| Équations équilibrées la veille | Équations équilibrées le lendemain |
V + 2 H2O = V(OH)2 + H2
Fe2 + CO2 = FeCO2 =>
Fe2 + 2 CO2 = 2 FeCO2
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
4 K2Cr2O7 + 16 H2SO4 + 3 C4H9OH = 4 Cr2(SO4)3 + 4 K2SO4 + 6 CH3COOH + 19 H2O
C + HO = CO + H2 =>
2 C + 2 HO = 2 CO + H2
K2C4H4O6 + H2O = KOH + H2C4H4O6 =>
K2C4H4O6 + 2 H2O = 2 KOH + H2C4H4O6
Na2B4O7*10H2O = H3BO3 + NaBO2 + H2O =>
Na2B4O7*10H2O = 2 H3BO3 + 2 NaBO2 + 7 H2O
NH3(g) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
HIO = I2O + H2O =>
2 HIO = I2O + H2O
C7H5N3O6(s) = CO2(g) + N2(g) + H2O(g) + C(s) =>
4 C7H5N3O6(s) = 7 CO2(g) + 6 N2(g) + 10 H2O(g) + 21 C(s)
CuCl2 + O2 = CuO2 + Cl2 =>
CuCl2 + O2 = CuO2 + Cl2
Ca(NO3)2 + NH3 = CaNH3 + NO3 =>
Ca(NO3)2 + NH3 = CaNH3 + 2 NO3
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
KMnO4 + FeSO4(NH4)2(SO4)*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 FeSO4(NH4)2(SO4)*6H2O + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O
Br2(g) + C(s) + H2(g) = CH2Br2 =>
Br2(g) + C(s) + H2(g) = CH2Br2
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + N2O(g) + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + N2O(g) + 5 H2O(l)
NH4OH + P2O3 = NH4PO2 + H2O =>
2 NH4OH + P2O3 = 2 NH4PO2 + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
K2Cr2O7 + Fe(SO4) + H2SO4 = KHSO4 + Cr2(SO4)3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 Fe(SO4) + 8 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
C6H14O6 + H2 = C3H8O3 =>
C6H14O6 + H2 = 2 C3H8O3
Ag + HClO4 = AgClO4 + H =>
Ag + HClO4 = AgClO4 + H
Zn(CH3COO)2 + NaOH = ZnO + CH3COONa + H2O =>
Zn(CH3COO)2 + 2 NaOH = ZnO + 2 CH3COONa + H2O
CoCl2 + NH4OH = Co(OH)2 + NH4Cl =>
CoCl2 + 2 NH4OH = Co(OH)2 + 2 NH4Cl
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
FeI3 = Fe + I =>
FeI3 = Fe + 3 I
KIO3 + KHSO3 = KHSO4 + K2SO4 + H2O + I2 =>
2 KIO3 + 5 KHSO3 = 3 KHSO4 + 2 K2SO4 + H2O + I2
Cu(OH)2CuCO3 = CuO + CO2 + H2O =>
Cu(OH)2CuCO3 = 2 CuO + CO2 + H2O
CoCl2*6H2O + HCl + C2H8N2 + H2O2 = [Co(C2H8N2)3]Cl3 + H2O =>
2 CoCl2*6H2O + 2 HCl + 6 C2H8N2 + H2O2 = 2[Co(C2H8N2)3]Cl3 + 14 H2O
K2Cr2O7 + FeO + HCl = Cr2O3 + FeCl3 + KCl + H2O =>
K2Cr2O7 + 6 FeO + 20 HCl = Cr2O3 + 6 FeCl3 + 2 KCl + 10 H2O
CaC2 + H2O(l) = C2H2(g) + Ca(OH)2 =>
CaC2 + 2 H2O(l) = C2H2(g) + Ca(OH)2
Cr2O7{-}2 + H2C2O4 + H{+} = Cr{+} + CO2 + H2O =>
2 Cr2O7{-}2 + 11 H2C2O4 + 6 H{+} = 4 Cr{+} + 22 CO2 + 14 H2O
Y2O3 + NH4HF2 = (NH4)3Y2F9 + NH3 + H2O =>
2 Y2O3 + 9 NH4HF2 = 2(NH4)3Y2F9 + 3 NH3 + 6 H2O
C2H2 + KMnO4 + H2O = H2C2O4 + MnO2 + KOH =>
3 C2H2 + 8 KMnO4 + 4 H2O = 3 H2C2O4 + 8 MnO2 + 8 KOH
OF2 + NaOH = O2 + NaF + H2 =>
2 OF2 + 4 NaOH = 3 O2 + 4 NaF + 2 H2
SO3 = S + O2 =>
2 SO3 = 2 S + 3 O2
C6H5COOH + H2O = H3O + C6H5COO =>
C6H5COOH + H2O = H3O + C6H5COO
C6H8O7 + H2O = C6H10O8 =>
C6H8O7 + H2O = C6H10O8
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
NaOH(s) + H3PO4(aq) = Na3PO4(aq) + H2O(l) =>
3 NaOH(s) + H3PO4(aq) = Na3PO4(aq) + 3 H2O(l)
PO4 + HCl = H3PO4 + Cl =>
PO4 + 3 HCl = H3PO4 + 3 Cl
NaCrO4(aq) + AgNO3(aq) = NaNO3(aq) + AgCrO4(s) =>
NaCrO4(aq) + AgNO3(aq) = NaNO3(aq) + AgCrO4(s)
NiSO4 + H2SO4 = Ni(HSO4)2 =>
NiSO4 + H2SO4 = Ni(HSO4)2
C12H22O11 + HCl = C12H19Cl3O8 + H2O =>
C12H22O11 + 3 HCl = C12H19Cl3O8 + 3 H2O
Ti + C = TiC =>
Ti + C = TiC
AgNO3 + (NH4)2Fe(SO4)2 = NH4NO3 + Fe(NO3)2 + Ag2SO4 =>
4 AgNO3 + (NH4)2Fe(SO4)2 = 2 NH4NO3 + Fe(NO3)2 + 2 Ag2SO4
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
Fe2O3 + Cl = Cl2O + Fe =>
Fe2O3 + 6 Cl = 3 Cl2O + 2 Fe
MnO2 + H2O = H2MnO3 =>
MnO2 + H2O = H2MnO3
PbO2 + H2SO3 = PbSO4 + H2O =>
PbO2 + H2SO3 = PbSO4 + H2O
CaSO4(H2O)2 = Ca + SO4 + H2O =>
CaSO4(H2O)2 = Ca + SO4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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