| Équations équilibrées la veille |
3 MgCl2 + 2 Ag3N = 6 AgCl + Mg3N2
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
AgMnO4 + H2SO4 = Ag2SO4 + HMnO4 =>
2 AgMnO4 + H2SO4 = Ag2SO4 + 2 HMnO4
Cu(OH)Cl + HBr = CuBrCl + H2O =>
Cu(OH)Cl + HBr = CuBrCl + H2O
SiCl4 + LiAlH4 = HCl + Si + AlCl3 + LiCl =>
2 SiCl4 + LiAlH4 = 4 HCl + 2 Si + AlCl3 + LiCl
LiOH(aq) + Al(NO3)3(aq) = LiAl + OH(NO3)3 =>
LiOH(aq) + Al(NO3)3(aq) = LiAl + OH(NO3)3
AgC2H3O2(aq) + Fe(s) = Ag(s) + Fe(C2H3O2)2(aq) =>
2 AgC2H3O2(aq) + Fe(s) = 2 Ag(s) + Fe(C2H3O2)2(aq)
MoO2 + NaCO3 + (NH4)2HPO4 = NaMoP2O8 + H2O + NH3 + CO2 =>
MoO2 + NaCO3 + 2(NH4)2HPO4 = NaMoP2O8 + 3 H2O + 4 NH3 + CO2
KI + Ca3P2 = CaI2 + K3P =>
6 KI + Ca3P2 = 3 CaI2 + 2 K3P
Cu{2+} + Al(s) = Cu + Al{3+} =>
3 Cu{2+} + 2 Al(s) = 3 Cu + 2 Al{3+}
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C + OH = C6OH =>
6 C + OH = C6OH
AlCl3 + NaHSO3 = Al(HSO3)3 + NaCl =>
AlCl3 + 3 NaHSO3 = Al(HSO3)3 + 3 NaCl
Zn(Cl)2 + H2O = Zn(OH)2 + HCl =>
Zn(Cl)2 + 2 H2O = Zn(OH)2 + 2 HCl
S6 + O6 = SO2 =>
S6 + 2 O6 = 6 SO2
C8H18O2 + O2 = CO2 + H2 =>
C8H18O2 + 7 O2 = 8 CO2 + 9 H2
CO2 + H2O = C6H2O3 + O =>
6 CO2 + H2O = C6H2O3 + 10 O
Fe + CN = Fe(CN)4 =>
Fe + 4 CN = Fe(CN)4
Ca(NO3)2 + Na3(PO4) = Ca3(PO4)2 + Na(NO3) =>
3 Ca(NO3)2 + 2 Na3(PO4) = Ca3(PO4)2 + 6 Na(NO3)
LiO + CO2 = LiO2 + C =>
2 LiO + CO2 = 2 LiO2 + C
Pb(NO3)2 + (Na2)2CO3 = PbCO3 + Na2NO3 =>
Pb(NO3)2 + (Na2)2CO3 = PbCO3 + 2 Na2NO3
CO3Na2 + SO4H2 = SO4Na2 + CO3HNa =>
2 CO3Na2 + SO4H2 = SO4Na2 + 2 CO3HNa
Cr2O7{2-} + H{+} + I{-} = I2 + Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6 I{-} = 3 I2 + 2 Cr{3+} + 7 H2O
FeCl2 + K2SO4 = FeSO4 + Cl2K2 =>
FeCl2 + K2SO4 = FeSO4 + Cl2K2
Y(NO)3 + Al(NO)3 + CON2H4 = (YAl)2O3 + CO2 + H2O + N2 =>
2 Y(NO)3 + 2 Al(NO)3 + 3 CON2H4 = (YAl)2O3 + 3 CO2 + 6 H2O + 9 N2
K2S + HIO3 + HCl = I2 + S + KCl + H2O =>
5 K2S + 2 HIO3 + 10 HCl = I2 + 5 S + 10 KCl + 6 H2O
H2S + H2SO3 = S + H2O2 =>
H2S + 2 H2SO3 = 3 S + 3 H2O2
Na + C2O = Na2O + C =>
2 Na + C2O = Na2O + 2 C
Al(g) + HCl(g) = AlCl3(s) + H2(g) =>
2 Al(g) + 6 HCl(g) = 2 AlCl3(s) + 3 H2(g)
J2G + Ha = Ha2G + J2 =>
J2G + 2 Ha = Ha2G + J2
Ba + Fe{+3}— = Ba{+2} + Fe =>
3 Ba + 2 Fe{+3}— = 3 Ba{+2} + 2 Fe
F2 + NaOH = NaF + H2 + O2 =>
F2 + 2 NaOH = 2 NaF + H2 + O2
Na2CO3 + H3O = H2CO3 + NaO + H =>
Na2CO3 + 2 H3O = H2CO3 + 2 NaO + 4 H
BaH2(s) + H2O(l) = Ba(OH)2(ac) + H2 =>
BaH2(s) + 2 H2O(l) = Ba(OH)2(ac) + 2 H2
MgO + CO2 = MgCO3 =>
MgO + CO2 = MgCO3
Li + Cu2SO4 = Cu + Li2SO4 =>
2 Li + Cu2SO4 = 2 Cu + Li2SO4
Al + (OH){-}1 + (NO3){-}1 + (H2O) = AlO2{-}1 + NH3 =>
8 Al + 5(OH){-}1 + 3(NO3){-}1 + 2(H2O) = 8 AlO2{-}1 + 3 NH3
CaCl2 + (NH4)2 + SO4 = CaSO4 + NH4Cl =>
CaCl2 + (NH4)2 + SO4 = CaSO4 + 2 NH4Cl
NaNO3 + AgCl + NH4OH = NH4Cl + AgNO3 + NaOH =>
NaNO3 + AgCl + NH4OH = NH4Cl + AgNO3 + NaOH
Hg(NO3)2 + NH4CN = Hg(CN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4CN = Hg(CN)2 + 2 NH4NO3
CH3C6H4CH3 + KMnO4 + KOH = C6H5COOH + K2MnO4 + H2O =>
7 CH3C6H4CH3 + 54 KMnO4 + 54 KOH = 8 C6H5COOH + 54 K2MnO4 + 38 H2O
CuOHNO3 + HNO3 = Cu(NO3)2 + H2O =>
CuOHNO3 + HNO3 = Cu(NO3)2 + H2O
Mg + C3H7COOH = Mg(C3H7COO) + H2 =>
2 Mg + 2 C3H7COOH = 2 Mg(C3H7COO) + H2
CoCl2 + CH3COOK + H4EDTA + H2O2 = K[Co(EDTA)] + H2O + CH3COOH + KCl =>
2 CoCl2 + 6 CH3COOK + 2 H4EDTA + H2O2 = 2 K[Co(EDTA)] + 2 H2O + 6 CH3COOH + 4 KCl
CaO + NaOH = Ca(OH)NaO =>
CaO + NaOH = Ca(OH)NaO
Fe(NO3)3 + NH4HO = FeH3 + N(NO3)3 + O2 =>
20 Fe(NO3)3 + 12 NH4HO = 20 FeH3 + 18 N(NO3)3 + 15 O2
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
C10H8 + CaCO3 = C8H18O + Ca + CO2 =>
9 C10H8 + 120 CaCO3 = 4 C8H18O + 120 Ca + 178 CO2
KOH(aq) + H3PO4(aq) = K3(PO4) + H2O =>
3 KOH(aq) + H3PO4(aq) = K3(PO4) + 3 H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
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