| Équations équilibrées la veille |
MgSiN2 + 6 H2O = 2 NH4{+} + 4 OH{-} + Mg{2+} + SiO2
Fe(NO3)2(aq) + NaCl(aq) = FeCl2(aq) + NaNO3(aq) =>
Fe(NO3)2(aq) + 2 NaCl(aq) = FeCl2(aq) + 2 NaNO3(aq)
NiCl2 + NaHCO3 = NiCO3 + NaCl + HCl =>
NiCl2 + NaHCO3 = NiCO3 + NaCl + HCl
Ba(HCO3)2 + HNO3 = Ba(NO3)2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O + 2 CO2
KAlSi3O8 + CO2 + H2O = Al2Si2O5(OH)4 + SiO2 + K{+} + HCO3{-} =>
2 KAlSi3O8 + 2 CO2 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K{+} + 2 HCO3{-}
C135H90O9NS + O2 = CO2 + H2O + SO2 + N2 =>
2 C135H90O9NS + 308 O2 = 270 CO2 + 90 H2O + 2 SO2 + N2
NH4Br + K2CO3 = (NH4)2CO3 + KBr =>
2 NH4Br + K2CO3 = (NH4)2CO3 + 2 KBr
KBr + Fe(NO3)3 = FeBr3 + K(NO3) =>
3 KBr + Fe(NO3)3 = FeBr3 + 3 K(NO3)
Hg(NO3)2 + H2S = HgS + HNO3 =>
Hg(NO3)2 + H2S = HgS + 2 HNO3
SnO = Sn + O2 =>
2 SnO = 2 Sn + O2
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2 =>
NiCl2 + Na2CO3 = NiCO3 + Na2Cl2
PbCl2 + NaClO + NaOH = PbO2 + NaCl + H2O =>
PbCl2 + NaClO + 2 NaOH = PbO2 + 3 NaCl + H2O
MnO + O2 = MnO2 =>
2 MnO + O2 = 2 MnO2
NaOH(s) + H2O(l) = Na(OH)2 + H2 =>
2 NaOH(s) + 2 H2O(l) = 2 Na(OH)2 + H2
NaCl + Na2CO3 = NaClNa2CO3 =>
NaCl + Na2CO3 = NaClNa2CO3
Cl2 + C + H2O = CO2 + HCl =>
2 Cl2 + C + 2 H2O = CO2 + 4 HCl
Sn(OH)4 = SnO2 + H2O =>
Sn(OH)4 = SnO2 + 2 H2O
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O + CO2 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 7 H2O + 6 CO2
Ni(NO3)2 + NaCl = NiCl2 + Na(NO3) =>
Ni(NO3)2 + 2 NaCl = NiCl2 + 2 Na(NO3)
CH3 + Cl2 = CH3Cl =>
2 CH3 + Cl2 = 2 CH3Cl
KBiO3 + HCl = BiCl3 + Cl2 + KCl + H2O =>
KBiO3 + 6 HCl = BiCl3 + Cl2 + KCl + 3 H2O
NaOH(aq) + K2SO4(aq) = Na2SO4 + KOH =>
2 NaOH(aq) + K2SO4(aq) = Na2SO4 + 2 KOH
CH3CH2CHOHCH3 + Cr2O7{2-} + H{+} = CH3CH2COCH3 + Cr{3+} + H2O =>
3 CH3CH2CHOHCH3 + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COCH3 + 2 Cr{3+} + 7 H2O
Cu5FeS4 + O2 = CuO + Fe2O3 + SO2 =>
4 Cu5FeS4 + 29 O2 = 20 CuO + 2 Fe2O3 + 16 SO2
SbF5 = F + SbF3 =>
SbF5 = 2 F + SbF3
I2 + LiOH = LiI + LiIO + H2O =>
I2 + 2 LiOH = LiI + LiIO + H2O
Br2 + H2S = HBr + S =>
Br2 + H2S = 2 HBr + S
C6H14 + HNO3 = C6H13NO2 + H2O =>
C6H14 + HNO3 = C6H13NO2 + H2O
Cd(CH3CO2)2 + FeCl3 = Fe(CH3CO2)3 + CdCl2 =>
3 Cd(CH3CO2)2 + 2 FeCl3 = 2 Fe(CH3CO2)3 + 3 CdCl2
CH3OH + H2 = C3H8 + H2O =>
3 CH3OH + H2 = C3H8 + 3 H2O
CO2 + HO2 = C2H2 + O2 =>
2 CO2 + 2 HO2 = C2H2 + 4 O2
(Na)2WO4 + NH4SCN + HCl + SnCl2 = (Na)2[WO(SCN)5] + NH4Cl + SnCl4 + H2O =>
2(Na)2WO4 + 10 NH4SCN + 12 HCl + SnCl2 = 2(Na)2[WO(SCN)5] + 10 NH4Cl + SnCl4 + 6 H2O
MnO4 + CH3CH2OH = MnO2 + CH3CHO + OH =>
MnO4 + CH3CH2OH = MnO2 + CH3CHO + 2 OH
HCl + CaCO3 = Ca(HCO3) + Cl2 =>
2 HCl + 2 CaCO3 = 2 Ca(HCO3) + Cl2
HBr + C6H5CHCH2 = C8H9Br =>
HBr + C6H5CHCH2 = C8H9Br
C7H5(NO2)3 = C + CO + H2 + N2 =>
2 C7H5(NO2)3 = 2 C + 12 CO + 5 H2 + 3 N2
NF3 + SiO2 = SiF4 + NO + NO2 =>
4 NF3 + 3 SiO2 = 3 SiF4 + 2 NO + 2 NO2
Sr(OH)2 + NH4Cl = SrCl2 + NH4OH =>
Sr(OH)2 + 2 NH4Cl = SrCl2 + 2 NH4OH
SCl2 + H2SO4 = SO2 + HCl =>
SCl2 + H2SO4 = 2 SO2 + 2 HCl
Ca3(PO4)2 + H2SO4 + H2O = Ca(H2PO4)2 + CaSO4*2H2O =>
Ca3(PO4)2 + 2 H2SO4 + 4 H2O = Ca(H2PO4)2 + 2 CaSO4*2H2O
NaClO2 = NaCl + O2 =>
NaClO2 = NaCl + O2
CH3CH2OH + H2O = CH3COOH + H2 =>
CH3CH2OH + H2O = CH3COOH + 2 H2
Cr(NO3)3 + (NH4)2CO3 = (NH4)2NO3 + Cr(CO3)3 =>
Cr(NO3)3 + 3(NH4)2CO3 = 3(NH4)2NO3 + Cr(CO3)3
NaNa + ClCl = NaClNaCl =>
NaNa + ClCl = NaClNaCl
SnCl2 + I2 = SnCl4 + SnI2 =>
2 SnCl2 + I2 = SnCl4 + SnI2
N2(s) + O2(g) = NO2 =>
N2(s) + 2 O2(g) = 2 NO2
Co(NO3)2 + Na4SiO4 = Co4(SiO4)2 + NaNO3 =>
4 Co(NO3)2 + 2 Na4SiO4 = Co4(SiO4)2 + 8 NaNO3
Na2CO3 + C2H4O2 = C2H3O2Na + H2O + CO2 =>
Na2CO3 + 2 C2H4O2 = 2 C2H3O2Na + H2O + CO2
KC8H5O4 + NaOH = KC8H4O4 + Na + H2O =>
KC8H5O4 + NaOH = KC8H4O4 + Na + H2O
K2S + CrCl2 = K2Cl2 + CrS =>
K2S + CrCl2 = K2Cl2 + CrS
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