| Équations équilibrées la veille |
Zn + H2SO4 = ZnSO4 + H2
K2CrO4 + NaNO2 = Na2CrO4 + KNO2 =>
K2CrO4 + 2 NaNO2 = Na2CrO4 + 2 KNO2
Ni + Fe2(SO4)3 = Fe + NiSO4 =>
3 Ni + Fe2(SO4)3 = 2 Fe + 3 NiSO4
Na2SIO3 + H2O = NaHSIO3 + NaOH =>
Na2SIO3 + H2O = NaHSIO3 + NaOH
Al2(SO4)3 + Na2CO3 + H2O = Al(OH)3 + Na2SO4 + CO2 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 3 Na2SO4 + 3 CO2
PbBr2 + H2O = OH + HPbBr2 =>
PbBr2 + H2O = OH + HPbBr2
NH4NO3(l) = N2(g) + O2(g) + H2O(g) =>
2 NH4NO3(l) = 2 N2(g) + O2(g) + 4 H2O(g)
Cu + NaOH = CuO + Na + H2O =>
Cu + 2 NaOH = CuO + 2 Na + H2O
NH3(aq) + NaOCl(aq) = N2H4(aq) + NaCl(aq) + H2O(l) =>
2 NH3(aq) + NaOCl(aq) = N2H4(aq) + NaCl(aq) + H2O(l)
KOH + Fe(No3)3 = KNo3 + Fe(OH)3 =>
3 KOH + Fe(No3)3 = 3 KNo3 + Fe(OH)3
Fe3O3(s) + Mg(s) = MgO(s) + Fe(s) =>
Fe3O3(s) + 3 Mg(s) = 3 MgO(s) + 3 Fe(s)
CaH2O2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaH2O2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C2H4(g) + CuO(s) = Cu(s) + CO2(g) + H2O(s) =>
C2H4(g) + 6 CuO(s) = 6 Cu(s) + 2 CO2(g) + 2 H2O(s)
CH3CH2OH(l) = CH3CH2OCH2CH3(l) + H2O(l) =>
2 CH3CH2OH(l) = CH3CH2OCH2CH3(l) + H2O(l)
NaNO3 + NaCl + H2SO4 = Na2SO4 + H2O + NO2Cl =>
NaNO3 + NaCl + H2SO4 = Na2SO4 + H2O + NO2Cl
H2SO3 + Br2H2O = H2SO4 + HBr =>
H2SO3 + Br2H2O = H2SO4 + 2 HBr
FeS + HNO3 = Fe(NO3)2 + H2S =>
FeS + 2 HNO3 = Fe(NO3)2 + H2S
SiCl{4} + NaH = SiH{4} + NaCl =>
SiCl{4} + NaH = SiH{4} + NaCl
MnO4{-} + Zn = Mn{2+} + Zn{2+} + O{-} =>
2 MnO4{-} + Zn = 2 Mn{2+} + Zn{2+} + 8 O{-}
N2H4 + MnO4{-} + H{+} = N2 + Mn{2+} + H2O =>
5 N2H4 + 4 MnO4{-} + 12 H{+} = 5 N2 + 4 Mn{2+} + 16 H2O
C4H9OH + KMnO4 = C4H7OOH + MnO2 + KOH + H2O =>
3 C4H9OH + 4 KMnO4 = 3 C4H7OOH + 4 MnO2 + 4 KOH + H2O
C3H5O2NaH2O = C2H6CO2NaOH =>
C3H5O2NaH2O = C2H6CO2NaOH
MgF2 + Co(CN)3 = CoF3 + Mg(CN)2 =>
3 MgF2 + 2 Co(CN)3 = 2 CoF3 + 3 Mg(CN)2
H2SO4 + NaNO2 = H2O + NO + Na2SO4 + HNO3 =>
3 H2SO4 + 6 NaNO2 = 2 H2O + 4 NO + 3 Na2SO4 + 2 HNO3
C2H5Cl + CH3 = C3H8 + Cl =>
C2H5Cl + CH3 = C3H8 + Cl
BaCl2 + Na2HPO4 = Ba3(PO4)2 + HCl + NaCl =>
3 BaCl2 + 2 Na2HPO4 = Ba3(PO4)2 + 2 HCl + 4 NaCl
Zn(BrO3)2 + Pb3(AsO4)4 = Zn3(AsO4)2 + Pb(BrO3)4 =>
6 Zn(BrO3)2 + Pb3(AsO4)4 = 2 Zn3(AsO4)2 + 3 Pb(BrO3)4
C3H4 + I2 = C3H4I2 =>
C3H4 + I2 = C3H4I2
Na2S2O3 + H2CrO4 = Cr2O3 + H2O + Na2SO4 + SO2 =>
Na2S2O3 + 2 H2CrO4 = Cr2O3 + 2 H2O + Na2SO4 + SO2
H2ZnS = H2SZn =>
H2ZnS = H2SZn
H3AsO3 + H2O2 = H2AsO4 + H2O =>
2 H3AsO3 + 3 H2O2 = 2 H2AsO4 + 4 H2O
NH4Cl + Na5[Co(NO3)4] = (NH4)5[Co(NO3)4] + NaCl =>
5 NH4Cl + Na5[Co(NO3)4] = (NH4)5[Co(NO3)4] + 5 NaCl
KHCO3 + Ba(OH)2 = BaCO3 + K2CO3 + H2O =>
2 KHCO3 + Ba(OH)2 = BaCO3 + K2CO3 + 2 H2O
CH3COONa(aq) + H2SO4(aq) = Na2SO4(aq) + CH3COOH(aq) =>
2 CH3COONa(aq) + H2SO4(aq) = Na2SO4(aq) + 2 CH3COOH(aq)
FeCl3*6H2O + NaOH = Fe(OH)3 + NaCl + H2O =>
FeCl3*6H2O + 3 NaOH = Fe(OH)3 + 3 NaCl + 6 H2O
(NH4)2HPO4 + HCl = H3PO4 + NH4Cl =>
(NH4)2HPO4 + 2 HCl = H3PO4 + 2 NH4Cl
Fe + CuS = Fe2S3 + Cu =>
2 Fe + 3 CuS = Fe2S3 + 3 Cu
Cr(OH)4{-} + OH{-} + H2O2 = CrO4{-2} + H2O =>
2 Cr(OH)4{-} + 2 OH{-} + 3 H2O2 = 2 CrO4{-2} + 8 H2O
Li2SO4 + BaOH2 = LiOH2 + Ba2SO4 =>
Li2SO4 + 2 BaOH2 = 2 LiOH2 + Ba2SO4
H2 + N2 = NH4 =>
4 H2 + N2 = 2 NH4
Ba(OH)2 + Fe3O4 = Fe(OH)2 + Fe(OH)3 + BaO =>
4 Ba(OH)2 + Fe3O4 = Fe(OH)2 + 2 Fe(OH)3 + 4 BaO
CH3COONa + H2SO4 = Na2SO4 + CH3COOH =>
2 CH3COONa + H2SO4 = Na2SO4 + 2 CH3COOH
S2{-} + Fe2{+} = SFe =>
S2{-} + Fe2{+} = 2 SFe
KAlO2 + KOH = Al(OH)3 + K2O =>
KAlO2 + 3 KOH = Al(OH)3 + 2 K2O
CaC2 + HOH = Ca(OH)2 + HC =>
CaC2 + 2 HOH = Ca(OH)2 + 2 HC
(CH3)2(CO2) + O2 = H2O + CO2 =>
2(CH3)2(CO2) + 7 O2 = 6 H2O + 6 CO2
H3Po4 + Mg(OH)2 = Mg3(Po4)2 + H2O =>
2 H3Po4 + 3 Mg(OH)2 = Mg3(Po4)2 + 6 H2O
(NH4)2SO4*FeSO4*6H2O + BaCl2 = Ba[(NH4)2SO4*FeSO4*6H2O] + Cl =>
(NH4)2SO4*FeSO4*6H2O + BaCl2 = Ba[(NH4)2SO4*FeSO4*6H2O] + 2 Cl
Al{3} + O{-2} = Al2O3 =>
2 Al{3} + 3 O{-2} = Al2O3
HNO3 + FeS = Fe(NO3)2 + H2S =>
2 HNO3 + FeS = Fe(NO3)2 + H2S
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Équations équilibrées sur11/22/24
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