| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCOOH + Ca = Ca(HCOO)2 + H2
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CuSO4*5H2O + Na2CO3 = Cu2CO3(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 2 Na2CO3 = Cu2CO3(OH)2 + 2 Na2SO4 + CO2 + 9 H2O
Ra + Cl = RaCl2 =>
Ra + 2 Cl = RaCl2
SO2 + CuIO3 + Cu(OH) = Cu2SO4 + CuI + H2O =>
3 SO2 + CuIO3 + 6 Cu(OH) = 3 Cu2SO4 + CuI + 3 H2O
KNO3 + H3BO3 = KBO3 + H3NO3 =>
KNO3 + H3BO3 = KBO3 + H3NO3
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
Al(s) + ZnBr2(aq) = Zn(s) + AlBr(aq) =>
2 Al(s) + ZnBr2(aq) = Zn(s) + 2 AlBr(aq)
CaO + F2 = Ca4F2 + FO =>
4 CaO + 3 F2 = Ca4F2 + 4 FO
Cu(NO3)2 + NaOH = Cu(OH)2 + Na2(NO3)2 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + Na2(NO3)2
(CH3)2NH + HCl = (CH3)2NH2{+} + Cl{-} =>
(CH3)2NH + HCl = (CH3)2NH2{+} + Cl{-}
K(s) + Al2(SO4)3(aq) = K2SO4(aq) + Al =>
6 K(s) + Al2(SO4)3(aq) = 3 K2SO4(aq) + 2 Al
K2O(s) + H2O(g) = KOH(s) =>
K2O(s) + H2O(g) = 2 KOH(s)
C8H18 = C4H8 + C4H10 =>
C8H18 = C4H8 + C4H10
CH3CH2OH + NaHCO3 = CH3COONa + H2O + CO2 =>
2 CH3CH2OH + 3 NaHCO3 = 3 CH3COONa + 3 H2O + CO2
Br2 + KOH = KBr + KBrO2 + H2O =>
2 Br2 + 4 KOH = 3 KBr + KBrO2 + 2 H2O
NH4I + KOH = KI + OHNH4 =>
NH4I + KOH = KI + OHNH4
SmCl2 + KMnO4 + H2SO4 = Sm2(SO4)3 + SmCl3 + K2SO4 + MnSO4 + H2O =>
30 SmCl2 + 6 KMnO4 + 24 H2SO4 = 5 Sm2(SO4)3 + 20 SmCl3 + 3 K2SO4 + 6 MnSO4 + 24 H2O
KMnO4 + K2C2O4 + H2O = KOH + MnO2 + CO2 =>
2 KMnO4 + 3 K2C2O4 + 4 H2O = 8 KOH + 2 MnO2 + 6 CO2
S3O6{2-} + MnO4{-} + H{+} = SO4{2-} + Mn{2+} + H2O =>
5 S3O6{2-} + 8 MnO4{-} + 4 H{+} = 15 SO4{2-} + 8 Mn{2+} + 2 H2O
Cr(OH)3 + KClO3 + KOH = K2CrO4 + Cl + H2O =>
5 Cr(OH)3 + 3 KClO3 + 7 KOH = 5 K2CrO4 + 3 Cl + 11 H2O
CCl4 + Br = CBr4 + Cl =>
CCl4 + 4 Br = CBr4 + 4 Cl
Mn(NO3)2 + Ag = Ag(NO3)2 + Mn =>
Mn(NO3)2 + Ag = Ag(NO3)2 + Mn
FrOH + CuSO4 = FrSO4 + CuOH =>
FrOH + CuSO4 = FrSO4 + CuOH
Ti2(SO4)3 + KClO3 + H2O = TiOSO4 + H2SO4 + KCl =>
3 Ti2(SO4)3 + KClO3 + 3 H2O = 6 TiOSO4 + 3 H2SO4 + KCl
(NH4)3N + Li2S = Li3N + (NH4)2S =>
2(NH4)3N + 3 Li2S = 2 Li3N + 3(NH4)2S
B(OH)3 + H2SO4 = H2O + B2(SO4)3 =>
2 B(OH)3 + 3 H2SO4 = 6 H2O + B2(SO4)3
Mg(s) + N2(g) = Mg3N4(s) =>
3 Mg(s) + 2 N2(g) = Mg3N4(s)
(NH4)4 = N + H =>
(NH4)4 = 4 N + 16 H
C8H18 + O2 = C8 + H1O2 =>
C8H18 + 18 O2 = C8 + 18 H1O2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
CH3COOH + Fe(OH)3 = (CH3COO)3Fe + H2O =>
3 CH3COOH + Fe(OH)3 = (CH3COO)3Fe + 3 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
H2O + AsO4 = AsO3 + OH =>
H2O + AsO4 = AsO3 + 2 OH
Cu(ClO3)2 + AlF3 = Al(ClO3)3 + CuF2 =>
3 Cu(ClO3)2 + 2 AlF3 = 2 Al(ClO3)3 + 3 CuF2
AgNO3 + CON2H4 = AgO + H2O + CO2 + N2 =>
6 AgNO3 + 4 CON2H4 = 6 AgO + 8 H2O + 4 CO2 + 7 N2
HCO3 = CH2O + O2 + CO2 =>
4 HCO3 = 2 CH2O + 3 O2 + 2 CO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NH4Cl + Na2(SO4) = (NH4)2SO4 + NaCl =>
2 NH4Cl + Na2(SO4) = (NH4)2SO4 + 2 NaCl
NH4VO3 + Zn + HCl = NH3 + VO2 + ZnCl2 + H2O =>
2 NH4VO3 + Zn + 2 HCl = 2 NH3 + 2 VO2 + ZnCl2 + 2 H2O
H2O + CH5N = H3O + CH4N =>
H2O + CH5N = H3O + CH4N
N + O3 = NO =>
3 N + O3 = 3 NO
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
Na2O2(g) + CO2(g) = Na2CO3(s) + O2(g) =>
2 Na2O2(g) + 2 CO2(g) = 2 Na2CO3(s) + O2(g)
C12H24O12 = C + H2O =>
C12H24O12 = 12 C + 12 H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
AlPO4 + Na2O = Al2O3 + PO4Na3 =>
2 AlPO4 + 3 Na2O = Al2O3 + 2 PO4Na3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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