| Équations équilibrées la veille |
MgCl2 + Na2CO3 + H2O = Mg(OH)2 + CO2 + 2 NaCl
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Zn + OH{-} + H2O + NO3{-} = Zn(OH)4{2-} + NH3 =>
4 Zn + 7 OH{-} + 6 H2O + NO3{-} = 4 Zn(OH)4{2-} + NH3
Ca(OH)2 + Zn(OH)2 = CaZnO2 + H2O =>
Ca(OH)2 + Zn(OH)2 = CaZnO2 + 2 H2O
LiOH + H2SO4 = LiSO3 + H2 + O2 =>
2 LiOH + 2 H2SO4 = 2 LiSO3 + 3 H2 + 2 O2
CH3CO2H + KOH = CH3CO2K + H2O =>
CH3CO2H + KOH = CH3CO2K + H2O
C6H13NO2 + HCl = ClNH3(CH3)2CH2(CH)2COOH =>
C6H13NO2 + HCl = ClNH3(CH3)2CH2(CH)2COOH
C10H14O3N4 + O2 = CO2 + H2O + N2 =>
C10H14O3N4 + 12 O2 = 10 CO2 + 7 H2O + 2 N2
Al(C2H3O2)3 + Na3PO4 = AlPO4 + NaC2H3O2 =>
Al(C2H3O2)3 + Na3PO4 = AlPO4 + 3 NaC2H3O2
K2Cr2O7 + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
S8(s) + F2 = SF4(g) =>
S8(s) + 16 F2 = 8 SF4(g)
NH4OH + Cr2(SO4)3 = (NH4)2SO4 + Cr(OH)3 =>
6 NH4OH + Cr2(SO4)3 = 3(NH4)2SO4 + 2 Cr(OH)3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2CO3 + H2CO3 = KHCO3 =>
K2CO3 + H2CO3 = 2 KHCO3
FeO + SO2 = FeS + O2 =>
2 FeO + 2 SO2 = 2 FeS + 3 O2
N2 + O = N2O5 =>
N2 + 5 O = N2O5
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
SrSO3(s) + HI(aq) = SrI2(aq) + SO2(g) + H2O(l) =>
SrSO3(s) + 2 HI(aq) = SrI2(aq) + SO2(g) + H2O(l)
NH3 + KOH = NH2 + K + H2O =>
NH3 + KOH = NH2 + K + H2O
SnCl2 + NaOH = Sn(OH)2 + NaCl =>
SnCl2 + 2 NaOH = Sn(OH)2 + 2 NaCl
TiCl4 + H2O = [TiO(OH)Cl] + HCl = TiO2 =>
TiCl4 + 2 H2O = [TiO(OH)Cl] + 3 HCl
NaCl + P(NO3)2 = NaNO3 + PCl2 =>
2 NaCl + P(NO3)2 = 2 NaNO3 + PCl2
Zn(OH)2 + HO{-} = ZnO2{2-} + H2O =>
Zn(OH)2 + 2 HO{-} = ZnO2{2-} + 2 H2O
LiAlH4(s) + AlCl3(s) = AlH3(s) + LiCl(s) =>
3 LiAlH4(s) + AlCl3(s) = 4 AlH3(s) + 3 LiCl(s)
Br + CuI = CuBr + I =>
Br + CuI = CuBr + I
C50H100O40N + O2 = CO + NH4 + H2O =>
C50H100O40N + 29 O2 = 50 CO + NH4 + 48 H2O
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
Fe3O3 + CO = Fe + CO30 =>
29 Fe3O3 + 3 CO = 87 Fe + 3 CO30
Cr2O3 + NaOH = Cr(OH)3 + Na2O =>
Cr2O3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2O
Sr + F2 = Sr(F2)2 =>
Sr + 2 F2 = Sr(F2)2
HSbF6 + Al = Al(SbF6)3 + H2 =>
6 HSbF6 + 2 Al = 2 Al(SbF6)3 + 3 H2
Fe(NO3)3 + H2SO4 + KI = Fe2(SO4)3 + NO + K2SO4 + I2 + H2O =>
2 Fe(NO3)3 + 12 H2SO4 + 18 KI = Fe2(SO4)3 + 6 NO + 9 K2SO4 + 9 I2 + 12 H2O
ZnO + NaHCO3 = Na2O + Zn(HCO3)2 =>
ZnO + 2 NaHCO3 = Na2O + Zn(HCO3)2
FeCl3 + AlN = FeN + AlCl3 =>
FeCl3 + AlN = FeN + AlCl3
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
K3PO4 + Cd(C2H3O2)2 = KC2H3O2 + Cd3(PO4)2(s) =>
2 K3PO4 + 3 Cd(C2H3O2)2 = 6 KC2H3O2 + Cd3(PO4)2(s)
CO2 + Cu2S = Cu2O + CO + SO2 =>
3 CO2 + Cu2S = Cu2O + 3 CO + SO2
H3PO4 + CuOH = Cu3PO4 + HOH =>
H3PO4 + 3 CuOH = Cu3PO4 + 3 HOH
Li2(SO4) + Pb(C2H3O2)2 = Li(C2H3O2) + Pb(SO4) =>
Li2(SO4) + Pb(C2H3O2)2 = 2 Li(C2H3O2) + Pb(SO4)
Ca(OH)2 + (NH4)SO4 = Ca(SO4)2 + NH3 + H2O =>
Ca(OH)2 + 2(NH4)SO4 = Ca(SO4)2 + 2 NH3 + 2 H2O
HNO3 + ZnCO3 = H2CO3 + Zn(NO3)2 =>
2 HNO3 + ZnCO3 = H2CO3 + Zn(NO3)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu2C2 + HNO3 + NO = C2N2O2 + Cu(NO3)2 + H2O =>
3 Cu2C2 + 16 HNO3 + 2 NO = 3 C2N2O2 + 6 Cu(NO3)2 + 8 H2O
Na2CO3 + CaCO3 + H2O = Ca(HCO3)2 + NaOH =>
Na2CO3 + CaCO3 + 2 H2O = Ca(HCO3)2 + 2 NaOH
C6H12O6 + NO3{-} + H{+} = N2 + H2O + CO2 =>
5 C6H12O6 + 24 NO3{-} + 24 H{+} = 12 N2 + 42 H2O + 30 CO2
BaCl2 + H2SO4 = SO4Ba + HCl =>
BaCl2 + H2SO4 = SO4Ba + 2 HCl
HBr + H2SO4 = Br2 + SO2 + H2O =>
2 HBr + H2SO4 = Br2 + SO2 + 2 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
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