| Équations équilibrées la veille |
2 Ca(s) + AgF2(aq) = Ag(s) + 2 CaF(aq)
CH3CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
15 CH3CH2OH + 8 KMnO4 + 12 H2SO4 = 10 CH3CH2COOH + 4 K2SO4 + 8 MnSO4 + 27 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Li2SO4(aq) + PB(C2H3O2)2(aq) = LiC2H3O2(aq) + PBSO4(s) =>
Li2SO4(aq) + PB(C2H3O2)2(aq) = 2 LiC2H3O2(aq) + PBSO4(s)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Na3AsO4 + Zn + HCl = AsH3 + ZnCl2 + NaCl + H2O =>
Na3AsO4 + 4 Zn + 11 HCl = AsH3 + 4 ZnCl2 + 3 NaCl + 4 H2O
HCl789 + Zn = H + ZnCl =>
HCl789 + 789 Zn = H + 789 ZnCl
CH402 = C + H2 =>
CH402 = C + 201 H2
C5H10O + H2 = C5H12O =>
C5H10O + H2 = C5H12O
HCO2Na + H2O = H3O + CO2Na =>
HCO2Na + H2O = H3O + CO2Na
MgF2 + NaCl = NaF + MgCl2 =>
MgF2 + 2 NaCl = 2 NaF + MgCl2
FeCl3 + KCN = Fe(CN)Cl2 + KCl =>
FeCl3 + KCN = Fe(CN)Cl2 + KCl
C6H10O4 + C6H16N2 = (C12H22N2O2) + H2O =>
C6H10O4 + C6H16N2 = (C12H22N2O2) + 2 H2O
FeCl2 + H2O = Fe(O) + HCl =>
FeCl2 + H2O = Fe(O) + 2 HCl
NaOH(aq) + Co(NO3)2(aq) = NaNO3 + Co + OH =>
2 NaOH(aq) + Co(NO3)2(aq) = 2 NaNO3 + Co + 2 OH
Fe + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2 Fe + 3 H2SO4 + 3 H2O2 = Fe2(SO4)3 + 6 H2O
C6H8 + H2 = C6H12 =>
C6H8 + 2 H2 = C6H12
Na2CO3 + CaOCl2 = NaCl + NaClO3 + CaCO3 =>
3 Na2CO3 + 3 CaOCl2 = 5 NaCl + NaClO3 + 3 CaCO3
N(OH)2 + C3 = C3N + OH =>
N(OH)2 + C3 = C3N + 2 OH
BeOH2 + NaOH = Na + BeO2 + H2O =>
BeOH2 + 4 NaOH = 4 Na + BeO2 + 3 H2O
Pb2O + Si + Cl2 = PbCl2 + SiO =>
Pb2O + Si + 2 Cl2 = 2 PbCl2 + SiO
I2 + OH = IO2 + H2O =>
I2 + 8 OH = 2 IO2 + 4 H2O
KNaCO3 + H2SO4 = NaHCO3 + K2SO4 =>
2 KNaCO3 + H2SO4 = 2 NaHCO3 + K2SO4
Cu(H2SO4)2 = Cu2(SO4)2 + H2O + SO2 =>
2 Cu(H2SO4)2 = Cu2(SO4)2 + 4 H2O + 2 SO2
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
Mg2SiO3 + Na = Na2SiO3 + Mg =>
Mg2SiO3 + 2 Na = Na2SiO3 + 2 Mg
CO2 + CO3{-2} + H2O = HCO3{-} =>
CO2 + CO3{-2} + H2O = 2 HCO3{-}
CO(CH3)2 + O2 = CO2 + H2O =>
CO(CH3)2 + 4 O2 = 3 CO2 + 3 H2O
H{+} + As2S3 + NO3{-} = HAsO4 + S04 + NO + H2O =>
56 H{+} + 12 As2S3 + 56 NO3{-} = 24 HAsO4 + 9 S04 + 56 NO + 16 H2O
Pb(NO3)2 + Na3CO3 = Pb3(CO3)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3CO3 = Pb3(CO3)2 + 6 NaNO3
Zn + OH + CH3COOH = Zn(CH2COO)2 + H2O =>
Zn + 4 OH + 2 CH3COOH = Zn(CH2COO)2 + 4 H2O
CUCO3(s) = CO2 + CUO =>
CUCO3(s) = CO2 + CUO
Ca + H2 = CaH6 =>
Ca + 3 H2 = CaH6
H2O2 + K2Cr(OH)4 = K2CrO4 + H2O =>
2 H2O2 + K2Cr(OH)4 = K2CrO4 + 4 H2O
C7H6(OH)2 + K2Cr2O7 + H2SO4 = H2O + K2SO4 + Cr2(SSO4)3 + C7H5OOH =>
12 C7H6(OH)2 + K2Cr2O7 + 7 H2SO4 = 19 H2O + K2SO4 + Cr2(SSO4)3 + 12 C7H5OOH
Cr + Ca(NO3)2 = Ca + Cr(NO3)3 =>
2 Cr + 3 Ca(NO3)2 = 3 Ca + 2 Cr(NO3)3
AlCl3 + HC2H3O2 = Al(C2H3O2)3 + HCl =>
AlCl3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 HCl
Li2S + FeCl2 = LiCl + FeS =>
Li2S + FeCl2 = 2 LiCl + FeS
Fe3O4 + Mg = Fe + Mg2O3 =>
3 Fe3O4 + 8 Mg = 9 Fe + 4 Mg2O3
NaOH + FeBr3 = NaBr + Fe(OH)3 =>
3 NaOH + FeBr3 = 3 NaBr + Fe(OH)3
C2H5OH + O2 = CO2 + H2 =>
2 C2H5OH + 3 O2 = 4 CO2 + 6 H2
Sn(OH)2 + BiI3 = Bi(OH)3 + SnI2 =>
3 Sn(OH)2 + 2 BiI3 = 2 Bi(OH)3 + 3 SnI2
Zn + KNO3 + H2SO4 = ZnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
8 Zn + 2 KNO3 + 10 H2SO4 = 8 ZnSO4 + (NH4)2SO4 + K2SO4 + 6 H2O
Cs + CsNO3 = Cs2O + N2 =>
10 Cs + 2 CsNO3 = 6 Cs2O + N2
PbCl2 + Li2SO4 = PbSO4 + LiCl =>
PbCl2 + Li2SO4 = PbSO4 + 2 LiCl
Bi2S3 + O = BiO + SO2 =>
Bi2S3 + 8 O = 2 BiO + 3 SO2
HCl + CHNaO3 = NaCl + CO2 + H2O =>
HCl + CHNaO3 = NaCl + CO2 + H2O
C4H10O + K2Cr2O7 + HNO3 = C4H8O + Cr(NO3) + KNO3 + H2O =>
5 C4H10O + K2Cr2O7 + 4 HNO3 = 5 C4H8O + 2 Cr(NO3) + 2 KNO3 + 7 H2O
Si + P = SiP =>
Si + P = SiP
Al + PbS = Al2S3 + Pb =>
2 Al + 3 PbS = Al2S3 + 3 Pb
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