| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH2CHCHCH2 + K2Cr2O7 + 4 H2SO4 = 2 CH3COOH + Cr2(SO4)3 + K2SO4 + 3 H2O
N2(g) + O2(g) = N2O5(g) =>
2 N2(g) + 5 O2(g) = 2 N2O5(g)
SnCl2 + HgCl = Hg + SnCl4 =>
SnCl2 + 2 HgCl = 2 Hg + SnCl4
Mn04 + H2O2 = MnO2 + H2O =>
Mn04 + 8 H2O2 = 4 MnO2 + 8 H2O
NH3 + CH2O = C6H12N4 + H2O =>
4 NH3 + 6 CH2O = C6H12N4 + 6 H2O
Cd(NO3)2 + NaI = CdI + Na(NO3)2 =>
Cd(NO3)2 + NaI = CdI + Na(NO3)2
PH3 = P + H2 =>
2 PH3 = 2 P + 3 H2
Fe2O3 + KOH = Fe2(OH)3 + KO =>
Fe2O3 + 3 KOH = Fe2(OH)3 + 3 KO
K(OH)2 + HClO4 = K(ClO4)2 + H2O =>
K(OH)2 + 2 HClO4 = K(ClO4)2 + 2 H2O
SO2 + HNO3 + H2O = H2SO5 + NO =>
3 SO2 + 4 HNO3 + H2O = 3 H2SO5 + 4 NO
P8 + H2 = PH3 =>
P8 + 12 H2 = 8 PH3
H2 + N2O3 = H2O + N2 =>
3 H2 + N2O3 = 3 H2O + N2
KCO{3} + CaCl = KCl + CaCO{3} =>
KCO{3} + CaCl = KCl + CaCO{3}
KNaC4H4O6(s) + CuSO4(aq) = Cu(C4H4O6)2(aq) + K(aq) + Na(aq) + SO4(aq) =>
2 KNaC4H4O6(s) + CuSO4(aq) = Cu(C4H4O6)2(aq) + 2 K(aq) + 2 Na(aq) + SO4(aq)
Li3PO4 + AlBr3 = AlPO4 + LiBr =>
Li3PO4 + AlBr3 = AlPO4 + 3 LiBr
Ba(OH)2 + HOOCCOOH = Ba(OOCCOOH)2 + H2O =>
Ba(OH)2 + 2 HOOCCOOH = Ba(OOCCOOH)2 + 2 H2O
HI + FeCl3 = FeCl + I2 + HCl =>
2 HI + FeCl3 = FeCl + I2 + 2 HCl
KBrO3 + KBr = KBr2 + KO3 =>
KBrO3 + KBr = KBr2 + KO3
BaS + Ca(NO3)2 = Ba(NO3)2 + SCa =>
BaS + Ca(NO3)2 = Ba(NO3)2 + SCa
C3H6CH3Br + KOH = C3H5CH3 + KBr + H2O =>
C3H6CH3Br + KOH = C3H5CH3 + KBr + H2O
BrCl5 + H2O = HBrO3 + HCl =>
BrCl5 + 3 H2O = HBrO3 + 5 HCl
NaOH + HCH2COOH = NaCH3COO + H2O =>
NaOH + HCH2COOH = NaCH3COO + H2O
V + ZnBr2 = VBr3 + Zn =>
2 V + 3 ZnBr2 = 2 VBr3 + 3 Zn
C2H2O3 + C2H8N2 + C7H8O + NaOH + FeCl3 = C18H17N2O6NaFe + H2O + NaCl =>
89 C2H2O3 + 40 C2H8N2 + 66 C7H8O + 160 NaOH + 40 FeCl3 = 40 C18H17N2O6NaFe + 253 H2O + 120 NaCl
CH2O + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 CH2O + 4 NO3{-} + 4 H{+} = 5 CO2 + 2 N2 + 7 H2O
H2S + HNa2O = HS(Na2)2 + H2O + O2 =>
4 H2S + 8 HNa2O = 4 HS(Na2)2 + 6 H2O + O2
Cr3 + Cl2 = CrCl2 =>
Cr3 + 3 Cl2 = 3 CrCl2
C2H4OS + O2 = CO2 + H2O + SO2 =>
2 C2H4OS + 7 O2 = 4 CO2 + 4 H2O + 2 SO2
Al + Au{3+} = Au + Al{+} =>
3 Al + Au{3+} = Au + 3 Al{+}
C15H31COO + O2 = CO2 + H2O =>
4 C15H31COO + 91 O2 = 64 CO2 + 62 H2O
NH3 + PbCl2 = NCl3 + PbH2 =>
2 NH3 + 3 PbCl2 = 2 NCl3 + 3 PbH2
SH2 + SO2 = S8 + H2O =>
16 SH2 + 8 SO2 = 3 S8 + 16 H2O
FeSO4 + K2SO4 + O2 + H2O = KFe3(SO4)2(OH)6 + H2SO4 =>
12 FeSO4 + 2 K2SO4 + 3 O2 + 18 H2O = 4 KFe3(SO4)2(OH)6 + 6 H2SO4
PhCOOOCOPh + KI = PhCOOK + I2 =>
PhCOOOCOPh + 2 KI = 2 PhCOOK + I2
NH4OH + CO2 = (NH4)2CO3 + H2O =>
2 NH4OH + CO2 = (NH4)2CO3 + H2O
C2H7NO2 + Al2(SO4)3 = (NH4)2SO4 + C6H9AlO6 =>
6 C2H7NO2 + Al2(SO4)3 = 3(NH4)2SO4 + 2 C6H9AlO6
H2O + CrO4{-2} + S2O4{-2} = Cr(OH)3 + SO4{-2} + OH{-} =>
4 H2O + 2 CrO4{-2} + S2O4{-2} = 2 Cr(OH)3 + 2 SO4{-2} + 2 OH{-}
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
Cr2H8N2O7 = N2 + H2O + Cr2O3 =>
Cr2H8N2O7 = N2 + 4 H2O + Cr2O3
CoCl2 + NaH = CoH2 + NaCl =>
CoCl2 + 2 NaH = CoH2 + 2 NaCl
K2CO3 + H3BO3 + CaCO3 = KCaBO3 + H2O + CO2 =>
K2CO3 + 2 H3BO3 + 2 CaCO3 = 2 KCaBO3 + 3 H2O + 3 CO2
K + CuS = K2S + Cu2 =>
4 K + 2 CuS = 2 K2S + Cu2
P2H2 = PH3 + P2 =>
3 P2H2 = 2 PH3 + 2 P2
KI(aq) + CuSO4(aq) = CuI(s) + K2SO4 + KI3(aq) =>
5 KI(aq) + 2 CuSO4(aq) = 2 CuI(s) + 2 K2SO4 + KI3(aq)
Fe2(SO4)3 + KNO2 + NaOH = FeSO4 + Na2SO4 + KNO3 + H2O =>
Fe2(SO4)3 + KNO2 + 2 NaOH = 2 FeSO4 + Na2SO4 + KNO3 + H2O
BaCl2 + KPO4 = KCl2 + BaPO4 =>
BaCl2 + KPO4 = KCl2 + BaPO4
AgCl2 + MgBr2 = MgCl2 + AgBr2 =>
AgCl2 + MgBr2 = MgCl2 + AgBr2
NiBr2 + Al = Br + Ni(Al) =>
NiBr2 + Al = 2 Br + Ni(Al)
K[Ag(NO)2] + NH4OH = K[Ag(NH3)2] + NH4NO3 + H2O =>
4 K[Ag(NO)2] + 10 NH4OH = 4 K[Ag(NH3)2] + 5 NH4NO3 + 3 H2O
NaOH + H2Cr2O7 = Na2CrO4 + H2O =>
4 NaOH + H2Cr2O7 = 2 Na2CrO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/25/24
Équations équilibrées sur11/24/23
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