| Équations équilibrées la veille |
3 NO2 + H2O = 2 HNO3 + NO
NaNO2 + K2Cr2O7 + HCl = NaNO3 + KCl + CrCl3 + H2O =>
3 NaNO2 + K2Cr2O7 + 8 HCl = 3 NaNO3 + 2 KCl + 2 CrCl3 + 4 H2O
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
NiCO3 + O2 = NiO2 + CO3 =>
NiCO3 + O2 = NiO2 + CO3
Al(NO3)3 + NH3 = Al(NO3)3NH3 =>
Al(NO3)3 + NH3 = Al(NO3)3NH3
CuL2 = CuL + L2 =>
2 CuL2 = 2 CuL + L2
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O =>
N2O3 + Ca(OH)2 = Ca(NO2)2 + H2O
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
C6H14 + HNO3 = C4NO3 + CH14 =>
57 C6H14 + 70 HNO3 = 70 C4NO3 + 62 CH14
CO(g) + H2O(l) = H2 + CO2 =>
CO(g) + H2O(l) = H2 + CO2
MnO2 + Cl{-} + H{+} = Cl2 + Mn{2+} + H2O =>
MnO2 + 2 Cl{-} + 4 H{+} = Cl2 + Mn{2+} + 2 H2O
HCl + HNO3 = H3O + Cl + NO2 =>
2 HCl + HNO3 = H3O + 2 Cl + NO2
Cs2O + P2O5 = Cs3PO4 =>
3 Cs2O + P2O5 = 2 Cs3PO4
NiCl2 + Cu(SO4) = Ni(SO4) + CuCl2 =>
NiCl2 + Cu(SO4) = Ni(SO4) + CuCl2
XC2H8O + O2 = XC2H4O2 + H2O =>
2 XC2H8O + 3 O2 = 2 XC2H4O2 + 4 H2O
CaCl2(aq) + NaNO3(aq) = Ca(NO3)2 + Na(Cl) =>
CaCl2(aq) + 2 NaNO3(aq) = Ca(NO3)2 + 2 Na(Cl)
H2S + Na = H2 + Na2S =>
H2S + 2 Na = H2 + Na2S
Al(OH)3 + HCIO4 = Al(CIO4)3 + H2O =>
Al(OH)3 + 3 HCIO4 = Al(CIO4)3 + 3 H2O
Fe{2+} + H{+} + H2O2 = Fe{3+} + H2O =>
2 Fe{2+} + 2 H{+} + H2O2 = 2 Fe{3+} + 2 H2O
C2H4N4O4 + O2 = CO2 + H2O + N2 =>
C2H4N4O4 + O2 = 2 CO2 + 2 H2O + 2 N2
BaBr2 + H2CO3 = BaCO3 + HBr =>
BaBr2 + H2CO3 = BaCO3 + 2 HBr
MgHO = H2O + Mg2O =>
2 MgHO = H2O + Mg2O
Li2S(aq) + HNO3(aq) = LiNO3 + H2S(g) =>
Li2S(aq) + 2 HNO3(aq) = 2 LiNO3 + H2S(g)
C4H6(g) + O(g) = CO2(g) + H2O(g) =>
C4H6(g) + 11 O(g) = 4 CO2(g) + 3 H2O(g)
CuSO3 + H2S = CuS + H2SO3 =>
CuSO3 + H2S = CuS + H2SO3
KNO + K2CrO7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
9 KNO + 4 K2CrO7 + 20 HNO3 = 17 KNO3 + 4 Cr(NO3)3 + 10 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C19H3402 + O2 = CO2 + H2O =>
2 C19H3402 + 1739 O2 = 38 CO2 + 3402 H2O
CaS + SO2 + H2O = CaS2O3 + H2S =>
3 CaS + 4 SO2 + H2O = 3 CaS2O3 + H2S
Fr(s) + Cl2(g) = FrCl(s) =>
2 Fr(s) + Cl2(g) = 2 FrCl(s)
CI + NaBr = NaCI + Br2 =>
2 CI + 2 NaBr = 2 NaCI + Br2
NaI + Pb(ClO4)2 = NaClO4 + PbI2 =>
2 NaI + Pb(ClO4)2 = 2 NaClO4 + PbI2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na2SiO3 + H2SO4 = H2SiO3 + Na2SO4 =>
Na2SiO3 + H2SO4 = H2SiO3 + Na2SO4
CH3CH2CH2OH + CuO = CH3CH2COOH + H2O + Cu =>
CH3CH2CH2OH + 2 CuO = CH3CH2COOH + H2O + 2 Cu
KOH + HC1 = KC1 + H2O =>
KOH + HC1 = KC1 + H2O
K2CrO4 + Pb(CH3COO)2 + NaOH = PbCrO4PbO + CH3COOK + CH3COONa + H2O =>
K2CrO4 + 2 Pb(CH3COO)2 + 2 NaOH = PbCrO4PbO + 2 CH3COOK + 2 CH3COONa + H2O
Ni(NO3)3 + Fe(NO3)3 + C6H8O7 = NiFe2O4 + CO2 + N2 + H2O =>
18 Ni(NO3)3 + 36 Fe(NO3)3 + 46 C6H8O7 = 18 NiFe2O4 + 276 CO2 + 81 N2 + 184 H2O
MnBr2 + K2CO3 = MnCO3 + KBr =>
MnBr2 + K2CO3 = MnCO3 + 2 KBr
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaOH + FeSO4 = Na2SO4 + Fe(OH)2 =>
2 NaOH + FeSO4 = Na2SO4 + Fe(OH)2
PuO2{2+} + NaOH = PuO2{+} + NaOH{+} =>
PuO2{2+} + NaOH = PuO2{+} + NaOH{+}
Cr2S3 + Mn(NO3)2 + NaCO3 = Na2CrO4 + Na2MnO4 + NaSO4 + CO2 + NO =>
2 Cr2S3 + 13 Mn(NO3)2 + 40 NaCO3 = 4 Na2CrO4 + 13 Na2MnO4 + 6 NaSO4 + 40 CO2 + 26 NO
Na2B4O7 + H2O = Na2B4O7*10H2O =>
Na2B4O7 + 10 H2O = Na2B4O7*10H2O
Ca(OH)2 + MgSO4 = CaSO4Mg(OH)2 =>
Ca(OH)2 + MgSO4 = CaSO4Mg(OH)2
Na(OH) + CH3COOH = H2O + CH3COONa =>
Na(OH) + CH3COOH = H2O + CH3COONa
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
H3PO4 + K2HPO4 = KH2PO4 =>
H3PO4 + K2HPO4 = 2 KH2PO4
HCI + Al(OH)3 = H(OH)3 + AlCI =>
HCI + Al(OH)3 = H(OH)3 + AlCI
Co(NH3)6(OH)2 + HNO2 = (NH4)4Co(NO2)6 + NH4(OH) =>
Co(NH3)6(OH)2 + 6 HNO2 = (NH4)4Co(NO2)6 + 2 NH4(OH)
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Équations équilibrées sur10/15/24
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