3 = C7H5(NO2)3 + H2O =>
C7H8 + 3 HNO3 = C7H5(NO2)3 + 3 H2O
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Zn2(OH)3Cl + NaOH = Zn(OH)2 + NaCl =>
Zn2(OH)3Cl + NaOH = 2 Zn(OH)2 + NaCl
Bi + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 SO2 + 6 H2O
Pb(NO3)2 + I2 = PbI2 + NO3 =>
Pb(NO3)2 + I2 = PbI2 + 2 NO3
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
[Ag(NH3)2]Cl + NaBr = AgBr + NaCl + NH3 =>
[Ag(NH3)2]Cl + NaBr = AgBr + NaCl + 2 NH3
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
HBr + Al(OH)3 = H(OH)3 + AlBr =>
HBr + Al(OH)3 = H(OH)3 + AlBr
PH3 + NaOH + Br2 = Na3PO4 + NaBr + H2O =>
PH3 + 11 NaOH + 4 Br2 = Na3PO4 + 8 NaBr + 7 H2O
P2O5 + Ca(OH)2 = CaHPO4 + H2O =>
P2O5 + 2 Ca(OH)2 = 2 CaHPO4 + H2O
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
HOCOC6H4COOK + NaOH = H2O + NaOCOC6H4COOK =>
HOCOC6H4COOK + NaOH = H2O + NaOCOC6H4COOK
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ca(C2H3O2)2 + (CH3CH2OH) = (CH3COOCH2CH3) + Ca(OH)2 =>
Ca(C2H3O2)2 + 2(CH3CH2OH) = 2(CH3COOCH2CH3) + Ca(OH)2
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
NaClO + H2O = HOCl + NaOH =>
NaClO + H2O = HOCl + NaOH
Co(OH)2 = CoO + H2O =>
Co(OH)2 = CoO + H2O
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
C2H5(l) + O2(g) = CO2(g) + H2O(l) =>
4 C2H5(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
MnSO4 + Mg(HCO3)2 + O2 = MnO2 + CO2 + MgSO4 + H2O =>
2 MnSO4 + 2 Mg(HCO3)2 + O2 = 2 MnO2 + 4 CO2 + 2 MgSO4 + 2 H2O
CuOCa(OH)2 = Cu(OH)2CaO =>
CuOCa(OH)2 = Cu(OH)2CaO
B2(OH)2 + CO2 = B2CO3 + H2O =>
B2(OH)2 + CO2 = B2CO3 + H2O
C2H2 + (b)O2 = (c)CO2 + (d)H2O =>
2 C2H2 + 5(b)O2 = 4(c)CO2 + 2(d)H2O
K2Cr2O7 + FeCl2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + HCl + Fe2(SO4)3 =>
K2Cr2O7 + 6 FeCl2 + 13 H2SO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 12 HCl + 3 Fe2(SO4)3
K2O + BI3 = KI + B2O3 =>
3 K2O + 2 BI3 = 6 KI + B2O3
Cr(NO3)3(aq) + Ba(s) = Ba(NO3)2(aq) + Cr(s) =>
2 Cr(NO3)3(aq) + 3 Ba(s) = 3 Ba(NO3)2(aq) + 2 Cr(s)
HNO3 + NH4HO = NH4NO3 + H2O =>
HNO3 + NH4HO = NH4NO3 + H2O
aluminum + Cu(NO3)2 = Al(NO3)3 + copper =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
MgCuCl2 = MgCl2Cu =>
MgCuCl2 = MgCl2Cu
No + Cl = NoCl =>
No + Cl = NoCl
CaCl2 + Na3Po4 = Ca3(Po4)2 + NaCl =>
3 CaCl2 + 2 Na3Po4 = Ca3(Po4)2 + 6 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/28/24
Équations équilibrées sur12/28/23
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