| Équations équilibrées la veille |
Br2O4 + 4 H2O = 2 Br(OH)4
Cu6H9 = Cu + H2 =>
2 Cu6H9 = 12 Cu + 9 H2
Sr + HNO3 = Sr(NO3)2 + NH4NO3 + H2O =>
4 Sr + 10 HNO3 = 4 Sr(NO3)2 + NH4NO3 + 3 H2O
NaClO3 + MnO2 + NaOH = Na2MnO4 + NaCl + H2O =>
NaClO3 + 3 MnO2 + 6 NaOH = 3 Na2MnO4 + NaCl + 3 H2O
BaHO + NaSO4 = NaHO + BaSO4 =>
BaHO + NaSO4 = NaHO + BaSO4
NaNO3 + Cu + HCl = CuCl2 + NaCl + NO + H2O =>
2 NaNO3 + 3 Cu + 8 HCl = 3 CuCl2 + 2 NaCl + 2 NO + 4 H2O
H2O + IO3{-} + SO2{-3} = I{-} + SO4{-2} + OH{-} =>
3 H2O + 5 IO3{-} + 6 SO2{-3} = 5 I{-} + 6 SO4{-2} + 6 OH{-}
NaClO2 + H2O = OH + NaClO2H =>
NaClO2 + H2O = OH + NaClO2H
Zn2 + NiCl2 = ZnCl + Ni2 =>
2 Zn2 + 2 NiCl2 = 4 ZnCl + Ni2
FeS2N2O14H20 + KMnO4 = K2S2N2O14H20 + [MnO4]2Fe =>
FeS2N2O14H20 + 2 KMnO4 = K2S2N2O14H20 + [MnO4]2Fe
Pb2O + Na = Pb + NaO =>
Pb2O + Na = 2 Pb + NaO
CrO3 + H3O{+} + e = Cr2O3 + H2O =>
2 CrO3 + 6 H3O{+} + 6e = Cr2O3 + 9 H2O
HI(aq) + Pb(C2H3O2)2(aq) = PbI2(s) + HC2H3O2(aq) =>
2 HI(aq) + Pb(C2H3O2)2(aq) = PbI2(s) + 2 HC2H3O2(aq)
C6H5COOHPCl5 = C6H5COClHClPOCl3 =>
C6H5COOHPCl5 = C6H5COClHClPOCl3
CuSO4 + H2SO3 = H2SO4 + CuSO3 =>
CuSO4 + H2SO3 = H2SO4 + CuSO3
NiCO3 + Al(NO3)3 = Ni(NO3)2 + Al2(CO3)3 =>
3 NiCO3 + 2 Al(NO3)3 = 3 Ni(NO3)2 + Al2(CO3)3
KC2H3O2 + HCl = KCl + HCHO =>
KC2H3O2 + HCl = KCl + 2 HCHO
C10H10Fe(s) + O2(g) = CO2(g) + Fe2O3(s) + H2O =>
4 C10H10Fe(s) + 53 O2(g) = 40 CO2(g) + 2 Fe2O3(s) + 20 H2O
Na2SiO3 + H2CO3 = SiO2 + Na2CO3 + H2O =>
Na2SiO3 + H2CO3 = SiO2 + Na2CO3 + H2O
Br2O4 + H2O = Br(OH)4 =>
Br2O4 + 4 H2O = 2 Br(OH)4
KBr + C3H6O = BrH6O + KC3 =>
KBr + C3H6O = BrH6O + KC3
[Ni(OH)]2CO3 = NiO + CO2 + H2O =>
[Ni(OH)]2CO3 = 2 NiO + CO2 + H2O
KC2H3O2 + HCl = KCl + H2O + C =>
KC2H3O2 + HCl = KCl + 2 H2O + 2 C
SiF4 + H2O = H4SiO4 + HF =>
SiF4 + 4 H2O = H4SiO4 + 4 HF
NaOH(aq) + H2CO3(g) = Na2CO3(aq) + H2O(l) =>
2 NaOH(aq) + H2CO3(g) = Na2CO3(aq) + 2 H2O(l)
Fe2O3 + Al = Fe + Al3O3 =>
Fe2O3 + 3 Al = 2 Fe + Al3O3
Br2O4 + H2O = Br(OH)4 =>
Br2O4 + 4 H2O = 2 Br(OH)4
HC{-}CH + K2Cr2O7 + H2SO4 = HOOC{-}COOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 HC{-}CH + 2 K2Cr2O7 + 8 H2SO4 = 3 HOOC{-}COOH + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
Ni(ClO3) = NiCl + O2 =>
2 Ni(ClO3) = 2 NiCl + 3 O2
CaCl2(aq) + Na2CO3(g) = NaCl(aq) + CaCO3(s) =>
CaCl2(aq) + Na2CO3(g) = 2 NaCl(aq) + CaCO3(s)
NH3ClO4 + Al = Al2O3 + AlCl3 + H2O + NO =>
6 NH3ClO4 + 8 Al = 3 Al2O3 + 2 AlCl3 + 9 H2O + 6 NO
Na2(I) + Pb(NO3)2 = Pb2(I)2 + Na(NO3) =>
2 Na2(I) + 2 Pb(NO3)2 = Pb2(I)2 + 4 Na(NO3)
HClO + Mn = Mn(ClO)3 + H =>
3 HClO + Mn = Mn(ClO)3 + 3 H
(Fe(NO3)3) + Na2CO3 = Fe2(CO3)3 + NaNO3 =>
2(Fe(NO3)3) + 3 Na2CO3 = Fe2(CO3)3 + 6 NaNO3
Br2O4 + H2O = Br(OH)4 =>
Br2O4 + 4 H2O = 2 Br(OH)4
Zn + HCl = Zn1Cl28 + H2 =>
Zn + 28 HCl = Zn1Cl28 + 14 H2
Na + N{2+} = Na{3+} + N =>
2 Na + 3 N{2+} = 2 Na{3+} + 3 N
Mg3(PO4)2 + Al2(SO4)3 = MgSO4 + AlPO4 =>
Mg3(PO4)2 + Al2(SO4)3 = 3 MgSO4 + 2 AlPO4
HNO2 + NaNO2 = NaH + NO2 =>
HNO2 + NaNO2 = NaH + 2 NO2
NH4SCN + Ba(OH)2*8H2O = NH4OH + Ba(SCN)2 + H2O =>
2 NH4SCN + Ba(OH)2*8H2O = 2 NH4OH + Ba(SCN)2 + 8 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
Cu(OH)2 + NH4 = [Cu(NH3)4](OH)2 + H2 =>
Cu(OH)2 + 4 NH4 = [Cu(NH3)4](OH)2 + 2 H2
RbCl2 + CsOH = Rb(OH)2 + CsCl =>
RbCl2 + 2 CsOH = Rb(OH)2 + 2 CsCl
NaOH + NaCr02 + H2O2 = Na2CrO4 + H2O =>
6 NaOH + 2 NaCr02 + 13 H2O2 = 4 Na2CrO4 + 16 H2O
SnS + HI = SnI + HS =>
SnS + HI = SnI + HS
SO2(g) + O2(g) + H20(l) = H2SO4 =>
10 SO2(g) + 10 O2(g) + H20(l) = 10 H2SO4
{239/93}Np = {239/94}Pu =>
{239/93}Np = {239/94}Pu
Ag(No3) + Ni = Ag2Ni + No3 =>
2 Ag(No3) + Ni = Ag2Ni + 2 No3
H2SO4 + CH3COCH3 = SO4CHCOCHSO4 + H2 =>
2 H2SO4 + CH3COCH3 = SO4CHCOCHSO4 + 4 H2
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Équations équilibrées sur12/20/24
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