| Équations équilibrées la veille |
2 Rh + 6 HCl + 3 H2O2 = 2 RhCl3 + 6 H2O
SnO2 + H2 = SnO + H2O =>
SnO2 + H2 = SnO + H2O
ZnSO4 + Co = CoSO4 + Zn =>
ZnSO4 + Co = CoSO4 + Zn
Cl2O7 + H2O = HCl + O2 =>
Cl2O7 + H2O = 2 HCl + 4 O2
HCl + ClOH = H2O + Cl =>
HCl + ClOH = H2O + 2 Cl
K4(Fe(CN)6) + KCr2O7 + H2SO4 = Fe2(SO4)3 + CO2 + HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
14 K4(Fe(CN)6) + 122 KCr2O7 + 476 H2SO4 = 7 Fe2(SO4)3 + 84 CO2 + 84 HNO3 + 122 Cr2(SO4)3 + 89 K2SO4 + 434 H2O
NaOH + Br2 = Na2BrO3 + NaBr + H2O =>
12 NaOH + 5 Br2 = 2 Na2BrO3 + 8 NaBr + 6 H2O
C6H6 + O = (CO2) + H2O =>
C6H6 + 15 O = 6(CO2) + 3 H2O
CH3CHCHCH3 + KMnO4 + H2O = CH3OHCCCH3OH + MnO2 + KOH =>
3 CH3CHCHCH3 + 4 KMnO4 + 2 H2O = 3 CH3OHCCCH3OH + 4 MnO2 + 4 KOH
KMnO7 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO7 + 28 HCl = 2 MnCl2 + 2 KCl + 11 Cl2 + 14 H2O
As2S5 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S5 + 40 HNO3 + 4 H2O = 6 H3AsO4 + 15 H2SO4 + 40 NO
H3PO2 + NaNO2 = HNO3 + NaH2PO =>
H3PO2 + NaNO2 = HNO3 + NaH2PO
NH3 + H2O + CH4 = NH2CH(CH3)COOH + H2 =>
NH3 + 2 H2O + 3 CH4 = NH2CH(CH3)COOH + 6 H2
O + Cl = ClO2 =>
2 O + Cl = ClO2
Co{2+} + NH3 + H2O = Co(OH)2 + NH4{+} =>
Co{2+} + 2 NH3 + 2 H2O = Co(OH)2 + 2 NH4{+}
Mg(s) + CO2 = MgO(s) + C(s) =>
2 Mg(s) + CO2 = 2 MgO(s) + C(s)
N20 + OH = NO2 + H2O =>
N20 + 80 OH = 20 NO2 + 40 H2O
VOSO4 + KMnO4 + H2O = V2O5 + MnSO4 + H2SO4 + K2SO4 =>
10 VOSO4 + 2 KMnO4 + 7 H2O = 5 V2O5 + 2 MnSO4 + 7 H2SO4 + K2SO4
Cu(OH)2 + CH3COOH = (CH3COO)2Cu + H2O =>
Cu(OH)2 + 2 CH3COOH = (CH3COO)2Cu + 2 H2O
CuCl(aq) + H2O(aq) + Al(s) = Cu(s) + HCl(aq) + AlO(s) =>
2 CuCl(aq) + H2O(aq) + Al(s) = 2 Cu(s) + 2 HCl(aq) + AlO(s)
C20H14O4 + Na2CO3 = Na2C20H12O4 + H2O + CO2 =>
C20H14O4 + Na2CO3 = Na2C20H12O4 + H2O + CO2
Na2SO4 + Cu = Cu2SO4 + Na =>
Na2SO4 + 2 Cu = Cu2SO4 + 2 Na
Ba(NO3)(aq) + Na(SO4)(aq) = Ba(SO4)(aq) + Na(NO3)(aq) =>
Ba(NO3)(aq) + Na(SO4)(aq) = Ba(SO4)(aq) + Na(NO3)(aq)
NaNO3 + S = Na2SO4 + SO2 + N2 =>
2 NaNO3 + 2 S = Na2SO4 + SO2 + N2
H3CCHCH3CH2CH2CHO + Zn + HCl = H3CCHCH3CH2CH2CH3 + ZnCl3 + H2O =>
3 H3CCHCH3CH2CH2CHO + 4 Zn + 12 HCl = 3 H3CCHCH3CH2CH2CH3 + 4 ZnCl3 + 3 H2O
CO2 + H2O = C(OH)4 =>
CO2 + 2 H2O = C(OH)4
C4H10O + ClOH = C4H8O + Cl{-} + H{+} + H2O =>
C4H10O + ClOH = C4H8O + Cl{-} + H{+} + H2O
I2 + F2 = IF =>
I2 + F2 = 2 IF
Ba(OH)2(aq) + HBr(s) = BaBr2 + H2O =>
Ba(OH)2(aq) + 2 HBr(s) = BaBr2 + 2 H2O
N2H4 + S = N2 + H2S =>
N2H4 + 2 S = N2 + 2 H2S
C3H6O2 + C4H10O = H2O + C7H14O2 =>
C3H6O2 + C4H10O = H2O + C7H14O2
C2H5O2C2H5 + O2 = CO2 + H2O =>
2 C2H5O2C2H5 + 11 O2 = 8 CO2 + 10 H2O
Cu(NO3)2 + Fe = Fe(NO3)2 + Cu =>
Cu(NO3)2 + Fe = Fe(NO3)2 + Cu
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
NiN6H18Cl2 + NH4BF4 = NiN6H18B2F8 + NH4Cl =>
NiN6H18Cl2 + 2 NH4BF4 = NiN6H18B2F8 + 2 NH4Cl
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Mg2(CO3)3 = Mg2O3 + CO2 =>
Mg2(CO3)3 = Mg2O3 + 3 CO2
Na(HO) + H2SO4 = Na2SO4 + H2O =>
2 Na(HO) + H2SO4 = Na2SO4 + 2 H2O
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
NH3 + AgNO3 = Ag(NH3)2 + NO3 =>
2 NH3 + AgNO3 = Ag(NH3)2 + NO3
C2H4 + H2O + O = C2H6O2 =>
C2H4 + H2O + O = C2H6O2
K(OH) + Fe(NO3)3 = Fe(OH)3 + K(NO3) =>
3 K(OH) + Fe(NO3)3 = Fe(OH)3 + 3 K(NO3)
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
CU2O + C = CU + CO2 =>
2 CU2O + 3 C = 4 CU + CO2
Fe + S2 = Fe3S2 =>
3 Fe + S2 = Fe3S2
N2H4*H2O + C3H7NO2 + NaOH = C3H8O + H2O + NaN3 =>
N2H4*H2O + C3H7NO2 + NaOH = C3H8O + 3 H2O + NaN3
BaO = Ba + O2 =>
2 BaO = 2 Ba + O2
Mg(NO3)2 + NH4HCO3 = Mg(HCO3)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH4HCO3 = Mg(HCO3)2 + 2 NH4NO3
Ca(s) + S(s) = CaS(s) =>
Ca(s) + S(s) = CaS(s)
MgI2 + Fe{+3} = Mg{2+} + I2 + Fe{+2} =>
MgI2 + 2 Fe{+3} = Mg{2+} + I2 + 2 Fe{+2}
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