| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + 2 KI = 2 KBr + I2
HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + H2O(l) =>
2 HCl(aq) + Mg(OH)2(aq) = MgCl2(aq) + 2 H2O(l)
HBr + HNO3 = NO2 + Br + H2O =>
HBr + HNO3 = NO2 + Br + H2O
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
(VO2(H2O)4){+} + Zn + H{+} = (V(H2O)6){2+} + Zn{2{+} =>
2(VO2(H2O)4){+} + 3 Zn + 8 H{+} = 2(V(H2O)6){2+} + 3 Zn{2{+}
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Fe(OH)3*H2O + HCl = FeCl3 + H2O =>
Fe(OH)3*H2O + 3 HCl = FeCl3 + 4 H2O
Fe(s) + O(g) = FeO =>
Fe(s) + O(g) = FeO
Na4SiO4(s) = Na(aq) + Si(aq) + O2(g) =>
Na4SiO4(s) = 4 Na(aq) + Si(aq) + 2 O2(g)
Na2CO3(s) + HCl(ag) = NaCl(ag) + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl(ag) = 2 NaCl(ag) + CO2(g) + H2O
Zn(a) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(a) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
H6TeO6 + Se = Te + H2O + SeO2 =>
2 H6TeO6 + 3 Se = 2 Te + 6 H2O + 3 SeO2
HBr + HNO3 = NO2 + Br + H2O =>
HBr + HNO3 = NO2 + Br + H2O
NaCl + NH4NO3 = NH4ClNaNO3 =>
NaCl + NH4NO3 = NH4ClNaNO3
HCO3 + Cu = CuCO3 + H2O + CO2 =>
2 HCO3 + Cu = CuCO3 + H2O + CO2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Fe27S7 + O2 = Fe2O48 + SO10 =>
2 Fe27S7 + 718 O2 = 27 Fe2O48 + 14 SO10
MgCl2 + MnO2 + HNO3 = Mg(NO3)2 + Mn(NO3)2 + H2O + Cl2 =>
MgCl2 + MnO2 + 4 HNO3 = Mg(NO3)2 + Mn(NO3)2 + 2 H2O + Cl2
MnO4{-} + S2O32{-} + H{+} = MnO2 + SO42{-} + H2O =>
103 MnO4{-} + 3 S2O32{-} + 100 H{+} = 103 MnO2 + 6 SO42{-} + 50 H2O
H2SO4 + C2H5OH + K2Cr2O7 = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
8 H2SO4 + 3 C2H5OH + 2 K2Cr2O7 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 11 H2O
K2O2(s) + H2O(g) + CO2(g) = KHCO3(s) + O2(g) =>
2 K2O2(s) + 2 H2O(g) + 4 CO2(g) = 4 KHCO3(s) + O2(g)
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
NaCO3(s) + HBr(aq) = NaBr2(aq) + H2O(l) + CO2(g) =>
NaCO3(s) + 2 HBr(aq) = NaBr2(aq) + H2O(l) + CO2(g)
HCl(aq) + NH4HCO3(aq) = NH4Cl + H2O + CO2 =>
HCl(aq) + NH4HCO3(aq) = NH4Cl + H2O + CO2
Zn(NO3)2 + Co = Co(NO3)2 + Zn =>
Zn(NO3)2 + Co = Co(NO3)2 + Zn
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Ni + Cd(NO3)2 = Cd + Ni(NO3)2 =>
Ni + Cd(NO3)2 = Cd + Ni(NO3)2
Na2SO3 + Na2SeO3 + H2O = Na2SO4 + NaOH + Na2SSeO3 =>
3 Na2SO3 + Na2SeO3 + H2O = 2 Na2SO4 + 2 NaOH + Na2SSeO3
MgCl2 + MnO2 + HNO3 = Mg(NO3)2 + Mn(NO3)2 + H2O + Cl2 =>
MgCl2 + MnO2 + 4 HNO3 = Mg(NO3)2 + Mn(NO3)2 + 2 H2O + Cl2
CuO + Cl2 = CuO2 + CuCl =>
4 CuO + Cl2 = 2 CuO2 + 2 CuCl
H2O1 = H2O(g) =>
H2O1 = H2O(g)
H2O + P4 + HOCl = H3PO4 + ClH =>
6 H2O + P4 + 10 HOCl = 4 H3PO4 + 10 ClH
C3H2O4K2 + KOH = CH4 + K2CO3 =>
C3H2O4K2 + 2 KOH = CH4 + 2 K2CO3
NH3 + CO + Na2CO3 = NaCN + NaOH + H2CO3 =>
NH3 + CO + Na2CO3 = NaCN + NaOH + H2CO3
CO2 + NaOH = NaHCO3 =>
CO2 + NaOH = NaHCO3
KMnO4 + HCl = KCl + H2O + O2 + MnO2 =>
4 KMnO4 + 4 HCl = 4 KCl + 2 H2O + 3 O2 + 4 MnO2
[CrOH6]{3-} + Br2 + OH{-} = CrO4{2-} + Br{-} + H2O =>
2[CrOH6]{3-} + 13 Br2 + 24 OH{-} = 2 CrO4{2-} + 26 Br{-} + 18 H2O
C2H6O(l) + CO2(g) = C6H12O6 =>
2 C2H6O(l) + 2 CO2(g) = C6H12O6
(NH4)2S + Co(ClO3)3 = (NH4)2(ClO3)3 + CoS =>
(NH4)2S + Co(ClO3)3 = (NH4)2(ClO3)3 + CoS
RbOH + HCHO = H2O + RbCHO =>
RbOH + HCHO = H2O + RbCHO
ZnS + CaO = ZnCaOS =>
ZnS + CaO = ZnCaOS
BaCl2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaCl =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaCl
NaHCO3 = NaOH + C2 + O2 =>
2 NaHCO3 = 2 NaOH + C2 + 2 O2
B2O2 + H2O = H2B2O3 =>
B2O2 + H2O = H2B2O3
CH3COOAg = Ag + C2H6 + CO2 =>
2 CH3COOAg = 2 Ag + C2H6 + 2 CO2
AgNO3 + K2CrO = Ag2CrO + KNO3 =>
2 AgNO3 + K2CrO = Ag2CrO + 2 KNO3
Zn + H2SO4 = ZnS + H2 + O =>
Zn + H2SO4 = ZnS + H2 + 4 O
CaCl2 + NaHCO3 + H2O = Cl2 + NaOH + Ca(OH)2 + C =>
2 CaCl2 + NaHCO3 + 2 H2O = 2 Cl2 + NaOH + 2 Ca(OH)2 + C
C4H6O6 + NaOH = C4Na2O4 + H2O =>
C4H6O6 + 2 NaOH = C4Na2O4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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