| Équations équilibrées la veille |
2 NaCl + H2 = 2 NaH + Cl2
(NH4)2S + Mn(NO3)2 = NH4NO3 + MnS =>
(NH4)2S + Mn(NO3)2 = 2 NH4NO3 + MnS
KBr + H3Po4 = KH2Po4 + HBr =>
KBr + H3Po4 = KH2Po4 + HBr
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + Mn(SO4) + KH(SO4) + H2O =>
10 Fe(SO4) + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 Mn(SO4) + 2 KH(SO4) + 8 H2O
N2 + CO2 = N2CO2 =>
N2 + CO2 = N2CO2
AlCl3HBr = HCl3AlBr =>
AlCl3HBr = HCl3AlBr
MnO4 + H2S = S + MnO + H2O =>
MnO4 + 3 H2S = 3 S + MnO + 3 H2O
BaC2O4 = Ba + C2O4 =>
BaC2O4 = Ba + C2O4
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
Sn + KOH + H2O = K2Sn(OH)4 + H2 =>
Sn + 2 KOH + 2 H2O = K2Sn(OH)4 + H2
KNO3(aq) + Na2SO4(aq) = K2SO4(aq) + NaNO3(aq) =>
2 KNO3(aq) + Na2SO4(aq) = K2SO4(aq) + 2 NaNO3(aq)
KMnO4 + NaOH + KI = KNaMnO4 + KIO3 + H2O =>
6 KMnO4 + 6 NaOH + KI = 6 KNaMnO4 + KIO3 + 3 H2O
C7H8 + H2O = CO2 + H2 =>
C7H8 + 14 H2O = 7 CO2 + 18 H2
FeBr2 + KMnO4 + H2SO4 = Fe2(SO4)3 + Br2 + MnSO4 + K2SO4 + H2O =>
10 FeBr2 + 6 KMnO4 + 24 H2SO4 = 5 Fe2(SO4)3 + 10 Br2 + 6 MnSO4 + 3 K2SO4 + 24 H2O
Li + Sn(SO3) = Li2SO3 + Sn =>
2 Li + Sn(SO3) = Li2SO3 + Sn
MgO + ZnO = MgZnO2 =>
MgO + ZnO = MgZnO2
CH3Cl = C2H6 + Cl =>
2 CH3Cl = C2H6 + 2 Cl
BaCl + LiClO3 = BaClO3 + LiCl =>
BaCl + LiClO3 = BaClO3 + LiCl
FeO + CO2 = FeCO3 =>
FeO + CO2 = FeCO3
NO3{-} + H2O = HNO3 + OH{-} =>
NO3{-} + H2O = HNO3 + OH{-}
HNO3(aq) + Ba(OH)2 = Ba(NO3)2(aq) + H2O =>
2 HNO3(aq) + Ba(OH)2 = Ba(NO3)2(aq) + 2 H2O
CaBr2 + CuSO4 = CuBr2 + Ca(SO4) =>
CaBr2 + CuSO4 = CuBr2 + Ca(SO4)
Na2SO4 + KOH = K2SO4 + Na(OH) =>
Na2SO4 + 2 KOH = K2SO4 + 2 Na(OH)
Ba + (NH4)2C2O4 = BaC2O4 + NH4 =>
Ba + (NH4)2C2O4 = BaC2O4 + 2 NH4
Cd + AgNO3 = CdNO3 + Ag =>
Cd + AgNO3 = CdNO3 + Ag
CuSO4*5H2O + NH3 = Cu(NH3)4SO4 + H2O =>
CuSO4*5H2O + 4 NH3 = Cu(NH3)4SO4 + 5 H2O
C4H8O4 = C2H5OH + CO2 =>
3 C4H8O4 = 4 C2H5OH + 4 CO2
Al + Sn{2+} = Al{2+} + Sn =>
Al + Sn{2+} = Al{2+} + Sn
CH3COOH + NH3 = CH3CONH2 + H2O =>
CH3COOH + NH3 = CH3CONH2 + H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
KI(aq) + H2SO4(aq) = K2SO4(aq) + HI(aq) =>
2 KI(aq) + H2SO4(aq) = K2SO4(aq) + 2 HI(aq)
C2H6 + Br = C2H6Br =>
C2H6 + Br = C2H6Br
Ce2 + H2O = HCe + HCeO =>
Ce2 + H2O = HCe + HCeO
Fe + HO = Fe3O4 + H =>
3 Fe + 4 HO = Fe3O4 + 4 H
HI + HClO = HIO3 + HCl =>
HI + 3 HClO = HIO3 + 3 HCl
Ni(OH)2 + KOH + Br2 = KBr + H2O + NiOOH =>
2 Ni(OH)2 + 2 KOH + Br2 = 2 KBr + 2 H2O + 2 NiOOH
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Fe2(O)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2(O)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Pb + CuSO4 = Pb(SO4)2 + Cu =>
Pb + 2 CuSO4 = Pb(SO4)2 + 2 Cu
SO4 + SrO = SrSO4 + O =>
SO4 + SrO = SrSO4 + O
Pt + H2SO4 = PtSO4 + SO2 + H2O =>
Pt + 2 H2SO4 = PtSO4 + SO2 + 2 H2O
I + Na2S + NaOH = Na2SO4 + NaI + H2O =>
8 I + Na2S + 8 NaOH = Na2SO4 + 8 NaI + 4 H2O
CaS(s) + HBr(aq) = CaBr2(aq) + H2S(g) =>
CaS(s) + 2 HBr(aq) = CaBr2(aq) + H2S(g)
Li + Ni = Li3Ni =>
3 Li + Ni = Li3Ni
K2MnO4 + HNO3 = KMnO4 + MnO2 + KNO3 + H2O =>
3 K2MnO4 + 4 HNO3 = 2 KMnO4 + MnO2 + 4 KNO3 + 2 H2O
CH3Br + NH3 = CH3NH2 + NH4Br =>
CH3Br + 2 NH3 = CH3NH2 + NH4Br
HgCl2 + H2O = Hg(OH)2 + HCl =>
HgCl2 + 2 H2O = Hg(OH)2 + 2 HCl
K + HOH = K(OH)2 + H2 =>
K + 2 HOH = K(OH)2 + H2
FeCl2 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 6 KCl
C4H8O4 = C2H5OH + CO2 =>
3 C4H8O4 = 4 C2H5OH + 4 CO2
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Équations équilibrées sur10/23/24
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