| Équations équilibrées la veille |
KNO3 + 3 Zn + 5 H2SO4 = 3 ZnSO4 + (NH4)SO4 + KSO4 + 3 H2O
SnCl4 + Na = Sn + ClNa =>
SnCl4 + 4 Na = Sn + 4 ClNa
Cu(OH)2(s) + H2SO4(ac) = CuSO4(ac) + H2O(l) =>
Cu(OH)2(s) + H2SO4(ac) = CuSO4(ac) + 2 H2O(l)
FeCl + HCl = FeCl3 + H2 =>
FeCl + 2 HCl = FeCl3 + H2
MgSO4 + H2O = H2SO4 + Mg(OH)2 =>
MgSO4 + 2 H2O = H2SO4 + Mg(OH)2
Si4H1O + O2 = SiO2 + H2O =>
4 Si4H1O + 15 O2 = 16 SiO2 + 2 H2O
A = A5 =>
5 A = A5
C2H5OH + Na2CO3 = C2H5ONa + CO2 + H2O =>
2 C2H5OH + Na2CO3 = 2 C2H5ONa + CO2 + H2O
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
FeI3 + Ca(OH)2 = Fe(OH)3 + CaI2 =>
2 FeI3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaI2
MgS(aq) + CuCl2(aq) = CuS(s) + MgCl2(aq) =>
MgS(aq) + CuCl2(aq) = CuS(s) + MgCl2(aq)
C2H4O2(l) + NaHCO3(s) = NaC2H3O2(s) + H2O(l) + CO2(g) =>
C2H4O2(l) + NaHCO3(s) = NaC2H3O2(s) + H2O(l) + CO2(g)
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
NH4Br + OH = H2O + NH3 + Br =>
NH4Br + OH = H2O + NH3 + Br
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
PO4 + FeSO4 = FePO4 + SO4 =>
PO4 + FeSO4 = FePO4 + SO4
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
HOC6H4CH2OH + NaOH = NaOC6H4CH2ONa + H2O =>
HOC6H4CH2OH + 2 NaOH = NaOC6H4CH2ONa + 2 H2O
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
CoS + HCl + KClO3 = CoCl1 + KCl + S + H2O =>
6 CoS + 6 HCl + KClO3 = 6 CoCl1 + KCl + 6 S + 3 H2O
NO2CO = NOCO2 =>
NO2CO = NOCO2
CoOC = COCo =>
CoOC = COCo
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
Ba + Cl = BaCl =>
Ba + Cl = BaCl
PbCl2 + Na3PO4 = NaCl + Pb3(PO4)2 =>
3 PbCl2 + 2 Na3PO4 = 6 NaCl + Pb3(PO4)2
NH4Cl + Ni(NO3)2 = NiCl2 + NH4NO3 =>
2 NH4Cl + Ni(NO3)2 = NiCl2 + 2 NH4NO3
KMnO4 + HCl + H2SO4 = MnSO4 + K2SO4 + Cl2 + H2O =>
2 KMnO4 + 10 HCl + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 Cl2 + 8 H2O
Au(s) + BaS(aq) = BaAu2(aq) + S(s) =>
2 Au(s) + BaS(aq) = BaAu2(aq) + S(s)
La100(N100O300)3*6H200O100 + Sr100(N100O300)2 + Cr100(N100O300)3*9H200O100 + Mn100(N100O300)2*2H200O100 + C600H800O700 = La75Sr25Mn50Cr50O300 + N100O100 + H200O100 + C100O200 =>
9 La100(N100O300)3*6H200O100 + 3 Sr100(N100O300)2 + 6 Cr100(N100O300)3*9H200O100 + 6 Mn100(N100O300)2*2H200O100 + 10 C600H800O700 = 12 La75Sr25Mn50Cr50O300 + 63 N100O100 + 160 H200O100 + 60 C100O200
HPO4 + KOH2 = K2HPO4 + H2O =>
HPO4 + 2 KOH2 = K2HPO4 + 2 H2O
NaCl + AgNO{-}3 = NaNO{-}3 + AgCl =>
NaCl + AgNO{-}3 = NaNO{-}3 + AgCl
Tr + KSFl2 = KS + TrFl =>
2 Tr + KSFl2 = KS + 2 TrFl
Al(NO3)3 + Ag = Ag(NO3)3 + Al2 =>
2 Al(NO3)3 + 2 Ag = 2 Ag(NO3)3 + Al2
SO3 + Co(OH)2 = Co2SO4(OH)2 + H2O =>
SO3 + 2 Co(OH)2 = Co2SO4(OH)2 + H2O
Ba(OH)2*8H2O(s) + NH4Cl(s) = BaCl2*2H2O(s) + NH3(aq) + H2O(l) =>
Ba(OH)2*8H2O(s) + 2 NH4Cl(s) = BaCl2*2H2O(s) + 2 NH3(aq) + 8 H2O(l)
Mg + H2SO4 = SO2 + Mg2SO4 + H2O =>
2 Mg + 2 H2SO4 = SO2 + Mg2SO4 + 2 H2O
LiOH + HCl = LiCl + HOH =>
LiOH + HCl = LiCl + HOH
H3AsO4 + H = H3AsO3 + H2O =>
H3AsO4 + 2 H = H3AsO3 + H2O
KIO3 + HI = I3K + H2O + O2 =>
KIO3 + 2 HI = I3K + H2O + O2
HNO3 + Cu = Cu2{+} + NO3{-} + NO + H2O =>
4 HNO3 + 6 Cu = 3 Cu2{+} + 3 NO3{-} + NO + 2 H2O
C6H5NO2 + Zn + HCl = C6H5NH3Cl + ZnCl + H2O =>
C6H5NO2 + 6 Zn + 7 HCl = C6H5NH3Cl + 6 ZnCl + 2 H2O
K2S + NaMnO4 + H2O = S + MnO2 + KOH + NaOH =>
3 K2S + 2 NaMnO4 + 4 H2O = 3 S + 2 MnO2 + 6 KOH + 2 NaOH
CuCl2 + H2CO3 = H2Cl2 + CuCO3 =>
CuCl2 + H2CO3 = H2Cl2 + CuCO3
Phosphorus + fluorine = phosphorustrifluoride =>
2 P + 3 F2 = 2 PF3
MnI = Mn2I2 =>
2 MnI = Mn2I2
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