| Équations équilibrées la veille |
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + HNO3 + HCl = CuCl2 + NO + H2O =>
3 Cu + 2 HNO3 + 6 HCl = 3 CuCl2 + 2 NO + 4 H2O
Ca + AgCl = CaCl2 + Ag =>
Ca + 2 AgCl = CaCl2 + 2 Ag
Al(NO3)3(aq) + NaOH(aq) = Al(OH)3 + NaNO3 =>
Al(NO3)3(aq) + 3 NaOH(aq) = Al(OH)3 + 3 NaNO3
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
Mg + Fl = MgFl =>
Mg + Fl = MgFl
Te + H2O = TeO + H2 =>
Te + H2O = TeO + H2
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Ba(NO3)2 = BaO + NO2 + O2 =>
2 Ba(NO3)2 = 2 BaO + 4 NO2 + O2
C6H5COOH + K2CO3 = C6H5COOCO3 + K2H =>
C6H5COOH + K2CO3 = C6H5COOCO3 + K2H
CSOH(aq) + HI(aq) = CSI + H2O =>
CSOH(aq) + HI(aq) = CSI + H2O
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
I2 + OH{-} = I{-} + IO3{-} + H2O =>
3 I2 + 6 OH{-} = 5 I{-} + IO3{-} + 3 H2O
Cr2(SO4)3 + H2O = Cr(OH)3 + H2SO4 =>
Cr2(SO4)3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO4
CuCl2 + Na2S2O5 + NaOH = CuCl + Na2SO4 + H2O + NaCl =>
4 CuCl2 + Na2S2O5 + 6 NaOH = 4 CuCl + 2 Na2SO4 + 3 H2O + 4 NaCl
K2Cr2O7 + H2SO4 + H2S = Cr2(SO4)3 + H2O + K2SO4 = S =>
4 K2Cr2O7 + 13 H2SO4 + 3 H2S = 4 Cr2(SO4)3 + 16 H2O + 4 K2SO4
Ca(s) + AgNO3(aq) = Ca(NO3)2(aq) + Ag(s) =>
Ca(s) + 2 AgNO3(aq) = Ca(NO3)2(aq) + 2 Ag(s)
Mn2(SO4)3 + RbOH = Mn(OH)3 + Rb2SO4 =>
Mn2(SO4)3 + 6 RbOH = 2 Mn(OH)3 + 3 Rb2SO4
Na + H2(SO4) = Na2(SO4) + H2 =>
2 Na + H2(SO4) = Na2(SO4) + H2
Fe + O2 = Fe2O4 =>
2 Fe + 2 O2 = Fe2O4
H2O2 + Ba(HS)2 = Ba(HSO3)2 + H2O =>
6 H2O2 + Ba(HS)2 = Ba(HSO3)2 + 6 H2O
Ni2S3 + O2 = NiO + SO2 =>
Ni2S3 + 4 O2 = 2 NiO + 3 SO2
NiO + HI = NiI2 + H2O =>
NiO + 2 HI = NiI2 + H2O
Pb(NO3)2 + Rb2CrO4 = Rb(NO3) + Pb(CrO4) =>
Pb(NO3)2 + Rb2CrO4 = 2 Rb(NO3) + Pb(CrO4)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
C7H13O5N3 + O2 = CO2 + H2O + NH3 =>
2 C7H13O5N3 + 11 O2 = 14 CO2 + 4 H2O + 6 NH3
C4H6O4 + O2 = C2O4H2 + HCOOH =>
C4H6O4 + 2 O2 = C2O4H2 + 2 HCOOH
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
H2O + CH4 = H2 + CH3O =>
2 H2O + 2 CH4 = 3 H2 + 2 CH3O
AgNO3 + KPO4 = KNO3AgPO4 =>
AgNO3 + KPO4 = KNO3AgPO4
Bi2(SO3)3 = Bi + SO2 + O2 =>
2 Bi2(SO3)3 = 4 Bi + 6 SO2 + 3 O2
C7H10OH + C4H6O7 = C6H8O4 + H2O =>
24 C7H10OH + 27 C4H6O7 = 46 C6H8O4 + 29 H2O
HCl(aq) + Al(OH)3(s) = AlCl3 + H2O(l) =>
3 HCl(aq) + Al(OH)3(s) = AlCl3 + 3 H2O(l)
SrCl2 + Na2CO3 = SrCO3 + NaCl =>
SrCl2 + Na2CO3 = SrCO3 + 2 NaCl
Zn + Cu2SO4 = ZnSO4 + Cu =>
Zn + Cu2SO4 = ZnSO4 + 2 Cu
BaO + Sn(NO3)4 = Ba(NO3)2 + SnO2 =>
2 BaO + Sn(NO3)4 = 2 Ba(NO3)2 + SnO2
SrCl2 + NH4HCO3 = SrCO3 + NH4Cl + H2O + CO2 =>
SrCl2 + 2 NH4HCO3 = SrCO3 + 2 NH4Cl + H2O + CO2
NaAsO2 + H2O2 + NaOH = Na2(OH)(AsO4) + H2O =>
NaAsO2 + 2 H2O2 + NaOH = Na2(OH)(AsO4) + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Sc2(SO4)3 + NaOH = Na2SO4 + Sc(OH)3 =>
Sc2(SO4)3 + 6 NaOH = 3 Na2SO4 + 2 Sc(OH)3
K2S + Zn(C2H3O2)2 = KC2H3O2 + ZnS =>
K2S + Zn(C2H3O2)2 = 2 KC2H3O2 + ZnS
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C7H16OS + H2S = CH4 + H2O + CS2 =>
C7H16OS + 3 H2S = 5 CH4 + H2O + 2 CS2
PbSO4 + AgNO3 = Pb(NO3)2 + Ag2SO4 =>
PbSO4 + 2 AgNO3 = Pb(NO3)2 + Ag2SO4
C8H10 + KMnO4 + H2SO4 = C7H8COOH + K2SO4 + MnSO4 + H2O =>
2 C8H10 + 2 KMnO4 + 3 H2SO4 = 2 C7H8COOH + K2SO4 + 2 MnSO4 + 4 H2O
KBr + Al(ClO4)3 = AlBr3 + KClO4 =>
3 KBr + Al(ClO4)3 = AlBr3 + 3 KClO4
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
C2O2 + O2 = C2O4 =>
C2O2 + O2 = C2O4
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