| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NaHSO4 + 4 ClO2 = 4 NaCl + 4 SO2 + 2 H2O + 7 O2
HgS + HNO3 = H2O + NO + HgSO4 =>
3 HgS + 8 HNO3 = 4 H2O + 8 NO + 3 HgSO4
CH3CH2OH + Na2Cr2O7 + H2SO4 = CH3COOH + Na2SO4 + CrSO4 + H2O =>
2 CH3CH2OH + Na2Cr2O7 + 3 H2SO4 = 2 CH3COOH + Na2SO4 + 2 CrSO4 + 5 H2O
ZnCO3 + CoPO4 = ZnPO4 + CoCO3 =>
ZnCO3 + CoPO4 = ZnPO4 + CoCO3
Fe1 + S1 = FeS =>
Fe1 + S1 = FeS
H2S + H2SO4 = H2O + S =>
3 H2S + H2SO4 = 4 H2O + 4 S
Cr2O3 + Na2CO3 + NO2 = Na2CrO4 + NaNO2 + CO2 =>
Cr2O3 + 5 Na2CO3 + 6 NO2 = 2 Na2CrO4 + 6 NaNO2 + 5 CO2
Na2Cr2O7 + NH4Cl = NaCl + N2 + H2O + Cr2O3 =>
Na2Cr2O7 + 2 NH4Cl = 2 NaCl + N2 + 4 H2O + Cr2O3
CH3COOH + HCl = CH3Cl + H2O + CO2 =>
3 CH3COOH + 4 HCl = 4 CH3Cl + 2 H2O + 2 CO2
KOH + SiO2 = SiOH + KO2 =>
KOH + SiO2 = SiOH + KO2
Ca(ClO4)2 + Mg = CaCl2 + MgO =>
Ca(ClO4)2 + 8 Mg = CaCl2 + 8 MgO
KMnO4 + SO2 + H2O = Mn{2+} + SO4{2-} + K + H{+} =>
KMnO4 + 3 SO2 + 2 H2O = Mn{2+} + 3 SO4{2-} + K + 4 H{+}
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3 + NO3 =>
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3 + 2 NO3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NaOH + CaO = Ca(OH)2 + Na2O =>
2 NaOH + CaO = Ca(OH)2 + Na2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al(s) + H2SO4(aq) = Al2(SO4)3(s) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(s) + 3 H2(g)
C2H3O2 + Ba(OH)2 = HOH + Ba(C2H2O2)2 =>
2 C2H3O2 + Ba(OH)2 = 2 HOH + Ba(C2H2O2)2
Cu + S + O2 + H2 = CuSO4*5H2O =>
2 Cu + 2 S + 9 O2 + 10 H2 = 2 CuSO4*5H2O
HSO3NH2 + HNOSO4 = H2SO4 + N2 =>
HSO3NH2 + HNOSO4 = 2 H2SO4 + N2
Cr + AlCl3 = CrCl3 + Al =>
Cr + AlCl3 = CrCl3 + Al
CH3COOH + K2CO3 = CH3COOK2 + CO2 + H2O =>
9 CH3COOH + 8 K2CO3 = 8 CH3COOK2 + 10 CO2 + 6 H2O
Al + KOH = AlOH + K2 =>
2 Al + 2 KOH = 2 AlOH + K2
Sb2O3 + CaCO3 = Ca3(SbO3)2 + CO2 =>
Sb2O3 + 3 CaCO3 = Ca3(SbO3)2 + 3 CO2
KOH + Sr(NO3)2 = Sr(OH)2 + K(NO3) =>
2 KOH + Sr(NO3)2 = Sr(OH)2 + 2 K(NO3)
Co(NO3)2 + Na(OH)2 = Co(OH)2 + Na(NO3)2 =>
Co(NO3)2 + Na(OH)2 = Co(OH)2 + Na(NO3)2
NO2 + O2 + H2 = NHO3 =>
2 NO2 + O2 + H2 = 2 NHO3
H22S(g) + O2(g) = SO2(s) + H20(g) =>
10 H22S(g) + 10 O2(g) = 10 SO2(s) + 11 H20(g)
KHCO3 + HCl = KCl + H2OCO2 =>
KHCO3 + HCl = KCl + H2OCO2
HI + Pb(OH)4 = Pb(OH)2I2 + H2O =>
2 HI + Pb(OH)4 = Pb(OH)2I2 + 2 H2O
CuSO4 + NaOH + CH3CHO = Cu(oh)2 + CH3COOH + Na2SO4 + H2O =>
2 CuSO4 + 4 NaOH + 2 CH3CHO = Cu(oh)2 + 2 CH3COOH + 2 Na2SO4 + 2 H2O
No3H + Cr(OH)3 = (No3)3Cr + H2O =>
3 No3H + Cr(OH)3 = (No3)3Cr + 3 H2O
FeCl2 + NH3 + H2O = Fe(OH)2 + NH4Cl =>
FeCl2 + 2 NH3 + 2 H2O = Fe(OH)2 + 2 NH4Cl
Sr(NO3)3 + Ce(NO3)3 + C2H6N2O4 = Sr2CeO4 + CO2 + N2 + H2O =>
12 Sr(NO3)3 + 6 Ce(NO3)3 + 46 C2H6N2O4 = 6 Sr2CeO4 + 92 CO2 + 73 N2 + 138 H2O
As2S3 + H2SO4 = AsSO + HSO =>
As2S3 + H2SO4 = 2 AsSO + 2 HSO
NH4Cl + SrSO4 = (NH4)2(SO4) + SrCl2 =>
2 NH4Cl + SrSO4 = (NH4)2(SO4) + SrCl2
NH4NO3(g) = N(g) + O(g) + H2O(g) =>
NH4NO3(g) = 2 N(g) + O(g) + 2 H2O(g)
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
SO2 + Br2 + H2O = Br2SO4 + H2 =>
SO2 + Br2 + 2 H2O = Br2SO4 + 2 H2
C8H5O4 + Cr2O7{2-} = CO2 + Cr{3+} + H{+} + e =>
7 C8H5O4 + 12 Cr2O7{2-} = 56 CO2 + 24 Cr{3+} + 35 H{+} + 131e
CrO + Al = Cr + AlO =>
CrO + Al = Cr + AlO
NaOH + Na2SO4 = NaSO4 + OHNa2 =>
NaOH + Na2SO4 = NaSO4 + OHNa2
Pb3N2 + Ag = Ag3N + Pb =>
Pb3N2 + 6 Ag = 2 Ag3N + 3 Pb
C4H9NO3 + O2 = CH4N2O + CO2 + H2O =>
2 C4H9NO3 + 8 O2 = CH4N2O + 7 CO2 + 7 H2O
MH3(aq) + O2(g) = MO(aq) + H2O(l) =>
4 MH3(aq) + 5 O2(g) = 4 MO(aq) + 6 H2O(l)
Na2S2O3 + H2S2O8 = Na2S3O6 + Na2SO4 + H2SO4 =>
6 Na2S2O3 + 4 H2S2O8 = 5 Na2S3O6 + Na2SO4 + 4 H2SO4
Zn2 + H2SO4 = H + Zn2SO4 =>
Zn2 + H2SO4 = 2 H + Zn2SO4
Ba(OH)2 + H3PO4 = Ba2PO4 + H3(OH)4 =>
2 Ba(OH)2 + H3PO4 = Ba2PO4 + H3(OH)4
Fe + O2 = Fe2O3 = SO3 =>
4 Fe + 3 O2 = 2 Fe2O3
CrI3 + KOH + Br2 = KBr + KIO4 + K2CrO4 + H2O =>
2 CrI3 + 64 KOH + 27 Br2 = 54 KBr + 6 KIO4 + 2 K2CrO4 + 32 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/22/25
Équations équilibrées sur07/22/24
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