| Équations équilibrées la veille |
4(CH3CH2)6CH3 + 85 O2 = 52 CO2 + 66 H2O
Br2Br6 + HNO3 = (NO3)3 + HBr =>
3 Br2Br6 + 24 HNO3 = 8(NO3)3 + 24 HBr
FeBr3 + Na2CO3 = Fe2(CO3)3 + NaBr =>
2 FeBr3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaBr
KOH + H2SeO4 = KSe + H2O + O2 =>
4 KOH + 4 H2SeO4 = 4 KSe + 6 H2O + 7 O2
NaHCO3 + SO2 = Na2SO4 + CO2 + H2 =>
2 NaHCO3 + SO2 = Na2SO4 + 2 CO2 + H2
KBr + Ca(OH)2 = Ca + Br2 + H2O + K2O =>
2 KBr + Ca(OH)2 = Ca + Br2 + H2O + K2O
Na3PO4 + (NH4)MoO4 + HNO3 = (NH4)3[PMo12O40] + H2O + NH4NO3 + NaNO3 =>
2 Na3PO4 + 24(NH4)MoO4 + 18 HNO3 = 2(NH4)3[PMo12O40] + 15 H2O + 15 NH4NO3 + 6 NaNO3
C2OC2H6 + O2 = CO2 + H2O =>
C2OC2H6 + 5 O2 = 4 CO2 + 3 H2O
N2CUO = CUN2O =>
N2CUO = CUN2O
C18H40 + O2 = CO2 + H2O =>
C18H40 + 28 O2 = 18 CO2 + 20 H2O
H2O2 + MnO3 = H2O3 + MnO2 =>
H2O2 + MnO3 = H2O3 + MnO2
Na2SO3 + MnO2 + HCl = MnCl2Na2SO4 + H2O =>
Na2SO3 + MnO2 + 2 HCl = MnCl2Na2SO4 + H2O
(NH4)2S + Br = BrNH4 + S =>
(NH4)2S + 2 Br = 2 BrNH4 + S
KCrO2 + Br2 + KOH = K2CrO4 + KBr + H2O =>
2 KCrO2 + 3 Br2 + 8 KOH = 2 K2CrO4 + 6 KBr + 4 H2O
CsNO2 + NH4Br + H2O = NH4NO3 + CsOH + HBr =>
4 CsNO2 + 2 NH4Br + 5 H2O = 3 NH4NO3 + 4 CsOH + 2 HBr
Co + Pt(NO3)2 = Pt + Co(NO3)2 =>
Co + Pt(NO3)2 = Pt + Co(NO3)2
CH3CH2OK + CH3CH2Br = CH3CH2OBr + CH3CH2K =>
CH3CH2OK + CH3CH2Br = CH3CH2OBr + CH3CH2K
Ca(HCO3)2 + Na2Co3 = CaCo3 + NaHCO3 =>
Ca(HCO3)2 + Na2Co3 = CaCo3 + 2 NaHCO3
PbO2 + Mn{-}2 + H{+} = Pb2{+} + MnO4 + H2O =>
18 PbO2 + 7 Mn{-}2 + 16 H{+} = 9 Pb2{+} + 7 MnO4 + 8 H2O
FeBr + HSO4 = FeSO4 + HBr =>
FeBr + HSO4 = FeSO4 + HBr
KClO3 + HI = KCl + HI3 + H2O =>
KClO3 + 9 HI = KCl + 3 HI3 + 3 H2O
CaCl2(g) + Na2CO3(g) = NaCl(aq) + CaCO3(s) =>
CaCl2(g) + Na2CO3(g) = 2 NaCl(aq) + CaCO3(s)
KOH + H2O = OH + K2H =>
2 KOH + H2O = 3 OH + K2H
N2O = N2 + O =>
N2O = N2 + O
Ca(HCO3)2 + Na2CO3 = CaCO3 + NaHCO3 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + 2 NaHCO3
Zn{+HCl} = Zn{+Cl2}{+H2} =>
Zn{+HCl} = Zn{+Cl2}{+H2}
H3PO4 + NaOH = H2O + NaPO4 + H =>
H3PO4 + NaOH = H2O + NaPO4 + 2 H
Na2Cr2O7(aq) + HCl(aq) = NaCl + CrCl3 + Cl2 + H2O =>
Na2Cr2O7(aq) + 14 HCl(aq) = 2 NaCl + 2 CrCl3 + 3 Cl2 + 7 H2O
KC4H5O6 + NaOH + H2O = KNaC4H4O6*4H2O =>
KC4H5O6 + NaOH + 3 H2O = KNaC4H4O6*4H2O
Pb(NO3)2 + K2(SO4)2 = Pb(SO4)2 + K2(NO3)2 =>
Pb(NO3)2 + K2(SO4)2 = Pb(SO4)2 + K2(NO3)2
Mn2SO4 + NaOH + H2O2 = H2MnO3 + Na2SO4 + H2O =>
Mn2SO4 + 2 NaOH + 3 H2O2 = 2 H2MnO3 + Na2SO4 + 2 H2O
ZnCl2 + Fe2(SO4)3 = ZnSO4 + FeCl3 =>
3 ZnCl2 + Fe2(SO4)3 = 3 ZnSO4 + 2 FeCl3
HNO3(l) + Ca(OH)2(s) = Ca(NO3)2(s) + H2O(l) =>
2 HNO3(l) + Ca(OH)2(s) = Ca(NO3)2(s) + 2 H2O(l)
HCl(ac) + AgOH = AgCl + H2O =>
HCl(ac) + AgOH = AgCl + H2O
Cu + Fe{3+} = Cu{2+} + Fe =>
3 Cu + 2 Fe{3+} = 3 Cu{2+} + 2 Fe
Cd + S = CdS =>
Cd + S = CdS
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C8H8O3 + H2O = C8H10O3 + OH =>
C8H8O3 + 2 H2O = C8H10O3 + 2 OH
Na2CO2 + BaCl2 = BaCO2 + NaCl =>
Na2CO2 + BaCl2 = BaCO2 + 2 NaCl
NaCl + CH3COOH = NaClO + CH3COH =>
NaCl + CH3COOH = NaClO + CH3COH
Cr(CH3COO) + FeSO4 = CrSO4 + Fe(CH3COO) =>
Cr(CH3COO) + FeSO4 = CrSO4 + Fe(CH3COO)
NaHCO3 + HCI = NaHCO3HCI =>
NaHCO3 + HCI = NaHCO3HCI
C5H12O2 + C2H4O2 = C7H14O2 + H2O =>
10 C5H12O2 + 3 C2H4O2 = 8 C7H14O2 + 10 H2O
Na2S2O3 + H2SO4 = S + Na2SO4 + H2O =>
3 Na2S2O3 + H2SO4 = 4 S + 3 Na2SO4 + H2O
Al2O3 + H2CO3 = AlOHCO3 + H2O =>
Al2O3 + 2 H2CO3 = 2 AlOHCO3 + H2O
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
Pb2{+} + (SO4)2{-} = PbSO4 =>
Pb2{+} + (SO4)2{-} = 2 PbSO4
Ge + NaOH = Na2GeO2 + H2 =>
Ge + 2 NaOH = Na2GeO2 + H2
HNO3 + BaCl2 = HCl + Ba(NO3)2 =>
2 HNO3 + BaCl2 = 2 HCl + Ba(NO3)2
Mg + Ca3(PO4)2 = Mg2(PO4)3 + Ca =>
4 Mg + 3 Ca3(PO4)2 = 2 Mg2(PO4)3 + 9 Ca
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Équations équilibrées sur01/09/25
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