| Équations équilibrées la veille |
C9H12O = C9H10 + H2O
Cu2O2(s) + C(s) = Cu(s) + CO2(g) =>
Cu2O2(s) + C(s) = 2 Cu(s) + CO2(g)
NaHSO4 = SO3 + H2O + Na2SO4 =>
2 NaHSO4 = SO3 + H2O + Na2SO4
C3H7O2N + O2 = H2O + CO2 + N2 =>
4 C3H7O2N + 15 O2 = 14 H2O + 12 CO2 + 2 N2
KOH + S + H2O2 = K2S2O3 + H2O =>
2 KOH + 2 S + 2 H2O2 = K2S2O3 + 3 H2O
C6H8O6 = C6H6O6 + H{+} + e =>
C6H8O6 = C6H6O6 + 2 H{+} + 2e
PtCl6{2-} + HCOO{-} + OH{-} = Pt + CO2 + Cl{-} + H2O =>
PtCl6{2-} + 2 HCOO{-} + 2 OH{-} = Pt + 2 CO2 + 6 Cl{-} + 2 H2O
KMnO4 + S = MnO + K2O + SO2 =>
4 KMnO4 + 5 S = 4 MnO + 2 K2O + 5 SO2
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
K2S(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbS(aq) =>
K2S(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbS(aq)
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
CH3COOH + CH3CH2CH2CH2OH = CH3COOCH2CH2CH2CH2CH3 + H2O =>
4 CH3COOH + 5 CH3CH2CH2CH2OH = 4 CH3COOCH2CH2CH2CH2CH3 + 5 H2O
Pb(NO3)2 + HCl = Pb(Cl) + H(NO3)2 =>
Pb(NO3)2 + HCl = Pb(Cl) + H(NO3)2
K2CrO4 + HCl = KCl + CrCl3 + H2O + Cl2 =>
2 K2CrO4 + 16 HCl = 4 KCl + 2 CrCl3 + 8 H2O + 3 Cl2
H2O(l) + K2SO4(aq) = K2O(aq) + H2SO4(aq) =>
H2O(l) + K2SO4(aq) = K2O(aq) + H2SO4(aq)
ZnCl3 + (NH4)2S = Zn2S3 + (NH4)Cl =>
2 ZnCl3 + 3(NH4)2S = Zn2S3 + 6(NH4)Cl
C3H7OH + C2H5COOH = C5H10O2 + H2O =>
2 C3H7OH + 3 C2H5COOH = 3 C5H10O2 + 2 H2O
NaOH + CuS = NaCu + H2 + SO =>
2 NaOH + 2 CuS = 2 NaCu + H2 + 2 SO
NaHSO4 = SO3 + H2O + Na2SO4 =>
2 NaHSO4 = SO3 + H2O + Na2SO4
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
(NH4)2S + FeSO4 = FeS + (NH4)2SO4 =>
(NH4)2S + FeSO4 = FeS + (NH4)2SO4
Hg2(NO3)2(aq) + HBr(aq) = Hg2Br2(s) + HNO3(aq) =>
Hg2(NO3)2(aq) + 2 HBr(aq) = Hg2Br2(s) + 2 HNO3(aq)
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
C6H18 + KMnO4 = KOH + H2O + MnO2 + C6H12O4 =>
3 C6H18 + 14 KMnO4 = 14 KOH + 2 H2O + 14 MnO2 + 3 C6H12O4
FeCl3 + NaHCO3 + CO = NaCl + Na2FeO4 + CO2 + H2 =>
2 FeCl3 + 10 NaHCO3 + 2 CO = 6 NaCl + 2 Na2FeO4 + 12 CO2 + 5 H2
NaHSO4 = SO3 + H2O + Na2SO4 =>
2 NaHSO4 = SO3 + H2O + Na2SO4
C2H6O + Mg = C2H5OMg + H2 =>
2 C2H6O + 2 Mg = 2 C2H5OMg + H2
CaBr2 + I = Br + CaI2 =>
CaBr2 + 2 I = 2 Br + CaI2
MnO4{-} + H{+} + H2O2 = Mn{2+} + H2O + O2 =>
2 MnO4{-} + 6 H{+} + 5 H2O2 = 2 Mn{2+} + 8 H2O + 5 O2
K(NO3) + C = CO + N2 + K2(CO3) =>
2 K(NO3) + 4 C = 3 CO + N2 + K2(CO3)
Co(NO3)3 + KOH = KNO3 + Co(OH)3 =>
Co(NO3)3 + 3 KOH = 3 KNO3 + Co(OH)3
HSO4 + KOH = K + SO4 + H2O =>
HSO4 + KOH = K + SO4 + H2O
AlCl3 + HBr = HCl + AlBr3 =>
AlCl3 + 3 HBr = 3 HCl + AlBr3
NaClO + (CH3)2CO = CHCl3 + NaOH + NaC2O2H3 =>
3 NaClO + (CH3)2CO = CHCl3 + 2 NaOH + NaC2O2H3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Pb + P2 = PbP4 =>
Pb + 2 P2 = PbP4
Cu2Cl2 + Na2(CO3)2 = Na2Cl2 + Cu2(CO3)2 =>
Cu2Cl2 + Na2(CO3)2 = Na2Cl2 + Cu2(CO3)2
FeSO4 + KOH + Br2 = Fe(OH)3 + KBr + K2SO4 =>
2 FeSO4 + 6 KOH + Br2 = 2 Fe(OH)3 + 2 KBr + 2 K2SO4
AgNo3 + NH4SCN = AgSCN + NH4No3 =>
AgNo3 + NH4SCN = AgSCN + NH4No3
OHH20 + NH3 = NH4 + OH =>
OHH20 + 20 NH3 = 20 NH4 + OH
Ca(NO3)2 + Ag2S = CaS + AgNO3 =>
Ca(NO3)2 + Ag2S = CaS + 2 AgNO3
MnO2 + KOH = K2MnO4 + Mn2O3H2O =>
3 MnO2 + 2 KOH = K2MnO4 + Mn2O3H2O
Pb(NO3)2 + MgI2 = PbI2 + (NO3)2Mg =>
Pb(NO3)2 + MgI2 = PbI2 + (NO3)2Mg
C3H7OH + CH3COOH = C4H8COOCH + H2O =>
10 C3H7OH + 21 CH3COOH = 12 C4H8COOCH + 28 H2O
C18H34 + O2 = H2O + COOH =>
C18H34 + 22 O2 = 8 H2O + 18 COOH
H2O + C9H8O4 = C2H4O2 =>
10 H2O + 2 C9H8O4 = 9 C2H4O2
BeO2 + HI = BeI2 + H2O2 =>
BeO2 + 2 HI = BeI2 + H2O2
BaCl + NaSO4 = NaBaS + ClO4 =>
BaCl + NaSO4 = NaBaS + ClO4
NaO2 + Al2S = Na2S + AlO2 =>
2 NaO2 + Al2S = Na2S + 2 AlO2
XCH2 + O2 = XH + CO + H2O =>
4 XCH2 + 3 O2 = 4 XH + 4 CO + 2 H2O
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