| Équations équilibrées la veille |
8 FeS2 + 11 O4 = 4 Fe2O3 + 16 SO2
Sr(OH)2 + CrCl3 = SrCl2 + Cr(OH)3 =>
3 Sr(OH)2 + 2 CrCl3 = 3 SrCl2 + 2 Cr(OH)3
NaBr + H3Po4 = Na3Po4 + HBr =>
3 NaBr + H3Po4 = Na3Po4 + 3 HBr
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2(aq) + Cu(s) =>
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2(aq) + Cu(s)
HOCl = HCl + O2 =>
2 HOCl = 2 HCl + O2
C6H10O5 + O2 = CO2 + H2O =>
C6H10O5 + 6 O2 = 6 CO2 + 5 H2O
AsI3(s) = As(s) + I2(s) =>
2 AsI3(s) = 2 As(s) + 3 I2(s)
CH3CHCl2 + NaOH = CH3COH + NaCl + H2O =>
CH3CHCl2 + 2 NaOH = CH3COH + 2 NaCl + H2O
CuCl2 + NaCN = Na[Cu(CN)2] + (CN)2 + NaCl =>
2 CuCl2 + 6 NaCN = 2 Na[Cu(CN)2] + (CN)2 + 4 NaCl
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2 + Cu =>
Ca(s) + Cu(NO3)2(aq) = Ca(NO3)2 + Cu
As2S3 + HNO3 + H2O = H3AsO4 + HSO4{-} + H3O{+} + NO =>
3 As2S3 + 28 HNO3 + 13 H2O = 6 H3AsO4 + 9 HSO4{-} + 9 H3O{+} + 28 NO
H20O + CO2 = C6H12O6 + O2 =>
6 H20O + 60 CO2 = 10 C6H12O6 + 33 O2
As(OH)3 + SO2 = AsO2 + S(OH)3 =>
As(OH)3 + SO2 = AsO2 + S(OH)3
NiNO3 + Cd = Ni + Cd(NO3)2 =>
2 NiNO3 + Cd = 2 Ni + Cd(NO3)2
CuCl2 + NaCN = Cu(CN)2 + NaCl =>
CuCl2 + 2 NaCN = Cu(CN)2 + 2 NaCl
C3H6O + O2 = CO3 + H2O =>
2 C3H6O + 11 O2 = 6 CO3 + 6 H2O
Cr2O3 + Na2CO3 + NaNO3 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 2 Na2CO3 + 3 NaNO3 = 2 Na2CrO4 + 3 NaNO2 + 2 CO2
Ce(IO4)3 + H2C2O4 = Ce2(C2O4) + I2 + CO2 + H2O =>
2 Ce(IO4)3 + 24 H2C2O4 = Ce2(C2O4) + 3 I2 + 46 CO2 + 24 H2O
HC5H5N + OH = C5H5N + H2O =>
HC5H5N + OH = C5H5N + H2O
Au(OH)3 + HNO3 = HAu(NO3)4 + H2O =>
Au(OH)3 + 4 HNO3 = HAu(NO3)4 + 3 H2O
C6H5OH + KMnO4 = C6H4O2 + MnO2 + H2O + KOH =>
3 C6H5OH + 4 KMnO4 = 3 C6H4O2 + 4 MnO2 + H2O + 4 KOH
HI + NH3 = I2 + NH4 =>
2 HI + 2 NH3 = I2 + 2 NH4
K2FeO4 + HCl = FeCl3 + KCl + O2 + H2O =>
4 K2FeO4 + 20 HCl = 4 FeCl3 + 8 KCl + 3 O2 + 10 H2O
AgNO3 + Ca(OH)2 = AgOH + Ca(NO3)2 =>
2 AgNO3 + Ca(OH)2 = 2 AgOH + Ca(NO3)2
Cr2(CO3)3 + H2O = Cr(OH)3 + H2CO3 =>
Cr2(CO3)3 + 6 H2O = 2 Cr(OH)3 + 3 H2CO3
MgCO3 + Zn = ZnO + MgO + CO =>
MgCO3 + Zn = ZnO + MgO + CO
MnO4{-} + Fe{+2} + H3O{+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 5 Fe{+2} + 8 H3O{+} = Mn{2+} + 5 Fe{3+} + 12 H2O
H2SO4 + Mg(NO3)2 = MgSO4 + HNO3 =>
H2SO4 + Mg(NO3)2 = MgSO4 + 2 HNO3
HNO3 + Zn = Zn(NO3)2 + NO2(gas) + H2O =>
4 HNO3 + Zn = Zn(NO3)2 + 2 NO2(gas) + 2 H2O
H2SO4 + MgCl2 = H2Cl2 + SO4Mg =>
H2SO4 + MgCl2 = H2Cl2 + SO4Mg
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni =>
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni
Fe + H2O = FeO + H3 =>
3 Fe + 3 H2O = 3 FeO + 2 H3
CH3I + C2H5ONa = C3H8O + NaI =>
CH3I + C2H5ONa = C3H8O + NaI
Sn2 + SiO3 = SnSiO3 =>
Sn2 + 2 SiO3 = 2 SnSiO3
C4H3(oh) + O2 = CO2 + H2O =>
4 C4H3(oh) + 19 O2 = 16 CO2 + 6 H2O
FeOH3 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
2 FeOH3 + 7 Cl2 + 18 KOH = 2 K2FeO4 + 14 KCl + 12 H2O
K2MnO4 + CH3COOH = KMnO4 + MnO + CH3COOK + H2O =>
5 K2MnO4 + 6 CH3COOH = 4 KMnO4 + MnO + 6 CH3COOK + 3 H2O
Co(NO3)3(aq) + Na2S(aq) = Co2S3(s) + NaNO3(aq) =>
2 Co(NO3)3(aq) + 3 Na2S(aq) = Co2S3(s) + 6 NaNO3(aq)
Cs + CaCl2 = Ca + CsCl =>
2 Cs + CaCl2 = Ca + 2 CsCl
K2C2O4*H2O + H2C2O4*2H2O + K2Cr2O7 = K3[Cr(C2O4)3] + H2O + CO2 =>
2 K2C2O4*H2O + 7 H2C2O4*2H2O + K2Cr2O7 = 2 K3[Cr(C2O4)3] + 23 H2O + 6 CO2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Zn + CaCl = ZnCaCl =>
Zn + CaCl = ZnCaCl
VOF3 + H2O = V2O5 + HF =>
2 VOF3 + 3 H2O = V2O5 + 6 HF
Pb[NO3]2 + K2S = PbS + KNO3 =>
Pb[NO3]2 + K2S = PbS + 2 KNO3
Cr(ClO3)6 + Cs3PO4 = Cr3(PO4)6 + Cs(ClO3) =>
3 Cr(ClO3)6 + 6 Cs3PO4 = Cr3(PO4)6 + 18 Cs(ClO3)
Ni + H3PO4 = NiPO4 + H2 =>
2 Ni + 2 H3PO4 = 2 NiPO4 + 3 H2
HCOHCOHOH + O2 = CO2 + H2O =>
2 HCOHCOHOH + 3 O2 = 4 CO2 + 4 H2O
CH3CH2OH + HMnO4 = MnO2 + CO2 + H2O =>
CH3CH2OH + 4 HMnO4 = 4 MnO2 + 2 CO2 + 5 H2O
Li + Al(OH)3 = Al + Li(OH)3 =>
Li + Al(OH)3 = Al + Li(OH)3
HNO2 + AlOH = AlNO2 + H2O =>
HNO2 + AlOH = AlNO2 + H2O
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