| Équations équilibrées la veille |
Ba(OH)2(aq) + 2 HNO3(aw) = Ba(NO3)2(aq) + 2 H2O(l)
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
Cl{-} + H{+} + SO4{2-} = Cl2 + SO2 + H2O =>
2 Cl{-} + 4 H{+} + SO4{2-} = Cl2 + SO2 + 2 H2O
HNO3 + H{+} + e = NO2 + H2O =>
HNO3 + H{+} + e = NO2 + H2O
CoCl2*6H2O + HCl + C2H8N2 + O2 = [Co(C2H8N2)3]Cl3 + H2O =>
4 CoCl2*6H2O + 4 HCl + 12 C2H8N2 + O2 = 4[Co(C2H8N2)3]Cl3 + 26 H2O
H2S + Cr2O72{-} + H3O{+} = Cr3{+} + S + H2O =>
427 H2S + 6 Cr2O72{-} + 10 H3O{+} = 4 Cr3{+} + 427 S + 442 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Mg + HNO3 = Mg(NO3) + N2 + H2O =>
10 Mg + 12 HNO3 = 10 Mg(NO3) + N2 + 6 H2O
C6H4(OH)2(ac) + H2O2(ac) = C6H4O2(ac) + H2O(l) =>
C6H4(OH)2(ac) + H2O2(ac) = C6H4O2(ac) + 2 H2O(l)
CH3COONH4 + H2SO4 = (NH4)2SO4 + CH3COOH =>
2 CH3COONH4 + H2SO4 = (NH4)2SO4 + 2 CH3COOH
CsOH + Ba(OH)2 + HNO3 = CsBa(NO3)3 + H2O =>
CsOH + Ba(OH)2 + 3 HNO3 = CsBa(NO3)3 + 3 H2O
C9H15OH + O2 = CO2 + H2O =>
2 C9H15OH + 25 O2 = 18 CO2 + 16 H2O
Sr(C2H3O2)2 + Na2CO3 = SrCO3 + Na(C2H3O2) =>
Sr(C2H3O2)2 + Na2CO3 = SrCO3 + 2 Na(C2H3O2)
KOH + H3PO4 = H2O + K3PO4 =>
3 KOH + H3PO4 = 3 H2O + K3PO4
C8H18O + C7H6O3 = C15H22O3 + H2O =>
C8H18O + C7H6O3 = C15H22O3 + H2O
C40H2 + O2 = CO2 + H2O =>
2 C40H2 + 81 O2 = 80 CO2 + 2 H2O
Ca(ClO2) + Cl2 = Ca(ClO3)2 + CaCl2 =>
6 Ca(ClO2) + 3 Cl2 = 2 Ca(ClO3)2 + 4 CaCl2
Cl2 + Ba(OH)2 = BaCl2 + Ba(ClO)2 + H2O =>
2 Cl2 + 2 Ba(OH)2 = BaCl2 + Ba(ClO)2 + 2 H2O
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
Pb2O4 + HCl = PbCl2 + H2O + Cl =>
Pb2O4 + 8 HCl = 2 PbCl2 + 4 H2O + 4 Cl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Hg + H2SO4 = SO2 + HgO + H2O =>
Hg + H2SO4 = SO2 + HgO + H2O
Cl + MgI2 = I + MgCl2 =>
2 Cl + MgI2 = 2 I + MgCl2
Na2SO3 + K = K2SO3 + Na =>
Na2SO3 + 2 K = K2SO3 + 2 Na
Ca + (HCO3)2 = Ca(HCO3)2 =>
Ca + (HCO3)2 = Ca(HCO3)2
Mn(NO3)2 + H2O2 + NaOH = MnO2 + Na(NO3) + H2O =>
Mn(NO3)2 + H2O2 + 2 NaOH = MnO2 + 2 Na(NO3) + 2 H2O
Mg2CO3 + HCl = H2O + CO2 + MgCl =>
Mg2CO3 + 2 HCl = H2O + CO2 + 2 MgCl
CO2 + Na2S + H2O = NaHCO3 + H2S =>
2 CO2 + Na2S + 2 H2O = 2 NaHCO3 + H2S
Na2B2(O2)2(OH)46H2O = NaBO2 + H2O2 + H2O =>
Na2B2(O2)2(OH)46H2O = 2 NaBO2 + 23 H2O2 + H2O
C8H19N + CH3COOH = O2 + C10H23N =>
C8H19N + CH3COOH = O2 + C10H23N
Sr(OH)2 + HOBr = H2O + Sr(OBr)2 =>
Sr(OH)2 + 2 HOBr = 2 H2O + Sr(OBr)2
H2O + Al = AlOH + H2 =>
2 H2O + 2 Al = 2 AlOH + H2
NaBr + C4H9OH + H2SO4 = C4H9Br + H2O + NaHSO4 =>
NaBr + C4H9OH + H2SO4 = C4H9Br + H2O + NaHSO4
AgNO3 + Na2S2O5 = Ag2SO3 + NaNO3 + SO2 =>
2 AgNO3 + Na2S2O5 = Ag2SO3 + 2 NaNO3 + SO2
C6H8O7*H2O + CaCO3 = (Ca)3(C6H5O7)2 + CO2 + H2O =>
2 C6H8O7*H2O + 3 CaCO3 = (Ca)3(C6H5O7)2 + 3 CO2 + 5 H2O
SrBr2 + Cs3PO4 = CsBr + Sr3(PO4)2 =>
3 SrBr2 + 2 Cs3PO4 = 6 CsBr + Sr3(PO4)2
K2Cr2O7 + Cu2O = CuO + Cr2O3 + K2CrO4 =>
2 K2Cr2O7 + 3 Cu2O = 6 CuO + Cr2O3 + 2 K2CrO4
CH3CH2COCH3 + HCN = CH3CH2COH(CN)CH3 =>
CH3CH2COCH3 + HCN = CH3CH2COH(CN)CH3
KI + V2(CO3)3 = VI3 + K2CO3 =>
6 KI + V2(CO3)3 = 2 VI3 + 3 K2CO3
AeBr3 + Ce2 = AeCe3 + Br3 =>
2 AeBr3 + 3 Ce2 = 2 AeCe3 + 2 Br3
AlCl3 + H2O = HCl + AlO3H3 =>
AlCl3 + 3 H2O = 3 HCl + AlO3H3
Cs2PtCl6 = CsCl + PtCl4 =>
Cs2PtCl6 = 2 CsCl + PtCl4
Na2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + NaNO3 + Na2SO4 + H2 =>
Na2Cr2O7 + 7 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + 7 NaNO3 + Na2SO4 + 4 H2
KNO3 + MgCl2 = Mg(NO3)2 + KCl =>
2 KNO3 + MgCl2 = Mg(NO3)2 + 2 KCl
NaNO2 + KMnO4 + H2SO44 = MnSO4 + NaNO3 + K2SO4 + H2O =>
125 NaNO2 + 2 KMnO4 + 3 H2SO44 = 2 MnSO4 + 125 NaNO3 + K2SO4 + 3 H2O
AgCl + F2 = AgF2 + Cl2 =>
2 AgCl + 2 F2 = 2 AgF2 + Cl2
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
Li2O + SO3 = Li2S + O2 =>
Li2O + SO3 = Li2S + 2 O2
Al(s) + Ni(NO3)2(aq) = Al(NO3)3(aq) + Ni(s) =>
2 Al(s) + 3 Ni(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Ni(s)
Na2Co3 + FeCrO4 + O2 = Fe2O3 + Na2CrO4 + Co2 =>
4 Na2Co3 + 4 FeCrO4 + 3 O2 = 2 Fe2O3 + 4 Na2CrO4 + 6 Co2
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