| Équations équilibrées la veille |
NaSiO3 + HNO3 = HSiO3 + NaNO3
Cu + Ag{+} = Ag + Cu{2} =>
Cu + 2 Ag{+} = 2 Ag + Cu{2}
C5H12O + Cr2O7{2-} + H{+} = C5H11O + Cr{3+} + H2O =>
6 C5H12O + Cr2O7{2-} + 8 H{+} = 6 C5H11O + 2 Cr{3+} + 7 H2O
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
H2O2 + Br2 = BrO3 + H2O =>
6 H2O2 + Br2 = 2 BrO3 + 6 H2O
ClO2 + NaOH({-}1) = H2O + NaClO2({-}1) + NaClO3({-}1) =>
2 ClO2 + 2 NaOH({-}1) = H2O + NaClO2({-}1) + NaClO3({-}1)
C12H22O11 + H2SO4 = CO2 + SO2 + water =>
C12H22O11 + 24 H2SO4 = 12 CO2 + 24 SO2 + 35 H2O
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
C54H71O6 + O2 = CO2 + H2O =>
4 C54H71O6 + 275 O2 = 216 CO2 + 142 H2O
K3PO4 + HCI = KCI + H3PO4 =>
K3PO4 + 3 HCI = 3 KCI + H3PO4
FeCuS = FeSCu =>
FeCuS = FeSCu
K2Cr2O7{2-} + Ag{+} = K2Cr2O7 + Ag(s) =>
K2Cr2O7{2-} + 2 Ag{+} = K2Cr2O7 + 2 Ag(s)
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
MnO(OH)2 + KI + HCl = MnCl2 + I2 + H2O + KCl =>
MnO(OH)2 + 2 KI + 4 HCl = MnCl2 + I2 + 3 H2O + 2 KCl
PbO + H = HO + Pb =>
PbO + H = HO + Pb
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Cr(OH)3(s) + HCIO4(aq) = Cr(CIO4)3(aq) + H2O(i) =>
Cr(OH)3(s) + 3 HCIO4(aq) = Cr(CIO4)3(aq) + 3 H2O(i)
CuSO4 + HgNO3 = CuNO3 + HgSO4 =>
CuSO4 + HgNO3 = CuNO3 + HgSO4
SO3 + NaCl = NaSO3 + Cl =>
SO3 + NaCl = NaSO3 + Cl
Sr + H2O = SrO + H2 =>
Sr + H2O = SrO + H2
C2H5COH + K2Cr2O7 + H2SO4 = C2H5COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5COH + K2Cr2O7 + 4 H2SO4 = 3 C2H5COOH + Cr2(SO4)3 + K2SO4 + 4 H2O
HNO2CH3COONa = NaNO2CH3COOH =>
HNO2CH3COONa = NaNO2CH3COOH
KBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
MnS + As2Cr10O35 + H2SO4 = HMnO4 + AsH3 + CrS3O12 + H2O =>
16 MnS + 13 As2Cr10O35 + 374 H2SO4 = 16 HMnO4 + 26 AsH3 + 130 CrS3O12 + 327 H2O
NiS + LiOH = Ni(OH)2 + Li2S =>
NiS + 2 LiOH = Ni(OH)2 + Li2S
Ca(OH) + HCo3 = CaCo3 + H2O =>
Ca(OH) + HCo3 = CaCo3 + H2O
Na3PO4 + H2O = H3PO4 + Na2O =>
2 Na3PO4 + 3 H2O = 2 H3PO4 + 3 Na2O
HClO + AgNO3 = AgClO + HNO3 =>
HClO + AgNO3 = AgClO + HNO3
CuCl2 + Na2CO3 + H2O = (CuOH)2CO3 + NaHCO3 + NaCl =>
2 CuCl2 + 3 Na2CO3 + 2 H2O = (CuOH)2CO3 + 2 NaHCO3 + 4 NaCl
HClO + AgNO3 = AgClO + HNO3 =>
HClO + AgNO3 = AgClO + HNO3
KMnO4 + Sr(NO3)2 = KNO3 + Sr(MnO4)2 =>
2 KMnO4 + Sr(NO3)2 = 2 KNO3 + Sr(MnO4)2
Pb + H2SO4 = Pb2(SO4)3 + H2 =>
2 Pb + 3 H2SO4 = Pb2(SO4)3 + 3 H2
Cu(NO3)2 = CuO + (NO) + O2 =>
2 Cu(NO3)2 = 2 CuO + 4(NO) + 3 O2
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
ZnSO4 + MnSO4 + NaOH + O2 = ZnMn2O4 + Na2SO4 + H2O =>
2 ZnSO4 + 4 MnSO4 + 12 NaOH + O2 = 2 ZnMn2O4 + 6 Na2SO4 + 6 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
Fe{3+} + S + H2O = HSO4{-} + Fe{2+} + H{+} =>
6 Fe{3+} + S + 4 H2O = HSO4{-} + 6 Fe{2+} + 7 H{+}
KCl + H2O = KHCl{+} + OH{-} =>
KCl + H2O = KHCl{+} + OH{-}
HCe + Na2O = NaCe + H2O =>
2 HCe + Na2O = 2 NaCe + H2O
MgCl2 + O = Mg(ClO3)2 =>
MgCl2 + 6 O = Mg(ClO3)2
OH{-} + S{2-} + Br2 = SO4{2-} + H2O + Br{-} =>
8 OH{-} + S{2-} + 4 Br2 = SO4{2-} + 4 H2O + 8 Br{-}
K2SO2(aq) + H2SO4(aq) = K2SO4 + SO2 + H2 =>
K2SO2(aq) + H2SO4(aq) = K2SO4 + SO2 + H2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
NaHCO3 + KHC4H6O6 = NaKC4H6O6 + H2O + CO2 =>
NaHCO3 + KHC4H6O6 = NaKC4H6O6 + H2O + CO2
KI + (NH4)2(CO3) = K2(CO3) + (NH4)I =>
2 KI + (NH4)2(CO3) = K2(CO3) + 2(NH4)I
NaBr + ZnSO4 = ZnBr2 + Na2SO4 =>
2 NaBr + ZnSO4 = ZnBr2 + Na2SO4
C2H4 + KMnO4 + H2SO4 = H2O + CO2 + MnSO4 + K2SO4 =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 28 H2O + 10 CO2 + 12 MnSO4 + 6 K2SO4
HCCH + KMnO4 + H2O = HOOCCOOH + MnO2 + KOH =>
3 HCCH + 8 KMnO4 + 4 H2O = 3 HOOCCOOH + 8 MnO2 + 8 KOH
K(OH) + Mg(NO3)2 = K(NO3) + Mg(OH)2 =>
2 K(OH) + Mg(NO3)2 = 2 K(NO3) + Mg(OH)2
Fe(OH)3 = Fe3O4 + H2O + O2 =>
12 Fe(OH)3 = 4 Fe3O4 + 18 H2O + O2
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Équations équilibrées sur01/07/25
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