| Équations équilibrées la veille |
2 Sn2MnO4 + Cu(NO3)2 = 2 Sn2NO3 + Cu(MnO4)2
K2 + CO3 + HNO3 = HCO3 + K2NO3 =>
K2 + CO3 + HNO3 = HCO3 + K2NO3
NH4NO3 + CaSO4 = (NH4)2SO4 + Ca(NO3)2 =>
2 NH4NO3 + CaSO4 = (NH4)2SO4 + Ca(NO3)2
N2O3 + OH = NO2 + H2O =>
N2O3 + 2 OH = 2 NO2 + H2O
MgCl2 + H3PO4 = HCl + MgHPO4 =>
MgCl2 + H3PO4 = 2 HCl + MgHPO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
RCl + NaI = RI + NaCl =>
RCl + NaI = RI + NaCl
CaCo3NaCl = NaCo3CaCl =>
CaCo3NaCl = NaCo3CaCl
C6H6 + HNO2 = C6H5NO + H2O =>
C6H6 + HNO2 = C6H5NO + H2O
Mg + CrCl3 = MgCl2 + Cr =>
3 Mg + 2 CrCl3 = 3 MgCl2 + 2 Cr
Cu(i) + S = Cu2S =>
2 Cu(i) + S = Cu2S
NaBH4 + H2SO4 = B2H6 + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = B2H6 + 2 H2 + Na2SO4
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
CoSO4 + KCN + H2O2 = K3(Co(CN)6) + K2SO4 + KOH =>
2 CoSO4 + 12 KCN + H2O2 = 2 K3(Co(CN)6) + 2 K2SO4 + 2 KOH
Fe(SCN)3 + AgNO3 = Fe(NO3)3 + AgS + CN =>
Fe(SCN)3 + 3 AgNO3 = Fe(NO3)3 + 3 AgS + 3 CN
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
CuZn + HCl = H2 + Cu + ZnCl2 =>
CuZn + 2 HCl = H2 + Cu + ZnCl2
RbO2 + H2 = O2 + RbOH =>
2 RbO2 + H2 = O2 + 2 RbOH
SO2 + Ca(IO2)2 + H2O + CaCl2 = CaSO4 + I2 + HCl =>
3 SO2 + Ca(IO2)2 + 2 H2O + 2 CaCl2 = 3 CaSO4 + I2 + 4 HCl
Si + H4 = SiH4 =>
Si + H4 = SiH4
K3PO4 + CrBr2 = KBr + Cr3(PO4)2 =>
2 K3PO4 + 3 CrBr2 = 6 KBr + Cr3(PO4)2
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
Cu(i) + S = CuS =>
Cu(i) + S = CuS
NO3{-} + OH{-} + Al + H2O = NH3 + [Al(O)2]{-} =>
3 NO3{-} + 5 OH{-} + 8 Al + 2 H2O = 3 NH3 + 8[Al(O)2]{-}
Mg + H3Po4 = Mg(Po4)2 + H2 =>
Mg + 2 H3Po4 = Mg(Po4)2 + 3 H2
HNO3 + Cu + Me2CHOH = Me2CHONO + Cu(NO3)2 + H2O =>
3 HNO3 + Cu + Me2CHOH = Me2CHONO + Cu(NO3)2 + 2 H2O
NaNH2O2 + KI + H2SO = H2O + I2 + K2SO4 + NH3 + Na2SO4 =>
8 NaNH2O2 + 2 KI + 5 H2SO = H2O + I2 + K2SO4 + 8 NH3 + 4 Na2SO4
Fe3Cl + NaHO2 = Fe3HO2 + NaCl =>
Fe3Cl + NaHO2 = Fe3HO2 + NaCl
Ca(OH)2 + Na2S = CaS + NaOH =>
Ca(OH)2 + Na2S = CaS + 2 NaOH
KI + CuSO4 + H2O = Cu(OH)2 + K2SO4 + HI =>
2 KI + CuSO4 + 2 H2O = Cu(OH)2 + K2SO4 + 2 HI
NaOH + PbCrO4 = Pb(OH)2 + Na2CrO4 =>
2 NaOH + PbCrO4 = Pb(OH)2 + Na2CrO4
NaOH + (NH4)2SO4*FeSO4*6H2O = Fe(OH)2 + Na2SO4 + (NH4)2SO4 + H2O =>
2 NaOH + (NH4)2SO4*FeSO4*6H2O = Fe(OH)2 + Na2SO4 + (NH4)2SO4 + 6 H2O
NaHSiO3 + H2SO4 = NaHSO4 + H2SiO3 =>
NaHSiO3 + H2SO4 = NaHSO4 + H2SiO3
Fe(HCO3)2(s) + HCl(aq) = FeCl2(aq) + CO2(g) + H2O(l) =>
Fe(HCO3)2(s) + 2 HCl(aq) = FeCl2(aq) + 2 CO2(g) + 2 H2O(l)
ZnO + K2CO3 = ZnCO3 + K2O =>
ZnO + K2CO3 = ZnCO3 + K2O
Li + CaO = CaLiO =>
Li + CaO = CaLiO
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
MgSO4 + Ba(NO3)2 = Mg(NO3)2BaSO4 =>
MgSO4 + Ba(NO3)2 = Mg(NO3)2BaSO4
AlOH + HCl = AlCl3 + HOH3 =>
AlOH + 3 HCl = AlCl3 + HOH3
MoO3 + HCl + H2O = MoO2(H2O)4Cl2 =>
MoO3 + 2 HCl + 3 H2O = MoO2(H2O)4Cl2
AlCl3 + Ca(OH)2 = Al2(OH)5Cl + CaCl2 =>
4 AlCl3 + 5 Ca(OH)2 = 2 Al2(OH)5Cl + 5 CaCl2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
HCl + K2Cr2O7 + CH3OH = CrCl3 + KCl + CO2 + H2O =>
8 HCl + K2Cr2O7 + CH3OH = 2 CrCl3 + 2 KCl + CO2 + 6 H2O
NaNO3 + H2SO4 = HNO3 + Na + SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + 2 Na + SO4
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
SrCl2 + H2SO4 = Sr2(SO4)2 + HCl =>
2 SrCl2 + 2 H2SO4 = Sr2(SO4)2 + 4 HCl
BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
C6H7N + Br2 = C6H4NBr3 + HBr =>
C6H7N + 3 Br2 = C6H4NBr3 + 3 HBr
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
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