| Équations équilibrées la veille | Équations équilibrées le lendemain |
Rb2S + 2 HCl = 2 RbCl + H2S
K2[Zn(OH)4] + H2S = ZnS + H2O + KHS =>
K2[Zn(OH)4] + 3 H2S = ZnS + 4 H2O + 2 KHS
Ca(NO3)2*4H2O + Na3PO4*12H2O = NaNO3 + Ca3(PO4)2 + H2O =>
3 Ca(NO3)2*4H2O + 2 Na3PO4*12H2O = 6 NaNO3 + Ca3(PO4)2 + 36 H2O
NH4OH + CrO3 = (NH4)2Cr2O7 + H2O =>
2 NH4OH + 2 CrO3 = (NH4)2Cr2O7 + H2O
CrCl3 + NaHCO3 = Cr(OH)3 + CO2 + NaCl =>
CrCl3 + 3 NaHCO3 = Cr(OH)3 + 3 CO2 + 3 NaCl
FeO + HNO3 = Fe(NO3)3 + NO + H2O =>
3 FeO + 10 HNO3 = 3 Fe(NO3)3 + NO + 5 H2O
SbBr3 + H2S = Sb2S3 + HBr =>
2 SbBr3 + 3 H2S = Sb2S3 + 6 HBr
MnCl2 + KClO3 + NaOH = Na2MnO4 + NaCl + KCl + H2O =>
3 MnCl2 + 2 KClO3 + 12 NaOH = 3 Na2MnO4 + 6 NaCl + 2 KCl + 6 H2O
Fe + KI + HCl = FeI3 + KCl + H2 =>
2 Fe + 6 KI + 6 HCl = 2 FeI3 + 6 KCl + 3 H2
NiCl2 + Na2SO4 = Na2Cl2 + NiSO4 =>
NiCl2 + Na2SO4 = Na2Cl2 + NiSO4
Ag2O(s) + Al(s) = Ag(s) + Al2O3(s) =>
3 Ag2O(s) + 2 Al(s) = 6 Ag(s) + Al2O3(s)
CuSO4 + Al + NaCl = AlCl3 + Cu + Na2SO4 =>
3 CuSO4 + 2 Al + 6 NaCl = 2 AlCl3 + 3 Cu + 3 Na2SO4
OsO4 + KNH2 = KOsO3N + H2O =>
OsO4 + KNH2 = KOsO3N + H2O
Li2SO4 + CaCl2 = Li2Cl2 + Ca(SO4) =>
Li2SO4 + CaCl2 = Li2Cl2 + Ca(SO4)
Na2 + O + HCl = NaCl + H2O =>
Na2 + O + 2 HCl = 2 NaCl + H2O
S85 + O2 = SO3 =>
2 S85 + 255 O2 = 170 SO3
H2Po4 + OH = HPo4 + H2O =>
H2Po4 + OH = HPo4 + H2O
NH4 + H2SO4 = (NH4)2SO4 + H =>
2 NH4 + H2SO4 = (NH4)2SO4 + 2 H
K4Fe(CN)6 + BaCl2 = KCl + Ba4(Fe(CN)6)2 =>
2 K4Fe(CN)6 + 4 BaCl2 = 8 KCl + Ba4(Fe(CN)6)2
KMnO4 + Mn(NO3)2 = MnO2 + KNO3 + O2 =>
2 KMnO4 + Mn(NO3)2 = 3 MnO2 + 2 KNO3 + O2
K + Cl2 = KCl2 =>
K + Cl2 = KCl2
BaCl2(aq) + NaOH(aq) = NaCl + Ba(OH)2(aq) =>
BaCl2(aq) + 2 NaOH(aq) = 2 NaCl + Ba(OH)2(aq)
HI + Cl2 = HCl + I2 =>
2 HI + Cl2 = 2 HCl + I2
Al + CaCl2 = Ca + AlCl2 =>
Al + CaCl2 = Ca + AlCl2
NH4Cl + Na3N = N2 + NaCl + H2 =>
3 NH4Cl + Na3N = 2 N2 + 3 NaCl + 6 H2
CS2 + H2SO4 + Cu = CH4 + Cu2S + O2 =>
CS2 + 2 H2SO4 + 8 Cu = CH4 + 4 Cu2S + 4 O2
Zn(s) + I2(s) = Zn2I5(s) =>
4 Zn(s) + 5 I2(s) = 2 Zn2I5(s)
KMnO4 + NO + H2SO4 = KNO3 + MnSO4 + H2O + HNO3 =>
3 KMnO4 + 5 NO + 3 H2SO4 = 3 KNO3 + 3 MnSO4 + 2 H2O + 2 HNO3
HC2H3O2 + LiHSO3 = H2O + CO2 + LiCH3SO2(aq) =>
HC2H3O2 + LiHSO3 = H2O + CO2 + LiCH3SO2(aq)
Na3CrO3 + NaOH + PbO2 = NaCrO4 + Na2PbO2 + H2O =>
Na3CrO3 + 2 NaOH + 2 PbO2 = NaCrO4 + 2 Na2PbO2 + H2O
PbS + KOH = Pb(OH)2 + K2S =>
PbS + 2 KOH = Pb(OH)2 + K2S
FeSO4 + H2O = O2 + H2S + FeO3 =>
FeSO4 + H2O = O2 + H2S + FeO3
CH3OH + CO = CH3CHO + H2O =>
3 CH3OH + CO = 2 CH3CHO + 2 H2O
C3H8O + C5H10O2 = C8H14 + H2O =>
11 C3H8O + 3 C5H10O2 = 6 C8H14 + 17 H2O
KClO3 + H2O = KO + H2ClO3 =>
KClO3 + H2O = KO + H2ClO3
Na2CO3 + CuCl2 = NaCl(s) + Cu(CO3)(aq) =>
Na2CO3 + CuCl2 = 2 NaCl(s) + Cu(CO3)(aq)
Pb(CH3COO)2 + HCl = PbCl2(s) + CH3COOH =>
Pb(CH3COO)2 + 2 HCl = PbCl2(s) + 2 CH3COOH
H2 + Ca3(PO4)2 = H3PO4 + Ca =>
3 H2 + Ca3(PO4)2 = 2 H3PO4 + 3 Ca
MnO4{-} + C2H4 + H{+} = Mn{2+} + H2O + CO2 =>
12 MnO4{-} + 5 C2H4 + 36 H{+} = 12 Mn{2+} + 28 H2O + 10 CO2
K2CrO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
4 K2CrO4 + 10 H2SO4 = 4 K2SO4 + 2 Cr2(SO4)3 + 10 H2O + 3 O2
HCOOH + OHCH2CH2CH3 = HCOOCH2CH2CH3 + H2O =>
HCOOH + OHCH2CH2CH3 = HCOOCH2CH2CH3 + H2O
NH3 + Cl3 = N2 + NH4Cl =>
8 NH3 + 2 Cl3 = N2 + 6 NH4Cl
CrCl3 + NaHCO3 = Cr(OH)3 + CO2 + NaCl =>
CrCl3 + 3 NaHCO3 = Cr(OH)3 + 3 CO2 + 3 NaCl
CuO + Ai = Ai2O3 + Cu =>
3 CuO + 2 Ai = Ai2O3 + 3 Cu
MgOH2 + HNO3 = MgNO3 + HOH2 =>
MgOH2 + HNO3 = MgNO3 + HOH2
FeSO4 + NH4OH = Fe(OH)2 + SO4(NH4)2 =>
FeSO4 + 2 NH4OH = Fe(OH)2 + SO4(NH4)2
C2H3Cl + NH3 = C2H5N + HCl =>
C2H3Cl + NH3 = C2H5N + HCl
C4H9NH2 + H2O = CO2 + H2 + N2 =>
2 C4H9NH2 + 16 H2O = 8 CO2 + 27 H2 + N2
K2CO3 + H2O = K + OH + HCO3 =>
K2CO3 + H2O = 2 K + OH + HCO3
I + O2 = I2O8 =>
2 I + 4 O2 = I2O8
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/23
Équations équilibrées sur01/15/23
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