| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4O10 = 5 O2 + 4 P
Co(C2H3O2)2 + (NH4)2S = CoS + NH4C2H3O2 =>
Co(C2H3O2)2 + (NH4)2S = CoS + 2 NH4C2H3O2
CO2 + (OH)Na = Na2CO3 + H2O =>
CO2 + 2(OH)Na = Na2CO3 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SrC4H6O4 + Na3PO4 = Sr3(PO4)2 + NaC2H3O2 =>
3 SrC4H6O4 + 2 Na3PO4 = Sr3(PO4)2 + 6 NaC2H3O2
NH3 + CO2 = CN2OH4 + H2O =>
2 NH3 + CO2 = CN2OH4 + H2O
Cu + HOH = CuO + H2 =>
Cu + HOH = CuO + H2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HCl + C = CH + Cl =>
HCl + C = CH + Cl
Zn + NaClO4 + NaOH + H2O = NaCl + Na2[Zn(OH)4] =>
4 Zn + NaClO4 + 8 NaOH + 4 H2O = NaCl + 4 Na2[Zn(OH)4]
Mn{2+} + S2O8{2-} + H2O = MnO4{2-} + H{+} + SO4{2-} =>
Mn{2+} + 2 S2O8{2-} + 4 H2O = MnO4{2-} + 8 H{+} + 4 SO4{2-}
Ag(NO3) + LiBr = AgBr + LiNO3 =>
Ag(NO3) + LiBr = AgBr + LiNO3
Zn + CuCl3 = ZnCl3 + Cu =>
Zn + CuCl3 = ZnCl3 + Cu
Na2CO3 + MgBr2 = NaBr + MgCO3 =>
Na2CO3 + MgBr2 = 2 NaBr + MgCO3
Co + CH3COOH + H2O = Co(CH3COO)2*4H2O + H2 =>
Co + 2 CH3COOH + 4 H2O = Co(CH3COO)2*4H2O + H2
HCHO3 + NaOH = NaCHO3 + H2O =>
HCHO3 + NaOH = NaCHO3 + H2O
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
Pb(O)2 + C = CO2 + Pb =>
Pb(O)2 + C = CO2 + Pb
Cu(CO3)2 + H2O2 = Cu2O3 + H2CO3 + O2 =>
4 Cu(CO3)2 + 8 H2O2 = 2 Cu2O3 + 8 H2CO3 + 5 O2
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
SbH3 = H2 + Sb =>
2 SbH3 = 3 H2 + 2 Sb
S2 + O2 = SO2 = H2O =>
S2 + 2 O2 = 2 SO2
Na(s) + CuSO4(aq) = Na2SO4 + Cu =>
2 Na(s) + CuSO4(aq) = Na2SO4 + Cu
(HCHO2) + NaOH = HCOONa + H2O =>
(HCHO2) + NaOH = HCOONa + H2O
MnO4 + SO3{2-} = MnO2 + SO4{2-} =>
MnO4 + 2 SO3{2-} = MnO2 + 2 SO4{2-}
Na2CO3 + HCl* = NaCl + H2O* + CO2 =>
Na2CO3 + 2 HCl* = 2 NaCl + H2O* + CO2
Fe2CO3 + HCl = FeCl + H2O + CO2 =>
Fe2CO3 + 2 HCl = 2 FeCl + H2O + CO2
CaBr2 + K3PO4 = Ca3(PO4)2 + KBr =>
3 CaBr2 + 2 K3PO4 = Ca3(PO4)2 + 6 KBr
SnO = O + Sn =>
SnO = O + Sn
C2H4 + H2O + O = C2H4(OH)2 =>
C2H4 + H2O + O = C2H4(OH)2
NaNO2 + NaBr + H2SO4 = NO + Br2 + Na2SO4 + H2O =>
2 NaNO2 + 2 NaBr + 2 H2SO4 = 2 NO + Br2 + 2 Na2SO4 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CaSe = Ca + Se =>
CaSe = Ca + Se
Pb(NO3)2 + K1 = KNO3 + Pb12 =>
12 Pb(NO3)2 + 24 K1 = 24 KNO3 + Pb12
CuSO4(aq) + Ca(OH)2(aq) = CaSO4 + Cu(OH)2 =>
CuSO4(aq) + Ca(OH)2(aq) = CaSO4 + Cu(OH)2
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al + CdSO4 = Al2(SO4)3 + Cd =>
2 Al + 3 CdSO4 = Al2(SO4)3 + 3 Cd
Mg(ClO3)2 = Mg + ClO3 =>
Mg(ClO3)2 = Mg + 2 ClO3
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Sc(NO3)3 + Na2SO4 = Sc2(SO4)3 + NaNO3 =>
2 Sc(NO3)3 + 3 Na2SO4 = Sc2(SO4)3 + 6 NaNO3
C21H22N2O2 + O2 = CO2 + NO2 + H2O =>
2 C21H22N2O2 + 55 O2 = 42 CO2 + 4 NO2 + 22 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CuI2 + F2 = CuF + I =>
2 CuI2 + F2 = 2 CuF + 4 I
Na2Cr2O7 + FeSO4 = Na2SO4 + FeCr2O7 =>
Na2Cr2O7 + FeSO4 = Na2SO4 + FeCr2O7
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Zn(s) + HCl(aq) = ZnCl2(aq)2 + H2(g) =>
Zn(s) + 22 HCl(aq) = ZnCl2(aq)2 + 11 H2(g)
Mg + Sn(OH)4 = Mg(OH)2 + Sn =>
2 Mg + Sn(OH)4 = 2 Mg(OH)2 + Sn
Au2O3 + H3PO4 = AuPO4 + H2O =>
Au2O3 + 2 H3PO4 = 2 AuPO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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