| Équations équilibrées la veille |
2 Ca + 2 NaCl + 2 H2O = 2 CaOHCl + 2 Na + H2
K2CrO4 + IK + HCl = I2 + KCl + CrCl3 + H2O =>
2 K2CrO4 + 6 IK + 16 HCl = 3 I2 + 10 KCl + 2 CrCl3 + 8 H2O
Al2(SO4)3(ac) + NH4OH(ac) = Al(OH)3(s) + (NH4)2SO4(ac) =>
Al2(SO4)3(ac) + 6 NH4OH(ac) = 2 Al(OH)3(s) + 3(NH4)2SO4(ac)
C14H14 = C10H4 + C4H10 =>
C14H14 = C10H4 + C4H10
KOH + H202 + Cr(OH)3 = K2CrO + H2O =>
404 KOH + 3 H202 + 202 Cr(OH)3 = 202 K2CrO + 808 H2O
CaO + H3PO4 = (CaOH)3PO4 =>
3 CaO + H3PO4 = (CaOH)3PO4
ZnCo3 + H3PO4 = Zn3(PO4)2 + H2Co3 =>
3 ZnCo3 + 2 H3PO4 = Zn3(PO4)2 + 3 H2Co3
LiOH + Cu + H2O = Li[Cu(OH)4] + H2 =>
2 LiOH + 2 Cu + 6 H2O = 2 Li[Cu(OH)4] + 3 H2
NaNO2 + MnO2 + H2SO4 = NaNO3 + MnSO4 + H2O =>
NaNO2 + MnO2 + H2SO4 = NaNO3 + MnSO4 + H2O
AlCl3N(CH3)3 = AlCl3[N(CH3)3] =>
AlCl3N(CH3)3 = AlCl3[N(CH3)3]
SrCl2 + Na2Cl = Na2Sr + Cl2 =>
2 SrCl2 + 2 Na2Cl = 2 Na2Sr + 3 Cl2
Co(NO3)2(aq) + NaOH = Co(OH)2 + NaNO3 =>
Co(NO3)2(aq) + 2 NaOH = Co(OH)2 + 2 NaNO3
Ag{+} + S2{-} + H = Ag2S + H2S =>
2 Ag{+} + 2 S2{-} + 6 H = Ag2S + 3 H2S
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Fe2(SO4)3 + Na2S = Na2SO4 + Fe2S3 =>
Fe2(SO4)3 + 3 Na2S = 3 Na2SO4 + Fe2S3
CH3COOH + Al(OH)3 = HOH + Al(CH3COO)3 =>
3 CH3COOH + Al(OH)3 = 3 HOH + Al(CH3COO)3
H3PO4(aq) + Sr(OH)2(aq) = H2O(l) + Sr3(PO4)2(aq) =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = 6 H2O(l) + Sr3(PO4)2(aq)
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
Ni(OH)3 + HCl + H2O = NiCl2*6H2O + Cl2 =>
2 Ni(OH)3 + 6 HCl + 6 H2O = 2 NiCl2*6H2O + Cl2
Co + NaC1 = Na + CoC12 =>
Co + 12 NaC1 = 12 Na + CoC12
Ba(OH)2 + Na2CO3 = BaCO3 + NaOH =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 NaOH
NiCl2 + NaOH = Ni(OH)02 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)02 + 2 NaCl
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
NaCl + C10H16N2O8 = Na2C10H14N2O8 + HCl =>
2 NaCl + C10H16N2O8 = Na2C10H14N2O8 + 2 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(iii)Cl + CaH = Fe(iii)H + CaCl =>
Fe(iii)Cl + CaH = Fe(iii)H + CaCl
MnO4{-} + Br{-} + H{+} = Mn{2+} + Br2 + H2O =>
2 MnO4{-} + 10 Br{-} + 16 H{+} = 2 Mn{2+} + 5 Br2 + 8 H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
HClO + V{3+} + H2O = Cl{-} + VO{2+} + H{+} =>
HClO + 2 V{3+} + H2O = Cl{-} + 2 VO{2+} + 3 H{+}
Mg(NO3)2 + NaOH = Mg(OH)2(s) + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2(s) + 2 Na(NO3)
Fe(C2H3O2)2 + NaOH = Fe(OH)2 + NaC2H3O2 =>
Fe(C2H3O2)2 + 2 NaOH = Fe(OH)2 + 2 NaC2H3O2
Mn + OH = MnO(OH)2 + H2O =>
Mn + 4 OH = MnO(OH)2 + H2O
C3H5(NO3)3(l) = N2(g) + O2(g) + CO2(g) + H2O(g) =>
4 C3H5(NO3)3(l) = 6 N2(g) + O2(g) + 12 CO2(g) + 10 H2O(g)
FeS2 + CI2 = FeCI3 + S2CI =>
FeS2 + 2 CI2 = FeCI3 + S2CI
(NH4)2H2ZrO(SO4)3 + Na2CO3 = (NH4)2CO3 + Zr(OH)2CO3 + CO2 + Na2SO4 =>
(NH4)2H2ZrO(SO4)3 + 3 Na2CO3 = (NH4)2CO3 + Zr(OH)2CO3 + CO2 + 3 Na2SO4
Li + CO2 = Li2O + C =>
4 Li + CO2 = 2 Li2O + C
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
C2H5OH + Cr2O7 = Cr(OH)3 + CO =>
C2H5OH + Cr2O7 = 2 Cr(OH)3 + 2 CO
CoCO3 + H2SO4 = CoSO4 + H2CO3 =>
CoCO3 + H2SO4 = CoSO4 + H2CO3
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4) + H2O + K2SO4 =>
10 Al + 3 K2Cr2O7 + 21 H2SO4 = 5 Al2(SO4)3 + 3 Cr2(SO4) + 21 H2O + 3 K2SO4
HgCl2 + H2S = Hg2S2 + HCl =>
2 HgCl2 + 2 H2S = Hg2S2 + 4 HCl
Fe2(SO4)3 + H2S = FeSO4 + H2O + S =>
Fe2(SO4)3 + 4 H2S = 2 FeSO4 + 4 H2O + 5 S
NH3 + NHO2 = NH4NO2 =>
NH3 + NHO2 = NH4NO2
CuCl2 + KOH + Te(OH)6 = K2[Cu(TeO4)(OH)2]H2O + KCl + H2O =>
CuCl2 + 4 KOH + Te(OH)6 = K2[Cu(TeO4)(OH)2]H2O + 2 KCl + 3 H2O
Sc + F2 = Sc2F2 =>
2 Sc + F2 = Sc2F2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr(No3)2 + Al = Al(No3)2 + Cr =>
Cr(No3)2 + Al = Al(No3)2 + Cr
Zn(C2H3O2)(aq) + Na3PO4(aq) = Zn3PO4(s) + NaC2H3O2 =>
3 Zn(C2H3O2)(aq) + Na3PO4(aq) = Zn3PO4(s) + 3 NaC2H3O2
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