| Équations équilibrées la veille |
3 N2 + 5 O3 = 3 N2O5
CuF2 + C6H6 = Cu + C6H5F + H2 =>
CuF2 + 2 C6H6 = Cu + 2 C6H5F + H2
WO3 + C = WO + CO2 =>
WO3 + C = WO + CO2
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Li + S = Li2S =>
2 Li + S = Li2S
Pb{2+} + (NO){3-} = Pb3(NO)2 =>
3 Pb{2+} + 2(NO){3-} = Pb3(NO)2
Cu + SO4 + NaOH = Na2SO4 + Cu(OH)2 =>
Cu + SO4 + 2 NaOH = Na2SO4 + Cu(OH)2
Cr{+} + Sn{+3} = Cr{+3} + Sn{+2} =>
Cr{+} + 2 Sn{+3} = Cr{+3} + 2 Sn{+2}
HNO3 + Cl = Cl(NO3) + H2 =>
2 HNO3 + 2 Cl = 2 Cl(NO3) + H2
Mg + HCe = MgHCe2 + H2 =>
2 Mg + 4 HCe = 2 MgHCe2 + H2
CH3COOH + CH3CH2(OH) = CH3COOC2H5 + H2O =>
CH3COOH + CH3CH2(OH) = CH3COOC2H5 + H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + HOH(H2O) =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + HOH(H2O)
CaCl2 + (NH4)2 + CO3 = CaCO3 + NH4Cl =>
CaCl2 + (NH4)2 + CO3 = CaCO3 + 2 NH4Cl
Na(s) + PbI2(aa) = NaI(aa) + Pb(s) =>
2 Na(s) + PbI2(aa) = 2 NaI(aa) + Pb(s)
(NH4)2(SO4) = SO2 + N2 + NH3 + H2O =>
3(NH4)2(SO4) = 3 SO2 + N2 + 4 NH3 + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Co(NO3)2 + KFe(CN)6 = Co(CN)2 + KFe(NO3)6 =>
3 Co(NO3)2 + KFe(CN)6 = 3 Co(CN)2 + KFe(NO3)6
H2SO4 + KHO = HOH + K2SO4 =>
H2SO4 + 2 KHO = 2 HOH + K2SO4
H2S + HNO5 = S + NO + H2O =>
7 H2S + 2 HNO5 = 7 S + 2 NO + 8 H2O
ZnS + O{2} = ZnO + SO{4} =>
ZnS + 2 O{2} = ZnO + SO{4}
Pb3O4 + Mn{2+} + H{+} = Pb{2+} + MnO4{-} + H2O =>
5 Pb3O4 + 2 Mn{2+} + 24 H{+} = 15 Pb{2+} + 2 MnO4{-} + 12 H2O
K3PO4 + CaCl2 = K3PO4CaCl2 =>
K3PO4 + CaCl2 = K3PO4CaCl2
CH2O + NO3{-} = HCO3{-} + N2 + H2O + H2CO3 =>
5 CH2O + 4 NO3{-} = 4 HCO3{-} + 2 N2 + 2 H2O + H2CO3
CaCO3 + HNO2 = Ca(NO2)2 + CO2 + H2O =>
CaCO3 + 2 HNO2 = Ca(NO2)2 + CO2 + H2O
CaSO3 + K3PO4 = Ca3(PO4)2 + K2SO3 =>
3 CaSO3 + 2 K3PO4 = Ca3(PO4)2 + 3 K2SO3
Hg + HNO3 = HgO + NO + H2O =>
3 Hg + 2 HNO3 = 3 HgO + 2 NO + H2O
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
H2O2 + CrCl3 + KOH = K2CrO4 + KCl + H2O =>
3 H2O2 + 2 CrCl3 + 10 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
NaCIO = NaCI + NaCIO3 =>
3 NaCIO = 2 NaCI + NaCIO3
Mn{2+} + Zn{2+} = Mn{7+} + Zn =>
2 Mn{2+} + 5 Zn{2+} = 2 Mn{7+} + 5 Zn
St(OH)2 + HCl = StCl2 + H2O =>
St(OH)2 + 2 HCl = StCl2 + 2 H2O
CH4S + H2O2 = CO2 + H2O + SO2 =>
CH4S + 6 H2O2 = CO2 + 8 H2O + SO2
HIO + CsOH = CsIO + H2O =>
HIO + CsOH = CsIO + H2O
C5H7O2{-} + H2O2 + (CoCO3)2 = CoCO3{-} + H2O + CO2 =>
2 C5H7O2{-} + 23 H2O2 + (CoCO3)2 = 2 CoCO3{-} + 30 H2O + 10 CO2
SO2 + H2S = S2 + H2SO =>
2 SO2 + 4 H2S = S2 + 4 H2SO
C8H8O3 + C4H6O3 = C9H8O3 + C2H4O2 =>
2 C8H8O3 + 2 C4H6O3 = 2 C9H8O3 + 3 C2H4O2
K + N2O3 = KN2O3 =>
K + N2O3 = KN2O3
Mg + HCe = MgHCe2 + H2 =>
2 Mg + 4 HCe = 2 MgHCe2 + H2
TiOCl2 + NH4OH = TiO2 + NH4Cl + HCl =>
TiOCl2 + NH4OH = TiO2 + NH4Cl + HCl
Cu + S = Cu3S2 =>
3 Cu + 2 S = Cu3S2
C6H2(CH3)(NO2)3 + O2 = N2 + CO2 + H2O =>
4 C6H2(CH3)(NO2)3 + 21 O2 = 6 N2 + 28 CO2 + 10 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C4H10 + Br2 = C2H4Br2 + HBr =>
C4H10 + 3 Br2 = 2 C2H4Br2 + 2 HBr
UO{+2} + Cr2O7{-2} + H{+} = UO2{+2} + Cr{+3} + H2O =>
3 UO{+2} + Cr2O7{-2} + 8 H{+} = 3 UO2{+2} + 2 Cr{+3} + 4 H2O
Ba(OH)2 + C20H14O4 + H2SO4 = Ba + CHO + H2S =>
6 Ba(OH)2 + 2 C20H14O4 + 5 H2SO4 = 6 Ba + 40 CHO + 5 H2S
SbO2 + Cu(OH) = Cu2(Sb2O5) + H2O =>
2 SbO2 + 2 Cu(OH) = Cu2(Sb2O5) + H2O
All + Cl2 = AllCl3 =>
2 All + 3 Cl2 = 2 AllCl3
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
HNO3 + C2H5OH = CO2 + H2O + NO =>
4 HNO3 + C2H5OH = 2 CO2 + 5 H2O + 4 NO
NaNH + NaNO3 = NaN3 + NaOH + NH3 =>
24 NaNH + 7 NaNO3 = 10 NaN3 + 21 NaOH + NH3
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Équations équilibrées sur01/28/25
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