| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + H2CO3 = MgCO3 + H2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Al + KMnO4 + H2SO4 = Al2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Al + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
NaOH(aq) = Na + OH =>
NaOH(aq) = Na + OH
NH4(NO2) = N2 + H2O =>
NH4(NO2) = N2 + 2 H2O
Fe(NO3)3 + (NH4)3PO4 = FePO4 + NH4NO3 =>
Fe(NO3)3 + (NH4)3PO4 = FePO4 + 3 NH4NO3
H + Cl + O2 = HClO4 =>
H + Cl + 2 O2 = HClO4
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
NaHCO3 = Na2CO3 + CO2H2O =>
2 NaHCO3 = Na2CO3 + CO2H2O
C6H4(COOH)2 + NaOH = C6H4(COONa)2 + H2O =>
C6H4(COOH)2 + 2 NaOH = C6H4(COONa)2 + 2 H2O
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)Cl(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + CaCl2(aq) = 2(NH4)Cl(aq) + CaCO3(s)
N2O4 + CO = N2 + CO2 =>
N2O4 + 4 CO = N2 + 4 CO2
Fe2O3 + Pb = FeO + PbO =>
Fe2O3 + Pb = 2 FeO + PbO
NaHCO3(s) + H(aq) = Na(aq) + CO2(g) + H2O =>
NaHCO3(s) + H(aq) = Na(aq) + CO2(g) + H2O
Na2SO3 + Ba(NO3)2 = Na2(NO3)2 + BaSO3 =>
Na2SO3 + Ba(NO3)2 = Na2(NO3)2 + BaSO3
HCl + HClO4 = H2O + Cl2 =>
7 HCl + HClO4 = 4 H2O + 4 Cl2
H2SO4 + K2Cr2O7 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
4 H2SO4 + K2Cr2O7 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
P2 + S = P2S5 =>
P2 + 5 S = P2S5
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(iii) + Cl2 = FeCl3 =>
2 Fe(iii) + 3 Cl2 = 2 FeCl3
HCl + HClO4 = H2O + Cl2 =>
7 HCl + HClO4 = 4 H2O + 4 Cl2
NaHSO4 = Na2S2O7 + H2O =>
2 NaHSO4 = Na2S2O7 + H2O
NO2 + H2SO4 = HNO3 + SO2 =>
2 NO2 + H2SO4 = 2 HNO3 + SO2
Na2SO3(aq) + H2SO4(aq) = Na2SO4 + H2SO3 =>
Na2SO3(aq) + H2SO4(aq) = Na2SO4 + H2SO3
KHSO4 + BaCl2 = BaSO4 + KCl + HCl =>
KHSO4 + BaCl2 = BaSO4 + KCl + HCl
Al(OH)3 + N2O5 = Al(NO3)3 + H2O =>
2 Al(OH)3 + 3 N2O5 = 2 Al(NO3)3 + 3 H2O
Zn + NO3 = Zn(NO3)2 =>
Zn + 2 NO3 = Zn(NO3)2
NaCl(s) + H2SO4(ac) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(ac) = 2 HCl(g) + Na2SO4(s)
SO2 + HCl = S + Cl2 + H2O =>
SO2 + 4 HCl = S + 2 Cl2 + 2 H2O
NaBr + H2O = NaOH + HBr =>
NaBr + H2O = NaOH + HBr
Al + KMnO4 = Al2O3 + MnO2 + K2O =>
2 Al + 2 KMnO4 = Al2O3 + 2 MnO2 + K2O
NaCl + BaCl2 = Na2Ba + Cl =>
2 NaCl + BaCl2 = Na2Ba + 4 Cl
NaNO2 + H2SO4 = NO + HNO3 + H2O + Na2SO4 =>
6 NaNO2 + 3 H2SO4 = 4 NO + 2 HNO3 + 2 H2O + 3 Na2SO4
Mg + Ba(OH)2 = Ba + Mg(OH)2 =>
Mg + Ba(OH)2 = Ba + Mg(OH)2
Na2SiO3 + H2O = H2SiO3 + Na2O =>
Na2SiO3 + H2O = H2SiO3 + Na2O
Cr(OH)3 + HCl = CrOHCl2 + H2O =>
Cr(OH)3 + 2 HCl = CrOHCl2 + 2 H2O
HCOOH + NaOH = NaCOOH + H2O =>
HCOOH + NaOH = NaCOOH + H2O
FeCl3 + NaHCO3 = CO2 + Fe(OH)3 + NaCl =>
FeCl3 + 3 NaHCO3 = 3 CO2 + Fe(OH)3 + 3 NaCl
C4H8O + BF3 = C4H7O{-} + BF3H{+} =>
C4H8O + BF3 = C4H7O{-} + BF3H{+}
K2SiO3 + HCl = SiO2 + H2O + KCl =>
K2SiO3 + 2 HCl = SiO2 + H2O + 2 KCl
Pb(NO3)2 + K3Fe(CN)6 = Pb3[Fe(CN)6]2 + KNO3 =>
3 Pb(NO3)2 + 2 K3Fe(CN)6 = Pb3[Fe(CN)6]2 + 6 KNO3
FeC2O4 + K2C2O4 + H2O2 + H2C2O4 + H2O = K3[Fe(C2O4)3]*3H2O =>
2 FeC2O4 + 3 K2C2O4 + H2O2 + H2C2O4 + 4 H2O = 2 K3[Fe(C2O4)3]*3H2O
As + H2 = AsH5 =>
2 As + 5 H2 = 2 AsH5
CH3COOHNaOH = CH3COONaH2O =>
CH3COOHNaOH = CH3COONaH2O
Sb2O5 = Sb + O2 =>
2 Sb2O5 = 4 Sb + 5 O2
Zn + HNO3 = Zn(NO3) + (NH4)(NO3) + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + (NH4)(NO3) + 3 H2O
KMnO4 + H2C2O4 = Mn + CO2 + H2O + K =>
KMnO4 + 4 H2C2O4 = Mn + 8 CO2 + 4 H2O + K
Y2O3 + BaCO3 + CuO + O2 = YBa2Cu3O7 + CO2 =>
2 Y2O3 + 8 BaCO3 + 12 CuO + O2 = 4 YBa2Cu3O7 + 8 CO2
Cu + H2SO4 + H2O2 = CuSO4 + H2O =>
Cu + H2SO4 + H2O2 = CuSO4 + 2 H2O
N2(s) + O2(g) = N2O(g) =>
2 N2(s) + O2(g) = 2 N2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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