| Équations équilibrées la veille |
4 CuSO4*5H2O = 2 Cu2O + 4 SO4 + 20 H2 + 9 O2
Na2S2O3 + KIO3 = K2S2O3 + NaIO3 =>
Na2S2O3 + 2 KIO3 = K2S2O3 + 2 NaIO3
Ni + Br2 + NaOH = Ni(OH)2 + NaBr =>
Ni + Br2 + 2 NaOH = Ni(OH)2 + 2 NaBr
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Sn + Al = Sn3Al2 =>
3 Sn + 2 Al = Sn3Al2
MgSO4 + Al2S3 = MgS + Al2(SO4)3 =>
3 MgSO4 + Al2S3 = 3 MgS + Al2(SO4)3
Sb2S2 + Fe = Sb + FeS =>
Sb2S2 + 2 Fe = 2 Sb + 2 FeS
HNO3 + H2S = NO + H2O + S =>
2 HNO3 + 3 H2S = 2 NO + 4 H2O + 3 S
HNO3 + I2 = H2O + NO + HIO3 =>
10 HNO3 + 3 I2 = 2 H2O + 10 NO + 6 HIO3
XC12H22 + XO11 = XOH + H2O + CO2 =>
21 XC12H22 + 71 XO11 = 92 XOH + 185 H2O + 252 CO2
KMnO5 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO5 + 20 HCl = 2 MnCl2 + 2 KCl + 7 Cl2 + 10 H2O
Na + HNO3 = O3 + NaHN =>
Na + HNO3 = O3 + NaHN
SnCl2 + Hg = HgCl2 + Sn =>
SnCl2 + Hg = HgCl2 + Sn
KMnO4 + FeCl + HCl = MnCl + FeCl3 + KCl + H2O =>
KMnO4 + 3 FeCl + 8 HCl = MnCl + 3 FeCl3 + KCl + 4 H2O
C6H12O6(s) + O2(g) = CO2(g)H2O =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g)H2O
Pb(C2O4)2 + NH4C2H3O2 = Pb(C2H3O2)4 + (NH4)2C2O4 =>
Pb(C2O4)2 + 4 NH4C2H3O2 = Pb(C2H3O2)4 + 2(NH4)2C2O4
Ca(NO3)2 + NH4Cl = CaCl2 + NH4NO3 =>
Ca(NO3)2 + 2 NH4Cl = CaCl2 + 2 NH4NO3
Mg + Li3PO4 = Mg3(PO4)2 + Li =>
3 Mg + 2 Li3PO4 = Mg3(PO4)2 + 6 Li
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
H3PO4 + Tc(NO3) = Tc3(PO4) + HNO3 =>
H3PO4 + 3 Tc(NO3) = Tc3(PO4) + 3 HNO3
Pb(s) + FeSO4(aq) = Pb2(SO4)4 + Fe(s) =>
2 Pb(s) + 4 FeSO4(aq) = Pb2(SO4)4 + 4 Fe(s)
VO2Cl + NH4OH3 = NH4VO + NH4Cl + H2O =>
VO2Cl + 2 NH4OH3 = NH4VO + NH4Cl + 3 H2O
Na3PO4 + FeCl3 = NaCl + FePO4 =>
Na3PO4 + FeCl3 = 3 NaCl + FePO4
CH3OH + C6H4(OH)COOH = HOC6H4COOCH3 + H2O =>
CH3OH + C6H4(OH)COOH = HOC6H4COOCH3 + H2O
K(MnO4) + H2(SO4) = K2(SO4) + H(MnO4) =>
2 K(MnO4) + H2(SO4) = K2(SO4) + 2 H(MnO4)
C10H15NO + HI + P = PI3 + H2O + C10H15N =>
3 C10H15NO + 6 HI + 2 P = 2 PI3 + 3 H2O + 3 C10H15N
V + Cr2O7 = VO2 + Cr =>
7 V + 2 Cr2O7 = 7 VO2 + 4 Cr
HBr + KBrO3 = Br2 + H2O + KBr =>
6 HBr + KBrO3 = 3 Br2 + 3 H2O + KBr
HS2 + Br2 + H2O = HBr + H2SO4 =>
2 HS2 + 13 Br2 + 16 H2O = 26 HBr + 4 H2SO4
C12H20CHO + Cu(OH)2 = C12H20COOH + Cu2O + H2O =>
C12H20CHO + 2 Cu(OH)2 = C12H20COOH + Cu2O + 2 H2O
C9H14O6 + C2H6O = C4H8O2 + C3H8O3 =>
C9H14O6 + 3 C2H6O = 3 C4H8O2 + C3H8O3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2C2O4 + K2C2O4 + Al(OH)3 = [Al(C2O4)3]{3-} + K{+} + H2O =>
3 H2C2O4 + 3 K2C2O4 + 2 Al(OH)3 = 2[Al(C2O4)3]{3-} + 6 K{+} + 6 H2O
C18H34O2 + Br2 = C18H33O2 + HBr =>
2 C18H34O2 + Br2 = 2 C18H33O2 + 2 HBr
Ni + NaOH = Na + Ni(OH)4 =>
Ni + 4 NaOH = 4 Na + Ni(OH)4
Zn(C2H3O2)2 + AgCl = ZnCl2 + AgC2H3O2 =>
Zn(C2H3O2)2 + 2 AgCl = ZnCl2 + 2 AgC2H3O2
Ca5(PO4)3OH + H2O = H3PO4 + Ca(OH)2 =>
Ca5(PO4)3OH + 9 H2O = 3 H3PO4 + 5 Ca(OH)2
NaHCO3(aq) + AgNO3(aq) = NaNO3(aq) + AgHCO3(s) =>
NaHCO3(aq) + AgNO3(aq) = NaNO3(aq) + AgHCO3(s)
KHSO4 + Cr2(SO4)3 + H2O = K2Cr2O7 + H2SO4 + H2S =>
8 KHSO4 + 4 Cr2(SO4)3 + 16 H2O = 4 K2Cr2O7 + 17 H2SO4 + 3 H2S
SiO(g) + O2 = SiO2 =>
2 SiO(g) + O2 = 2 SiO2
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
K2CO3 + HI = H2CO3 + KI =>
K2CO3 + 2 HI = H2CO3 + 2 KI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K2CrO7 + KI + H2SO4 = I2 + K2SO4 + Cr(SO4)3 + H2O =>
K2CrO7 + 6 KI + 7 H2SO4 = 3 I2 + 4 K2SO4 + Cr(SO4)3 + 7 H2O
Na3P(aq) + CaF2(aq) = NaF(aq) + Ca3P2(aq) =>
2 Na3P(aq) + 3 CaF2(aq) = 6 NaF(aq) + Ca3P2(aq)
Na + N2 = Na2N =>
4 Na + N2 = 2 Na2N
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