| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + S + 3 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 H2O
Nb + Cl2 = NbCl5 =>
2 Nb + 5 Cl2 = 2 NbCl5
F(NO3)3 + NaOH = F(OH)3 + NaNO3 =>
F(NO3)3 + 3 NaOH = F(OH)3 + 3 NaNO3
Na3N + Ba = Ba3N + Na3 =>
Na3N + 3 Ba = Ba3N + Na3
C6H8O6 + H2O = C6H6O6 + H3O =>
C6H8O6 + 2 H2O = C6H6O6 + 2 H3O
F + O = F2O2 =>
2 F + 2 O = F2O2
Fe(OH)3 + HCl(aq) = FeCl3(aq) + H2O =>
Fe(OH)3 + 3 HCl(aq) = FeCl3(aq) + 3 H2O
CoO3 + Zn = Co + ZnO =>
CoO3 + 3 Zn = Co + 3 ZnO
C2H2O4 + KMnO4 = MnO2 + K2O + CO2 + H2O =>
3 C2H2O4 + 2 KMnO4 = 2 MnO2 + K2O + 6 CO2 + 3 H2O
KI + H2SO4 + NaNO3 = I2 + Na2SO4 + NO + H2O + K2SO4 =>
6 KI + 4 H2SO4 + 2 NaNO3 = 3 I2 + Na2SO4 + 2 NO + 4 H2O + 3 K2SO4
FePO4 + NaOH = Fe(OH)3 + Na3PO4 =>
FePO4 + 3 NaOH = Fe(OH)3 + Na3PO4
CuCO3 + H2O = Cu(OH)2 + CO2 =>
CuCO3 + H2O = Cu(OH)2 + CO2
HSnO2 + CrO4 = HSnO3 + CrO2 =>
2 HSnO2 + CrO4 = 2 HSnO3 + CrO2
ZnSO4 + H2 = Zn + H2SO4 =>
ZnSO4 + H2 = Zn + H2SO4
Na2O + Mg = MgO + Na =>
Na2O + Mg = MgO + 2 Na
Ca2 + PO4 = Ca3(PO4)2 =>
3 Ca2 + 4 PO4 = 2 Ca3(PO4)2
MgO + K = K2O + Mg =>
MgO + 2 K = K2O + Mg
Fe + Ag(C2H3O2) = Fe(C2H3O2) + Ag =>
Fe + Ag(C2H3O2) = Fe(C2H3O2) + Ag
(NH4)2SO4 + LiCl = (NH4)Li + (SO4)Cl2 =>
(NH4)2SO4 + 2 LiCl = 2(NH4)Li + (SO4)Cl2
NH3 + NO2 = N2O + H2O =>
6 NH3 + 8 NO2 = 7 N2O + 9 H2O
Cl + N = ClN =>
Cl + N = ClN
Ni + Cu(OH)2 = Ni(OH)2 + Cu =>
Ni + Cu(OH)2 = Ni(OH)2 + Cu
KMnO4 + KClO2 + H2O = MnO2 + KClO4 + K(OH) =>
4 KMnO4 + 3 KClO2 + 2 H2O = 4 MnO2 + 3 KClO4 + 4 K(OH)
Cl2 + O2 = ClO2 =>
Cl2 + 2 O2 = 2 ClO2
Cu2O + MgBr2 = MgO + Cu2Br2 =>
Cu2O + MgBr2 = MgO + Cu2Br2
H2S(g) + O2 = SO2 + H2O =>
2 H2S(g) + 3 O2 = 2 SO2 + 2 H2O
Pb(NO3) + KBr = KNO3 + PbBr =>
Pb(NO3) + KBr = KNO3 + PbBr
C2H4O + Cr2O7{-2} + H{+} = C2H4O2 + Cr{3+} + H2O =>
3 C2H4O + Cr2O7{-2} + 8 H{+} = 3 C2H4O2 + 2 Cr{3+} + 4 H2O
KF + HF = KH + F =>
KF + HF = KH + 2 F
CaAl2Si2O8 + H + H2O = Al(OH)3 + SiO2 + Ca =>
CaAl2Si2O8 + 2 H + 2 H2O = 2 Al(OH)3 + 2 SiO2 + Ca
AgOH + NH3 = Ag(NH3) + OH =>
AgOH + NH3 = Ag(NH3) + OH
Fe + HC2H3O2 = Fe(C2H2O2)3 + H2 =>
Fe + 3 HC2H3O2 = Fe(C2H2O2)3 + 3 H2
SbS2 + O2 = Sb2O4 + SO4 =>
2 SbS2 + 10 O2 = Sb2O4 + 4 SO4
KClO3 + P4S3 = KCl + P4O10 + SO2 =>
16 KClO3 + 3 P4S3 = 16 KCl + 3 P4O10 + 9 SO2
Li + Ni(No3)2 = LiNo3 + Ni =>
2 Li + Ni(No3)2 = 2 LiNo3 + Ni
LiBr(aq) + F2(g) = LiF(aq) + Br2(g) =>
2 LiBr(aq) + F2(g) = 2 LiF(aq) + Br2(g)
Sr + PO4 = SrPO4 =>
Sr + PO4 = SrPO4
Ca(OH)2 + (NH4)2S04 = CaS04 + NH3 + H2O =>
Ca(OH)2 + (NH4)2S04 = CaS04 + 2 NH3 + 2 H2O
CuS + NH4OH + O2 = [Cu(NH3)4]SO4 + H2O =>
CuS + 4 NH4OH + 2 O2 = [Cu(NH3)4]SO4 + 4 H2O
Na2HPO4 + BaCl2 = Ba3(PO4)2 + NaCl + HCl =>
2 Na2HPO4 + 3 BaCl2 = Ba3(PO4)2 + 4 NaCl + 2 HCl
HI + K = KI + H2 =>
2 HI + 2 K = 2 KI + H2
NaAu(CN)2 + Zn = Na2Zn(CN)4 + Au =>
2 NaAu(CN)2 + Zn = Na2Zn(CN)4 + 2 Au
Be(s) + Br2(l) = BeBr(s) =>
2 Be(s) + Br2(l) = 2 BeBr(s)
C(s) + K2CO3(s) = K(s) + CO2(g) =>
C(s) + 2 K2CO3(s) = 4 K(s) + 3 CO2(g)
C11H14O + Br2 = C11H13BrO*HBr =>
C11H14O + Br2 = C11H13BrO*HBr
Al + Cr2O7 = Al2O3 + Cr =>
14 Al + 3 Cr2O7 = 7 Al2O3 + 6 Cr
Cr(NO3)3 + (NH4)2S2O8 + H2O = H2CrO4 + HNO3 + (NH4)2SO4 =>
6 Cr(NO3)3 + (NH4)2S2O8 + 18 H2O = 6 H2CrO4 + 16 HNO3 + 2(NH4)2SO4
Na2O2 + H2 = Na2O + H2O =>
Na2O2 + H2 = Na2O + H2O
C5H11 + O2 = CO2 + H2O =>
4 C5H11 + 31 O2 = 20 CO2 + 22 H2O
RbH + H2O = RbO + H2 =>
2 RbH + 2 H2O = 2 RbO + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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