| Équations équilibrées la veille |
9 Zn + 2 K2CrO7 + 28 HCl = 9 ZnCl2 + 4 KCl + 2 CrCl3 + 14 H2O
Pb(NO3)2 + Na2S = PbS + NaNO3 =>
Pb(NO3)2 + Na2S = PbS + 2 NaNO3
Al2(SO4)3 + Ca(OH)2 = Ca3(Al(OH)6)2 + CaSO4 =>
Al2(SO4)3 + 6 Ca(OH)2 = Ca3(Al(OH)6)2 + 3 CaSO4
Sr(OH)2 + H2CrO4 = (SrOH)2CrO4 + H2O =>
2 Sr(OH)2 + H2CrO4 = (SrOH)2CrO4 + 2 H2O
NH4OH + KAl(SO4)2 = Al(OH)3 + (NH4)2SO4 + K2SO4 =>
6 NH4OH + 2 KAl(SO4)2 = 2 Al(OH)3 + 3(NH4)2SO4 + K2SO4
C3H7COOH + Mg = C8H14MgO4 + H2 =>
2 C3H7COOH + Mg = C8H14MgO4 + H2
Na2S2O3 + Cl2 + H2O = NaCl + H2SO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaCl + 2 H2SO4 + 6 HCl
Al(OH)3 + HClO3 = H2O + Al(ClO4) =>
Al(OH)3 + HClO3 = 2 H2O + Al(ClO4)
FeI2 + H2O = Fe3O4 + HI + H2 =>
3 FeI2 + 4 H2O = Fe3O4 + 6 HI + H2
Cr(OH)3 + Na2CO3 = Cr2(CO3)3 + Na(OH) =>
2 Cr(OH)3 + 3 Na2CO3 = Cr2(CO3)3 + 6 Na(OH)
H2O + NaH = H2 + NaOH =>
H2O + NaH = H2 + NaOH
NaVO3 + H2SO4 + NaHSO3 = VOSO4 + Na2SO4 + H2O =>
4 NaVO3 + 5 H2SO4 + 2 NaHSO3 = 4 VOSO4 + 3 Na2SO4 + 6 H2O
B + H2O = BO + H2 =>
B + H2O = BO + H2
BaF2 + Ca(NO3)2 = CaF2 + Ba(NO3)2 =>
BaF2 + Ca(NO3)2 = CaF2 + Ba(NO3)2
NaMgO4 + NaOH = Na2MgO4 + O2 + H2O =>
4 NaMgO4 + 4 NaOH = 4 Na2MgO4 + O2 + 2 H2O
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
FeCl2 + H2O2 = Fe(ClO3)2 + H2O =>
FeCl2 + 6 H2O2 = Fe(ClO3)2 + 6 H2O
NH3 + HF = NH2F + H2 =>
NH3 + HF = NH2F + H2
Cu(OH)2 + HCl = Cu(OH)Cl + H2O =>
Cu(OH)2 + HCl = Cu(OH)Cl + H2O
AgNO3(aq) + NH3(aq) + H2O(w) = NH4NO3(aq) + Ag(NH3)2OH(aq) =>
AgNO3(aq) + 3 NH3(aq) + H2O(w) = NH4NO3(aq) + Ag(NH3)2OH(aq)
HBrO4 + Li(OH) = LiBrO4 + H2O =>
HBrO4 + Li(OH) = LiBrO4 + H2O
C6H10O8 + O2 = C3H4O5 + H2O =>
2 C6H10O8 + 3 O2 = 4 C3H4O5 + 2 H2O
L2 + KBr = Br2 + KL =>
L2 + 2 KBr = Br2 + 2 KL
Ag + FeSO4 = Ag2(SO4)3 + Fe =>
2 Ag + 3 FeSO4 = Ag2(SO4)3 + 3 Fe
Hg2Cl2 + SnCl2 = Hg + SnCl4 =>
Hg2Cl2 + SnCl2 = 2 Hg + SnCl4
MgO + SO2 = MgSO3 =>
MgO + SO2 = MgSO3
C2H6 + O1 = CO2 + H8O =>
4 C2H6 + 19 O1 = 8 CO2 + 3 H8O
CoCl2*6H2O + NH4Cl + (NH4)OH + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2 CoCl2*6H2O + 2 NH4Cl + 8(NH4)OH + H2O2 = 2[Co(NH3)5Cl]Cl2 + 22 H2O
Hg + H3PO4 = HgPO4 + H3 =>
Hg + H3PO4 = HgPO4 + H3
C7H7NO2 + O2 = NH3 + CO2 + H2O =>
C7H7NO2 + 7 O2 = NH3 + 7 CO2 + 2 H2O
Fe3(PO4)2 + NaHCO3 = Fe(HCO3)2 + Na3PO4 =>
Fe3(PO4)2 + 6 NaHCO3 = 3 Fe(HCO3)2 + 2 Na3PO4
C(s) + O2 = CO =>
2 C(s) + O2 = 2 CO
CH2 + oxygen = carbondioxide + water =>
2 CH2 + 3 O2 = 2 CO2 + 2 H2O
MnS + H2O = MnO + H2S =>
MnS + H2O = MnO + H2S
C57H82O39 + H2O = C2H5OH + CO2 =>
3 C57H82O39 + 51 H2O = 58 C2H5OH + 55 CO2
NaHCO3(aq) + HCl(aq) = NaCl(aq) + H20(l) + CO3 =>
10 NaHCO3(aq) + 10 HCl(aq) = 10 NaCl(aq) + H20(l) + 10 CO3
TlCl4 + Mg = Tl + MgCl2 =>
TlCl4 + 2 Mg = Tl + 2 MgCl2
Cu2(CO3)(OH)2 = CuO + CO2 + H2O =>
Cu2(CO3)(OH)2 = 2 CuO + CO2 + H2O
LiOHAl(OH)3 = AlOHLi(OH)3 =>
LiOHAl(OH)3 = AlOHLi(OH)3
H + I2 = HI =>
2 H + I2 = 2 HI
KSO4 + MgN2 = KN2 + MgSO4 =>
KSO4 + MgN2 = KN2 + MgSO4
Zn2Fe(CN)6(s) = Fe(CN)6(aq) + Zn(aq) =>
Zn2Fe(CN)6(s) = Fe(CN)6(aq) + 2 Zn(aq)
KCl2 + O = KCl2O3 =>
KCl2 + 3 O = KCl2O3
NH4NO3 + C12H22O11 = N2 + H2O + CO2 =>
24 NH4NO3 + C12H22O11 = 24 N2 + 59 H2O + 12 CO2
Zn(C2H3O2)2 + K2CrO4 = ZnCrO4 + K(C2H3O2) =>
Zn(C2H3O2)2 + K2CrO4 = ZnCrO4 + 2 K(C2H3O2)
B + H2O = B(OH)3 + H2 =>
2 B + 6 H2O = 2 B(OH)3 + 3 H2
MnO4{-} + H{+} + C2H5OH = Mn{2+} + H2O + C2H3O2 =>
MnO4{-} + 3 H{+} + C2H5OH = Mn{2+} + 3 H2O + C2H3O2
CaCl2 + Zn(NO3)2 = Ca(NO3)2 + ZnCl2 =>
CaCl2 + Zn(NO3)2 = Ca(NO3)2 + ZnCl2
C2H6O + Cr2O7{-2} + H{+} = C2H4O2 + H2O + Cr{+3} =>
3 C2H6O + 2 Cr2O7{-2} + 16 H{+} = 3 C2H4O2 + 11 H2O + 4 Cr{+3}
BaO + SO2 = BaS + O3 =>
BaO + SO2 = BaS + O3
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