| Équations équilibrées la veille |
4 CH2CHCN + 19 O2 = 12 CO2 + 6 H2O + 4 NO2
I{-} + MnO4{-} + H3O{+} = I2 + Mn{2+} + H2O =>
10 I{-} + 2 MnO4{-} + 16 H3O{+} = 5 I2 + 2 Mn{2+} + 24 H2O
HNO3 + No(OH)2 = No(NO3)2 + H2O =>
2 HNO3 + No(OH)2 = No(NO3)2 + 2 H2O
N2O5 + H2 = H2O + NO =>
N2O5 + 3 H2 = 3 H2O + 2 NO
NH4OH + CUCl2 = NH4Cl + CU(OH)2 =>
2 NH4OH + CUCl2 = 2 NH4Cl + CU(OH)2
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CrO + O2 = Cr2O3 =>
4 CrO + O2 = 2 Cr2O3
K + HNO3 = KNO3 + N3 + H2O =>
15 K + 18 HNO3 = 15 KNO3 + N3 + 9 H2O
BaCl2(aq)CuSO4(aq) = BaSO4(s) + CuCl2(aq) =>
BaCl2(aq)CuSO4(aq) = BaSO4(s) + CuCl2(aq)
Pb(CH3COO)2 + Cu = Cu(CH3COO) + Pb =>
Pb(CH3COO)2 + 2 Cu = 2 Cu(CH3COO) + Pb
Fe + BaO = FeO + Ba =>
Fe + BaO = FeO + Ba
Cu + OH = Cu(OH) =>
Cu + OH = Cu(OH)
H2S + Fe(OH)3 = S3Fe2 + H2O =>
3 H2S + 2 Fe(OH)3 = S3Fe2 + 6 H2O
CaS + H2S = Ca(SH)2 =>
CaS + H2S = Ca(SH)2
C4H10O2 = C4H10O + O2 =>
2 C4H10O2 = 2 C4H10O + O2
Ca(PO4)2 + H2SO4 = CaH2(PO4)4 + CaSO4 =>
2 Ca(PO4)2 + H2SO4 = CaH2(PO4)4 + CaSO4
Zr + H2O = ZrOH + H2 =>
2 Zr + 2 H2O = 2 ZrOH + H2
CuSO4 + NaOH = Na2SO4 + Cu(OH)2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu(OH)2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Cl + H2SO4 = H2 + ClSO4 =>
Cl + H2SO4 = H2 + ClSO4
CaCO3 + H2CO3 = Ca(OH)2 + (CO2)2 =>
CaCO3 + H2CO3 = Ca(OH)2 + (CO2)2
C3H6 + CoF3 = C3F6 + HF + CoF2 =>
C3H6 + 12 CoF3 = C3F6 + 6 HF + 12 CoF2
C2H3NaO2 + H2O = C2H2NaO2 + H3O =>
C2H3NaO2 + H2O = C2H2NaO2 + H3O
HCl + NaC9H7O4 = HC9H7O4 + NaCl =>
HCl + NaC9H7O4 = HC9H7O4 + NaCl
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
ZnCl2(aq) + K2CO3(aq) = Zn(CO3) + KCl =>
ZnCl2(aq) + K2CO3(aq) = Zn(CO3) + 2 KCl
HF + LiOH = H2O + LiF =>
HF + LiOH = H2O + LiF
SO2 + Na2S + H2O = Na2S2O3 + H2S =>
4 SO2 + 3 Na2S + H2O = 3 Na2S2O3 + H2S
SiO2 + Al2O3 = Al4(SiO4)3 =>
3 SiO2 + 2 Al2O3 = Al4(SiO4)3
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Fe(OH)2 + CO2 + H2O = Fe(OH)3 + C =>
4 Fe(OH)2 + CO2 + 2 H2O = 4 Fe(OH)3 + C
HCOOH + Al2O3 = (HCOO)3Al + H2O =>
6 HCOOH + Al2O3 = 2(HCOO)3Al + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Pt(NO3)4 = PtO2 + NO2 + O2 =>
Pt(NO3)4 = PtO2 + 4 NO2 + O2
FeBr2 + Na2O = FeO + NaBr =>
FeBr2 + Na2O = FeO + 2 NaBr
C6H12O6C6H12O6 = C6H12O6 =>
C6H12O6C6H12O6 = 2 C6H12O6
Mo + C3H6N6 = Mo2N + C + H2 =>
12 Mo + C3H6N6 = 6 Mo2N + 3 C + 3 H2
ZnCl2(aq) + K2CO3(aq) = Zn(CO3) + KCl =>
ZnCl2(aq) + K2CO3(aq) = Zn(CO3) + 2 KCl
C8(H18) + O2 = C02 + H2O =>
2 C8(H18) + 9 O2 = 8 C02 + 18 H2O
NH4ClO4 + Mg = MgCl2 + O2 + N2 + H2 =>
2 NH4ClO4 + Mg = MgCl2 + 4 O2 + N2 + 4 H2
C2H2 + O2 = C3O3 + H2O =>
6 C2H2 + 9 O2 = 4 C3O3 + 6 H2O
FeS2 + CaO = Fe + CaS + O =>
FeS2 + 2 CaO = Fe + 2 CaS + 2 O
CH3CH2SH + O2 = CSO4 + CO2 + H2O =>
2 CH3CH2SH + 9 O2 = 2 CSO4 + 2 CO2 + 6 H2O
KOH + NiSO4 = Ni(OH)2 + K2SO4 =>
2 KOH + NiSO4 = Ni(OH)2 + K2SO4
PbCl2 + H2 = Pb + HCl =>
PbCl2 + H2 = Pb + 2 HCl
CH3COOH = H2O + C9H8O4 =>
9 CH3COOH = 10 H2O + 2 C9H8O4
AlCl3* + KOH = Al(OH)3 + KCl =>
AlCl3* + 3 KOH = Al(OH)3 + 3 KCl
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
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