| Équations équilibrées la veille |
2 Ce{2+} + Co{2+} = 2 Ce{3+} + Co
(CH3COO)2Ca + (COONH4)2 = (COO)2Ca + CH3COONH4 =>
(CH3COO)2Ca + (COONH4)2 = (COO)2Ca + 2 CH3COONH4
C3H7NO2(aq) + O2(g) = CO2(g) + H2O(l) + CH4N2O =>
2 C3H7NO2(aq) + 6 O2(g) = 5 CO2(g) + 5 H2O(l) + CH4N2O
NaBiO3 + H2SO4 + MnSO4 = Bi2(SO4)3 + HMnO4 + Na2SO4 + H2O =>
10 NaBiO3 + 16 H2SO4 + 4 MnSO4 = 5 Bi2(SO4)3 + 4 HMnO4 + 5 Na2SO4 + 14 H2O
CuO + Fe2O3 = Cu(FeO2)2 =>
CuO + Fe2O3 = Cu(FeO2)2
H2O + Sn + NO3{-} = H2SnO3 + NO + OH{-} =>
5 H2O + 3 Sn + 4 NO3{-} = 3 H2SnO3 + 4 NO + 4 OH{-}
NaBiO3 + H2SO4 + MnSO4 = Bi2(SO4)3 + HMnO4 + Na2SO4 + H2O =>
10 NaBiO3 + 16 H2SO4 + 4 MnSO4 = 5 Bi2(SO4)3 + 4 HMnO4 + 5 Na2SO4 + 14 H2O
Ca + NdO5 = CaO + Nd =>
5 Ca + NdO5 = 5 CaO + Nd
KMnO4 + KBr + H2SO4 = KMnSO4 + Br2 + K2SO4 + H2O =>
KMnO4 + 6 KBr + 4 H2SO4 = KMnSO4 + 3 Br2 + 3 K2SO4 + 4 H2O
H4P2O7 + NaOH = Na3PO4 + H2O =>
H4P2O7 + 6 NaOH = 2 Na3PO4 + 5 H2O
FeS*CuS + H2SO4 = CuSO4 + Fe2(SO4)3 + SO2 + H2O =>
2 FeS*CuS + 18 H2SO4 = 2 CuSO4 + Fe2(SO4)3 + 17 SO2 + 18 H2O
Ca + Cr(C2H3O2)3 = CaC2H3O2 + Cr =>
3 Ca + Cr(C2H3O2)3 = 3 CaC2H3O2 + Cr
Cu + H(SO4) = Cu(SO4) + H2O + SO2 =>
3 Cu + 4 H(SO4) = 3 Cu(SO4) + 2 H2O + SO2
Li9O18Ni5Co2Mn2 = Li2O + LiMnO2 + NiO + O2 + LiCoO2 =>
4 Li9O18Ni5Co2Mn2 = 10 Li2O + 8 LiMnO2 + 20 NiO + 5 O2 + 8 LiCoO2
C5H5NHCl + H2O = HCl + C5H5NH + OH =>
C5H5NHCl + H2O = HCl + C5H5NH + OH
CuSO4(aq) + KCl(aq) = CuCl2 + K2SO4 =>
CuSO4(aq) + 2 KCl(aq) = CuCl2 + K2SO4
Pb(NO3)2 + NaBr(aq) = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr(aq) = PbBr2 + 2 NaNO3
K2SO3 + HCl = SO2 + KCl + H2O =>
K2SO3 + 2 HCl = SO2 + 2 KCl + H2O
Na2S2O3 + Br2 + NaOH = Na2SO4 + NaBr + H2O =>
Na2S2O3 + 4 Br2 + 10 NaOH = 2 Na2SO4 + 8 NaBr + 5 H2O
NaOH + Na2SO3 = NaH + Na2SO4 =>
NaOH + Na2SO3 = NaH + Na2SO4
H2 + O2 = (HO)2 =>
H2 + O2 = (HO)2
(CrO4){2-} + I{-} + H{+} = (Cr){3+} + I2 + H2O =>
2(CrO4){2-} + 6 I{-} + 16 H{+} = 2(Cr){3+} + 3 I2 + 8 H2O
KBr + CCl4 = KCl + Cl2 + CBr =>
2 KBr + 2 CCl4 = 2 KCl + 3 Cl2 + 2 CBr
AgNO3 + SiO3 = Ag2SiO3 + NO3 =>
2 AgNO3 + SiO3 = Ag2SiO3 + 2 NO3
MgS + HCl = HS + MgCl =>
MgS + HCl = HS + MgCl
Cu + H2Y = CuH2Y =>
Cu + H2Y = CuH2Y
MnO + Fe + Fe2O3 + TeO3 = Mn2FeTeO6 =>
6 MnO + Fe + Fe2O3 + 3 TeO3 = 3 Mn2FeTeO6
C6H4BrNO2 + NaOH = C6H4NaNO3 + HBr =>
C6H4BrNO2 + NaOH = C6H4NaNO3 + HBr
As2S5 + H2O = SO4 + As2O3 + H =>
As2S5 + 23 H2O = 5 SO4 + As2O3 + 46 H
MnO2 + MgAl = MgO + Al2O3 + Mn =>
5 MnO2 + 4 MgAl = 4 MgO + 2 Al2O3 + 5 Mn
MnO4{-} + U{4+} + H2O = Mn{2+} + UO2{2+} + H{+} =>
2 MnO4{-} + 5 U{4+} + 2 H2O = 2 Mn{2+} + 5 UO2{2+} + 4 H{+}
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
N + NaCl = NCl2 + Na =>
N + 2 NaCl = NCl2 + 2 Na
C2H2 + O2 = CO2 + H2HO =>
3 C2H2 + 7 O2 = 6 CO2 + 2 H2HO
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+} =>
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+}
H3PO4 + CaCO3 + H2O = CaHPO4*2H2O + CO2 =>
H3PO4 + CaCO3 + H2O = CaHPO4*2H2O + CO2
C2H2 + NO = CO2 + H2O + N2 =>
2 C2H2 + 10 NO = 4 CO2 + 2 H2O + 5 N2
C4H6O2 + NaH = C4H5ONa + H2O =>
C4H6O2 + NaH = C4H5ONa + H2O
Ni + N2 + O2 = Ni(NO3)2 =>
Ni + N2 + 3 O2 = Ni(NO3)2
C4H9Cl + KOH = C4H10O + KCl =>
C4H9Cl + KOH = C4H10O + KCl
BaCl2 + CaSO4 = CaCl2 + BaSO4 =>
BaCl2 + CaSO4 = CaCl2 + BaSO4
KClO4 + H2O = HClO4 + K2O =>
2 KClO4 + H2O = 2 HClO4 + K2O
HNO3 + BaS2O3 = S + SO2 + H2O + Ba(NO3)2 =>
2 HNO3 + BaS2O3 = S + SO2 + H2O + Ba(NO3)2
KFeO2 = Fe2O3 + K2O =>
2 KFeO2 = Fe2O3 + K2O
Cu + Sn(NO3)2 = Cu(NO3) + Sn2 =>
4 Cu + 2 Sn(NO3)2 = 4 Cu(NO3) + Sn2
CoSO4 + KOH = K2SO4 + (CoOH)2SO4 =>
2 CoSO4 + 2 KOH = K2SO4 + (CoOH)2SO4
N2O5 + Na2CO3 = CO2 + NaNO3 =>
N2O5 + Na2CO3 = CO2 + 2 NaNO3
NH2CH2COOH + Ba(OH)2 = (NH2CH2COO)2Ba + H2O =>
2 NH2CH2COOH + Ba(OH)2 = (NH2CH2COO)2Ba + 2 H2O
AlK(SO4)2 + BaCl2 = BaSO4 + Al + K + Cl =>
AlK(SO4)2 + 2 BaCl2 = 2 BaSO4 + Al + K + 4 Cl
KI(aq) + PbSO4(aq) = PbI2(s) + K2SO4(s) =>
2 KI(aq) + PbSO4(aq) = PbI2(s) + K2SO4(s)
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Équations équilibrées sur01/30/25
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