| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + I2 = 2 NaI
ZnBr2 + Hg(NO3)2 = Zn(NO3)2 + HgBr2 =>
ZnBr2 + Hg(NO3)2 = Zn(NO3)2 + HgBr2
ZnNo3 + C6H8O7 = ZnC6H8O7 + No3 =>
ZnNo3 + C6H8O7 = ZnC6H8O7 + No3
CuCO3 + NaI = CuI + Na2CO3 + I =>
CuCO3 + 2 NaI = CuI + Na2CO3 + I
XNO3 = XNO2 + O2 =>
2 XNO3 = 2 XNO2 + O2
Al + NaOH = NaAl(OH)4 + Na =>
Al + 4 NaOH = NaAl(OH)4 + 3 Na
Fe + H2CO3 = FeCO3 + H2 =>
Fe + H2CO3 = FeCO3 + H2
Al + NaOH = NaAl(OH)4 + Na =>
Al + 4 NaOH = NaAl(OH)4 + 3 Na
Cu(OH)2 + W2O5 = CuO + W(OH)5 =>
5 Cu(OH)2 + W2O5 = 5 CuO + 2 W(OH)5
NaMnO4 + Na2SeO3 + H2O = Na2SeO4 + MnO2 + NaOH =>
2 NaMnO4 + 3 Na2SeO3 + H2O = 3 Na2SeO4 + 2 MnO2 + 2 NaOH
Cr + KOH = KCrO2 + H2 + K2O =>
2 Cr + 6 KOH = 2 KCrO2 + 3 H2 + 2 K2O
C23H15Br2NOS + C16H27BO2S = C55H65NOS3 + H2BO2 + Br2 =>
C23H15Br2NOS + 2 C16H27BO2S = C55H65NOS3 + 2 H2BO2 + Br2
H2S + Br2 + HO = H2SO4 + HBr =>
H2S + 2 Br2 + 4 HO = H2SO4 + 4 HBr
RbBrO3 = RbBr + O2 =>
2 RbBrO3 = 2 RbBr + 3 O2
Al5 + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al5 + 30 HCl(aq) = 10 AlCl3(aq) + 15 H2(g)
U71Si48Gd = U3Si2 + Gd + USi =>
U71Si48Gd = 23 U3Si2 + Gd + 2 USi
Cu(SO4)2 + H2O = Cu(OH)2 + HSO4 =>
Cu(SO4)2 + 2 H2O = Cu(OH)2 + 2 HSO4
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
N2(s) + O2(g) = NO2(s) =>
N2(s) + 2 O2(g) = 2 NO2(s)
POCl3 = PCl5 + P2O5 =>
5 POCl3 = 3 PCl5 + P2O5
MgCl2 + KOH = Mg(OH)2 + KCl =>
MgCl2 + 2 KOH = Mg(OH)2 + 2 KCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
H3NSO3 + C2H6O = NH4C2H5SO4 =>
H3NSO3 + C2H6O = NH4C2H5SO4
POCl3(l) + H2O(l) = H3PO4(aq) + HCl(g) =>
POCl3(l) + 3 H2O(l) = H3PO4(aq) + 3 HCl(g)
TeO2 + H2O = H2Te + H2TeO4 =>
4 TeO2 + 4 H2O = H2Te + 3 H2TeO4
Li{+} + Cu = Li + Cu{+2} =>
2 Li{+} + Cu = 2 Li + Cu{+2}
CH3OH + CO = HC2H3O2 =>
CH3OH + CO = HC2H3O2
Fe + Cu3(SO4)2 = FeSO4 + Cu =>
2 Fe + Cu3(SO4)2 = 2 FeSO4 + 3 Cu
(NH4)3PO4 + C(NO3)4 = C3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 C(NO3)4 = C3(PO4)4 + 12 NH4NO3
CaCl2 + Na3Po4 = NaCl + Ca3(Po4)2 =>
3 CaCl2 + 2 Na3Po4 = 6 NaCl + Ca3(Po4)2
NaOH + C4H10 = C4H9Na + H2O =>
NaOH + C4H10 = C4H9Na + H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
ZnHClO4 + K3PO4 = Zn3PO4 + KHClO4 =>
3 ZnHClO4 + K3PO4 = Zn3PO4 + 3 KHClO4
AgNO3 + CuSO4 = Cu(NO3)2 + Ag2SO4 =>
2 AgNO3 + CuSO4 = Cu(NO3)2 + Ag2SO4
K2CrO4(aq) + Pb(NO3)2 = PbCrO4 + KNO3 =>
K2CrO4(aq) + Pb(NO3)2 = PbCrO4 + 2 KNO3
KBr + Cl2 = KCl2 + Br =>
KBr + Cl2 = KCl2 + Br
HI + CaS = HSCaI =>
HI + CaS = HSCaI
Cr2O7{-2} + H{+} + {-} = Cr{+2} + H2O =>
Cr2O7{-2} + 14 H{+} + 8e = 2 Cr{+2} + 7 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
ZnS + O2 = ZnO + S(O2)2 =>
2 ZnS + 5 O2 = 2 ZnO + 2 S(O2)2
MnO + O2 = Mn2O3 =>
4 MnO + O2 = 2 Mn2O3
HNO3 + KI + HCl = I2 + N2 + KCl + H2O =>
2 HNO3 + 10 KI + 10 HCl = 5 I2 + N2 + 10 KCl + 6 H2O
ZnO + HNO3 + H2O = Zn(NO3)2*6H2O =>
ZnO + 2 HNO3 + 5 H2O = Zn(NO3)2*6H2O
Fe + H2S = FeS + H2 =>
Fe + H2S = FeS + H2
NH4Br(s) + H2SO4(aq) = HBr(aq) + (NH4)2SO4(aq) =>
2 NH4Br(s) + H2SO4(aq) = 2 HBr(aq) + (NH4)2SO4(aq)
CuCl2 + HCl = H2[CuCl4] =>
CuCl2 + 2 HCl = H2[CuCl4]
Al2(CO3)3 + Mg = Mg(CO3) + Al =>
Al2(CO3)3 + 3 Mg = 3 Mg(CO3) + 2 Al
Na2O2(s) = Na(s) + O2(g) =>
Na2O2(s) = 2 Na(s) + O2(g)
H2S + MnO4 = H2O + S2 + Mn =>
4 H2S + MnO4 = 4 H2O + 2 S2 + Mn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/29/24
Équations équilibrées sur04/28/23
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