| Équations équilibrées la veille | Équations équilibrées le lendemain |
KAl(SO4)2 + 3 KOH = Al(OH)3 + 2 K2SO4
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Ca(NO3)2(H2O)4 + (NH4)2HPO4 + NH3 = Ca10(PO4)6(OH)2 + NH4NO3 + H2O =>
10 Ca(NO3)2(H2O)4 + 6(NH4)2HPO4 + 8 NH3 = Ca10(PO4)6(OH)2 + 20 NH4NO3 + 38 H2O
Cu(NO3)2 + KI = Cu(NO3)2KI =>
Cu(NO3)2 + KI = Cu(NO3)2KI
C6H10O6 + H2O = C2H5OH + CO2 =>
6 C6H10O6 + 3 H2O = 11 C2H5OH + 14 CO2
Cu2O + NaOH = Cu(OH)2 + Na + O2 =>
2 Cu2O + 8 NaOH = 4 Cu(OH)2 + 8 Na + O2
NaClO3 = Na + ClO3 =>
NaClO3 = Na + ClO3
C2H5OH + CrO4{2-} + H{+} = CH3COO{-} + Cr(OH)3 + H2O =>
3 C2H5OH + 4 CrO4{2-} + 5 H{+} = 3 CH3COO{-} + 4 Cr(OH)3 + H2O
AlPO4 + (NH4)2CO3 = Al2(CO3)3 + (NH4)3PO4 =>
2 AlPO4 + 3(NH4)2CO3 = Al2(CO3)3 + 2(NH4)3PO4
Hg{2+} + HCl = HgCl2 + H{+} =>
Hg{2+} + 2 HCl = HgCl2 + 2 H{+}
H2SO4(l) + NaHCO3(s) = Na2SO4(s) + CO2(g) + H2O(g) =>
H2SO4(l) + 2 NaHCO3(s) = Na2SO4(s) + 2 CO2(g) + 2 H2O(g)
C6H6 + C3H7Br = C9H12 + HBr =>
C6H6 + C3H7Br = C9H12 + HBr
LiOH + CuSO4 = Li2SO4 + Cu(OH)2* =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2*
C10H14O + NaOH = C10H13NaO + H2O =>
C10H14O + NaOH = C10H13NaO + H2O
Cr(OH)2 + H2O2 = CrO4 + H2O =>
Cr(OH)2 + 3 H2O2 = CrO4 + 4 H2O
Ga2O3 + NaOH + H2O = Na(Ga(OH)4) =>
Ga2O3 + 2 NaOH + 3 H2O = 2 Na(Ga(OH)4)
CCl4 + Cu = CuCl + C =>
CCl4 + 4 Cu = 4 CuCl + C
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
HCl + MnCl2 + NaBiO3 = NaMnO4 + BiCl3 + NaCl + H2O =>
14 HCl + 2 MnCl2 + 5 NaBiO3 = 2 NaMnO4 + 5 BiCl3 + 3 NaCl + 7 H2O
P2O3 + H2O = HPO2 =>
P2O3 + H2O = 2 HPO2
Cl + FeI2 = FeCl3 + I =>
3 Cl + FeI2 = FeCl3 + 2 I
CH3COOH + KOH = KC2H3OO + H2O =>
CH3COOH + KOH = KC2H3OO + H2O
K(IO3) + KOH + Cl2 = K5(IO6) + KCl + H2O =>
K(IO3) + 6 KOH + Cl2 = K5(IO6) + 2 KCl + 3 H2O
H3(PO4) = P2O5 + H2O =>
2 H3(PO4) = P2O5 + 3 H2O
Li2O + F = LiF + O =>
Li2O + 2 F = 2 LiF + O
CuS = Cu2S + S =>
2 CuS = Cu2S + S
NaCl + NaMnO4 + H2O = MnCl2 + Cl2 + NaOH =>
14 NaCl + 2 NaMnO4 + 8 H2O = 2 MnCl2 + 5 Cl2 + 16 NaOH
Cr2(SO4)3 + (NH4)2S2O8 + H2O = H2Cr2O7 + (NH4)2SO4 + H2SO4 =>
Cr2(SO4)3 + 3(NH4)2S2O8 + 7 H2O = H2Cr2O7 + 3(NH4)2SO4 + 6 H2SO4
CsCl + Ca = Cs + CaCl2 =>
2 CsCl + Ca = 2 Cs + CaCl2
Ba(NO3)2 + NH2SO3 + H2O = Ba(NH2)2 + H2SO4 + HNO3 =>
7 Ba(NO3)2 + 16 NH2SO3 + 22 H2O = 7 Ba(NH2)2 + 16 H2SO4 + 16 HNO3
I + AgNO3 + H2O = AgIO3 + AgI + HNO3 =>
6 I + 6 AgNO3 + 3 H2O = AgIO3 + 5 AgI + 6 HNO3
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
Fe + NH4NO3 = Fe(NO3)3 + NH4 =>
Fe + 3 NH4NO3 = Fe(NO3)3 + 3 NH4
AgNO3 + NaI2 = AgI2 + NaNO3 =>
AgNO3 + NaI2 = AgI2 + NaNO3
C2 = C98 =>
49 C2 = C98
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2 =>
Ba(NO3)2 + (NH4)2C2O4 = BaC2O4 + (NO3)2(NH4)2
N2 + NaCl = Na2N + Cl =>
N2 + 4 NaCl = 2 Na2N + 4 Cl
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Cr + MnCl2 = CrCl2 + Mn =>
Cr + MnCl2 = CrCl2 + Mn
SO4 + AgNO3 = Ag + SO4NO3 =>
SO4 + AgNO3 = Ag + SO4NO3
NaHCO3(s) + H(C2H3O2)(aq) = Na(C2H3O2)(aq) + H2O(l) + CO2(g) =>
NaHCO3(s) + H(C2H3O2)(aq) = Na(C2H3O2)(aq) + H2O(l) + CO2(g)
C3H5(OH)3 + Na = C3H5(ONa2)3 + H2 =>
2 C3H5(OH)3 + 12 Na = 2 C3H5(ONa2)3 + 3 H2
K2[Be(OH)4] + SO2 = Be(OH)2 + KHSO3 =>
K2[Be(OH)4] + 2 SO2 = Be(OH)2 + 2 KHSO3
Mg(OH)2 + MgCl2 = HCl + MgO =>
Mg(OH)2 + MgCl2 = 2 HCl + 2 MgO
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
(NH4)HCO3 + HClO4 = CO2 + H2O + NH4ClO4 =>
(NH4)HCO3 + HClO4 = CO2 + H2O + NH4ClO4
SrCl2 + H2O = Sr(OH)2 + HCl =>
SrCl2 + 2 H2O = Sr(OH)2 + 2 HCl
Mg(s) + Cr(C2H3O2)3(aq) = Mg(C2H3O2)2(aq) + Cr(s) =>
3 Mg(s) + 2 Cr(C2H3O2)3(aq) = 3 Mg(C2H3O2)2(aq) + 2 Cr(s)
KCN + Cd(CN)2 = [Cd(CN)4]{2-} + K{+} =>
2 KCN + Cd(CN)2 = [Cd(CN)4]{2-} + 2 K{+}
CCl2O + NH3 = NH4Cl + CO(NH2)2 =>
CCl2O + 4 NH3 = 2 NH4Cl + CO(NH2)2
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