| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr + 3 Fe(NO3)2(aq) = 3 Fe + 2 Cr(NO3)3(aq)
C10H8O + NaOH = H2O + C10H8O2 + Na =>
C10H8O + 2 NaOH = H2O + C10H8O2 + 2 Na
NH3(aq) + H2O(l) + CoCl2(aq) = NH4Cl + Co(OH)2 =>
2 NH3(aq) + 2 H2O(l) + CoCl2(aq) = 2 NH4Cl + Co(OH)2
CaCO3(s) + HCl(l) = CaCl2 + H2CO3 =>
CaCO3(s) + 2 HCl(l) = CaCl2 + H2CO3
Cu + Na2CO3 = Cu2CO3 + Na =>
2 Cu + Na2CO3 = Cu2CO3 + 2 Na
Co(NO3)2 + (NH4)2CO3 = CoCO3 + NH4NO3 =>
Co(NO3)2 + (NH4)2CO3 = CoCO3 + 2 NH4NO3
Pb + Br2 = PbBr2 =>
Pb + Br2 = PbBr2
Na2SO4 + CaCl2 = NaCl + CaSO4 =>
Na2SO4 + CaCl2 = 2 NaCl + CaSO4
Pb(NO3)2 + H2O = Pb + O2 + HNO3 =>
2 Pb(NO3)2 + 2 H2O = 2 Pb + O2 + 4 HNO3
H3PO4 + Na2SO3 = SO2 + H2O + Na3PO4 =>
2 H3PO4 + 3 Na2SO3 = 3 SO2 + 3 H2O + 2 Na3PO4
Te + H2SO4 = TeO2 + SO2 + H2O =>
Te + 2 H2SO4 = TeO2 + 2 SO2 + 2 H2O
KAl(OH)4 + H2SO4 = Al(OH)3 + K2SO4 + H2O =>
2 KAl(OH)4 + H2SO4 = 2 Al(OH)3 + K2SO4 + 2 H2O
CH3COOK + H2O = CH3COOK*H2O =>
CH3COOK + H2O = CH3COOK*H2O
CHCl3 + NH3 = NH4CN + NH4Cl =>
CHCl3 + 5 NH3 = NH4CN + 3 NH4Cl
H3PO4 + LiOH = Li3PO4 + HOH =>
H3PO4 + 3 LiOH = Li3PO4 + 3 HOH
Cu(CO3) + HCl = CuCl2 + H2(CO3) =>
Cu(CO3) + 2 HCl = CuCl2 + H2(CO3)
Mn(ClO4)2 = Mn + ClO4 =>
Mn(ClO4)2 = Mn + 2 ClO4
BaS + Mg = MgS + Ba =>
BaS + Mg = MgS + Ba
Sn + FeCl3 = SnCl4 + FeCl2 =>
Sn + 4 FeCl3 = SnCl4 + 4 FeCl2
H2SO3 + K2O = K2S2O5 + H2O =>
2 H2SO3 + K2O = K2S2O5 + 2 H2O
BiO + H = Bi + H2O =>
BiO + 2 H = Bi + H2O
K2CO3(aq) + FeCl3(aq) = KCl(aq) + Fe2(CO3)3 =>
3 K2CO3(aq) + 2 FeCl3(aq) = 6 KCl(aq) + Fe2(CO3)3
NaH2PO4 + NaHCO3 = Na3PO4 + CO2 + H2O =>
NaH2PO4 + 2 NaHCO3 = Na3PO4 + 2 CO2 + 2 H2O
(NH2)2CO + H2O = NH3 + CO2 =>
(NH2)2CO + H2O = 2 NH3 + CO2
Zn(NO3)2 = ZnO + NO + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO + 3 O2
S + KNO3 + H2O = H2SO4 + KNO2 =>
S + 3 KNO3 + H2O = H2SO4 + 3 KNO2
CuSO4 + KI = Cu(I)2 + (K)2SO4 =>
CuSO4 + 2 KI = Cu(I)2 + (K)2SO4
H4P2O7 + Mg(OH)2 = H2O + Mg2(P2O7) =>
H4P2O7 + 2 Mg(OH)2 = 4 H2O + Mg2(P2O7)
Zn + NaCl = Zn(NaCl) =>
Zn + NaCl = Zn(NaCl)
HgS = Hg + S8 =>
8 HgS = 8 Hg + S8
Ba(OH)2 + H2CO3 = BaCO3 + H2O =>
Ba(OH)2 + H2CO3 = BaCO3 + 2 H2O
Na2S + ZnCH3COO2 = ZnS + Na2CH3COO2 =>
Na2S + ZnCH3COO2 = ZnS + Na2CH3COO2
MgBr2(aq)Pb(NO3)2(aq) = PbBr2(s)Mg(NO3)2(aq) =>
MgBr2(aq)Pb(NO3)2(aq) = PbBr2(s)Mg(NO3)2(aq)
PbSO4 + HNO3 = Pb(NO3)2 + H2SO4 =>
PbSO4 + 2 HNO3 = Pb(NO3)2 + H2SO4
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l) =>
H2C2O4(aq) + NaOH(aq) = NaHC2O4(aq) + H2O(l)
K2SO4 + HNO3 = KNO3 + SO3*H2O =>
K2SO4 + 2 HNO3 = 2 KNO3 + SO3*H2O
K2Cr2O7 + HI + H2SO4 = I2 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 HI + 4 H2SO4 = 3 I2 + K2SO4 + Cr2(SO4)3 + 7 H2O
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
K2MnO4 + K2S + HCl = K2SO4 + KCl + MnCl2 + H2O =>
2 K2MnO4 + K2S + 8 HCl = K2SO4 + 4 KCl + 2 MnCl2 + 4 H2O
HCl(g) + NH4OH(g) = H2O(g) + NH4Cl(g) =>
HCl(g) + NH4OH(g) = H2O(g) + NH4Cl(g)
HNO3 + Na2O = NaNO3 + H2O =>
2 HNO3 + Na2O = 2 NaNO3 + H2O
Pb(OH)4 + KOH = K2[Pb(OH)6] =>
Pb(OH)4 + 2 KOH = K2[Pb(OH)6]
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2SO3 + H2SO4 = Na2SO4 + H2O + SO2
CH2CH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH2CH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 6 CH3CH(OH)CH2(OH) + 4 KOH
H2CO3 + Cu(OH)2 = Cu(CO3) + H2O =>
H2CO3 + Cu(OH)2 = Cu(CO3) + 2 H2O
Cu(NO3)2 + K2S = CuS + K2(NO3)2 =>
Cu(NO3)2 + K2S = CuS + K2(NO3)2
CuSO4 + NH4(SO3) = CuSO3 + NH4SO4 =>
CuSO4 + NH4(SO3) = CuSO3 + NH4SO4
Fe + Cd(NO3)2 = Fe(NO3)2 + Cd =>
Fe + Cd(NO3)2 = Fe(NO3)2 + Cd
LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g) =>
2 LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g)
Ba(NO3)2 + NaI = BaI2 + Na(NO3) =>
Ba(NO3)2 + 2 NaI = BaI2 + 2 Na(NO3)
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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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