| Équations équilibrées la veille |
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C + O2 = CO2 =>
C + O2 = CO2
CH3CH2OH + HNO3 = CH3COOH + H2O + NO =>
3 CH3CH2OH + 4 HNO3 = 3 CH3COOH + 5 H2O + 4 NO
Na2SO3 + H2SO4 = H2SO3 + Na2SO4 =>
Na2SO3 + H2SO4 = H2SO3 + Na2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Sn + SO = SnSO =>
Sn + SO = SnSO
ZnS + O20 = SO2 + ZnO =>
20 ZnS + 3 O20 = 20 SO2 + 20 ZnO
NH4I(aq) + KOH(aq) = KI(aq) + NH4OH(aq) =>
NH4I(aq) + KOH(aq) = KI(aq) + NH4OH(aq)
AgBr + Pb2S3 = Ag2S + PbBr3 =>
6 AgBr + Pb2S3 = 3 Ag2S + 2 PbBr3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Cu(NO3)2*3H2O + NH4OH = Cu(OH)2 + NH4NO3 + H2O =>
Cu(NO3)2*3H2O + 2 NH4OH = Cu(OH)2 + 2 NH4NO3 + 3 H2O
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
C3H5Cl + Br2 = C3H5Br2 + Cl =>
C3H5Cl + Br2 = C3H5Br2 + Cl
AgCl + F2 = AgF + Cl2 =>
2 AgCl + F2 = 2 AgF + Cl2
Al2O3 + H2O = HAlO2 =>
Al2O3 + H2O = 2 HAlO2
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
NaI(aq) + Ni(NO3)2(aq) = NaNO3 + NiI2 =>
2 NaI(aq) + Ni(NO3)2(aq) = 2 NaNO3 + NiI2
Cu(C6H12N4)(NH3)2(ClO4)2 = Cu + Cl2 + CO + H2O + N2 + H2 =>
Cu(C6H12N4)(NH3)2(ClO4)2 = Cu + Cl2 + 6 CO + 2 H2O + 3 N2 + 7 H2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Na2[B4O5(OH)4]8H2O + NaOH + H2O2 = Na[B2(O2)2(OH)4]6H2O + H2O =>
3 Na2[B4O5(OH)4]8H2O + 2 NaOH + 119 H2O2 = 8 Na[B2(O2)2(OH)4]6H2O + 67 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
HBr + NaMnO4 = NaBr + MnBr2 + Br + H2O =>
8 HBr + NaMnO4 = NaBr + MnBr2 + 5 Br + 4 H2O
PbS + PbSO4 = Pb + SO2 =>
PbS + PbSO4 = 2 Pb + 2 SO2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Co(NO3)2 + Na2S = CoS + Na(NO3) =>
Co(NO3)2 + Na2S = CoS + 2 Na(NO3)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
P2O5 + C = P4 + CO =>
2 P2O5 + 10 C = P4 + 10 CO
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
Al + HCOOH = Al(COOH)3 + H2 =>
2 Al + 6 HCOOH = 2 Al(COOH)3 + 3 H2
(K)2Cr2O7 + Sn(Cl)2 + HCl = Cr(Cl)3 + SnCl4 + KCl + H2O =>
(K)2Cr2O7 + 3 Sn(Cl)2 + 14 HCl = 2 Cr(Cl)3 + 3 SnCl4 + 2 KCl + 7 H2O
CH3COOH + NaHCO3 = CH3COONa + H2CO3 = H2O + CO2 =>
CH3COOH + NaHCO3 = CH3COONa + H2CO3
C + O2 = CO =>
2 C + O2 = 2 CO
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Ca + HCI = CaCI + H2 =>
2 Ca + 2 HCI = 2 CaCI + H2
Zn + I2 = ZnI2 =>
Zn + I2 = ZnI2
C9H8O4 = C7H6O3 + C4H6O3 =>
9 C9H8O4 = 11 C7H6O3 + C4H6O3
HCl + C2H6O + K2CrO4 = CrCl3 + KCl + C2H4O + H2O =>
10 HCl + 3 C2H6O + 2 K2CrO4 = 2 CrCl3 + 4 KCl + 3 C2H4O + 8 H2O
C6H8O7 + (OH) = C6H6O7 + H2O =>
C6H8O7 + 2(OH) = C6H6O7 + 2 H2O
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
C2H4Br2 + KOH = KBr + C2H6O2 =>
C2H4Br2 + 2 KOH = 2 KBr + C2H6O2
Sn(s) + AgNO3(aq) = Ag(s) + Sn(NO3)(aq) =>
Sn(s) + AgNO3(aq) = Ag(s) + Sn(NO3)(aq)
Mg + NO32{-} + H{+} = Mg2{+} + NO2 + H2O =>
118 Mg + NO32{-} + 60 H{+} = 59 Mg2{+} + NO2 + 30 H2O
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
Sb + H2O = Sb3O3 + H2 =>
3 Sb + 3 H2O = Sb3O3 + 3 H2
Ni(NO3)2 + Na = NaNO3 + Ni =>
Ni(NO3)2 + 2 Na = 2 NaNO3 + Ni
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Équations équilibrées sur12/15/24
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