| Équations équilibrées la veille |
Na2O + CaO = Na2Ca + O2
MgO + (CO2) = MgCO3 =>
MgO + (CO2) = MgCO3
HS + O = H2O + SO =>
2 HS + 3 O = H2O + 2 SO
HCl + Ca(OH)2 = CaOHCl + H2O =>
HCl + Ca(OH)2 = CaOHCl + H2O
MnO4{-} + SO2 + H2O = Mn + H2SO4{-}2 + H{+} =>
MnO4{-} + 7 SO2 + 10 H2O = Mn + 7 H2SO4{-}2 + 6 H{+}
MgCl2 + Na2CO3 = MgCO3 + NaCl =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NH3 + FeO = Fe + H2O + N2 =>
2 NH3 + 3 FeO = 3 Fe + 3 H2O + N2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
K3PO4 + Ca = K + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca = 6 K + Ca3(PO4)2
CrI3 + H2O2 + OH{-} = CrO4{-}2 + IO4{-}1 + H2O =>
CrI3 + 14 H2O2 + 4 OH{-} = CrO4{-}2 + 3 IO4{-}1 + 16 H2O
Na2HPO3 + HNO3 + Br2 + H2O = H3PO4 + NaNO3 + HBr =>
Na2HPO3 + 2 HNO3 + Br2 + H2O = H3PO4 + 2 NaNO3 + 2 HBr
MnBr2 + KClO4 + KOH = K2MnO4 + KBr + KClO + H2O =>
3 MnBr2 + 2 KClO4 + 12 KOH = 3 K2MnO4 + 6 KBr + 2 KClO + 6 H2O
H2O + Fe3O4 = Fe(OH)2 + Fe(OH)3 =>
4 H2O + Fe3O4 = Fe(OH)2 + 2 Fe(OH)3
Mn(OH)2H2O2 = Mn(OH)4 =>
Mn(OH)2H2O2 = Mn(OH)4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C2H2 + HCI = C2H2CI + H2 =>
2 C2H2 + 2 HCI = 2 C2H2CI + H2
Zn + FeBr2 = ZnBr2 + Fe =>
Zn + FeBr2 = ZnBr2 + Fe
Cd(s) + HNO3(aq) = CdNO3 + H =>
Cd(s) + HNO3(aq) = CdNO3 + H
Rb2O + HI = Rb2I + HO =>
Rb2O + HI = Rb2I + HO
C5H11OH + KMnO4 + HCl = C4H9COOH + MnCl2 + H2O + KCl =>
5 C5H11OH + 4 KMnO4 + 12 HCl = 5 C4H9COOH + 4 MnCl2 + 11 H2O + 4 KCl
Fe + Fl = FeFl3 =>
Fe + 3 Fl = FeFl3
C8H8O + NaBH4 = C8H10O + NaBH3 =>
C8H8O + 2 NaBH4 = C8H10O + 2 NaBH3
VBr3 + Zn = ZnBr2 + V =>
2 VBr3 + 3 Zn = 3 ZnBr2 + 2 V
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
NH4Cl(s) + Ca(OH)2(s) = CaCl2(s) + NH3(g) + H2O(l) =>
2 NH4Cl(s) + Ca(OH)2(s) = CaCl2(s) + 2 NH3(g) + 2 H2O(l)
Cr{6+} + Mn{+} = Cr{2+} + Mn{7+} =>
3 Cr{6+} + 2 Mn{+} = 3 Cr{2+} + 2 Mn{7+}
CH2O2 + O2 = CO2 + H2O =>
2 CH2O2 + O2 = 2 CO2 + 2 H2O
NO2 + H2O + KMnO4 = HNO3 + Mn(NO3)2 + KNO3 =>
5 NO2 + H2O + KMnO4 = 2 HNO3 + Mn(NO3)2 + KNO3
MnO4{-} + F{-} + H{+} = F2 + Mn{2+} + H2O =>
2 MnO4{-} + 10 F{-} + 16 H{+} = 5 F2 + 2 Mn{2+} + 8 H2O
HNO3 + NH3 = HNO2 + NH4 =>
2 HNO3 + 3 NH3 = 3 HNO2 + 2 NH4
C11H15NO2 + C6H10O3 = C15H17NO3 + C2H5O + H2O =>
5 C11H15NO2 + 6 C6H10O3 = 5 C15H17NO3 + 8 C2H5O + 5 H2O
CuCl2(ac) + Zn(s) = Cu(s) + ZnCl2(ac) =>
CuCl2(ac) + Zn(s) = Cu(s) + ZnCl2(ac)
Ag + Cu(NO3)2 = Cu + Ag(NO3)3 =>
2 Ag + 3 Cu(NO3)2 = 3 Cu + 2 Ag(NO3)3
BaSO4 + Mg = BaO + MgO + MgS =>
BaSO4 + 4 Mg = BaO + 3 MgO + MgS
KL + KNO2 + H2SO4 = L2 + NO + K2SO4 + H2O = =>
2 KL + 2 KNO2 + 2 H2SO4 = L2 + 2 NO + 2 K2SO4 + 2 H2O
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
Fe(s) + ZnCl2(aq) = FeCl3(aq) + Zn(s) =>
2 Fe(s) + 3 ZnCl2(aq) = 2 FeCl3(aq) + 3 Zn(s)
BaSO4 + HNo3 = Ba(No3)2 + H2SO4 =>
BaSO4 + 2 HNo3 = Ba(No3)2 + H2SO4
BaSO4 + Mg = MgO + BaO + SO2 =>
BaSO4 + Mg = MgO + BaO + SO2
ClO4 = Cl + O2 =>
ClO4 = Cl + 2 O2
NaSO + HNO = NaNO + HSO =>
NaSO + HNO = NaNO + HSO
TiCl4(l) + H2O(l) = HCl(aq) + TiO2(s) =>
TiCl4(l) + 2 H2O(l) = 4 HCl(aq) + TiO2(s)
KNO2 + H2SO4 + Na2S = NO + K2SO4 + Na2SO4 + H2O =>
8 KNO2 + 4 H2SO4 + Na2S = 8 NO + 4 K2SO4 + Na2SO4 + 4 H2O
CH3CH2CH2CH3 + O2 = C2H2(CO)2O + H2O =>
2 CH3CH2CH2CH3 + 7 O2 = 2 C2H2(CO)2O + 8 H2O
RbCl + Bi2(CO3)5 = Rb10(CO3)5 + Bi2Cl10 =>
10 RbCl + Bi2(CO3)5 = Rb10(CO3)5 + Bi2Cl10
CH3COOH + K = CHCOOK + H2 =>
2 CH3COOH + 2 K = 2 CHCOOK + 3 H2
Mg + O2 = Mg2MgO =>
6 Mg + O2 = 2 Mg2MgO
As2S3 + HNO3 = As(NO3)3 + NO + S + H2O =>
As2S3 + 8 HNO3 = 2 As(NO3)3 + 2 NO + 3 S + 4 H2O
NH4SO3NH2 + (NH2)2CO = (C(NH2)3)2SO4 + (NH4)2SO4 =>
2 NH4SO3NH2 + 2(NH2)2CO = (C(NH2)3)2SO4 + (NH4)2SO4
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Équations équilibrées sur01/13/25
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