| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HgNO3 + Na2CO3 = 2 NaNO3 + Hg2CO3
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NH4H2PO4 + Ba(OH)2 = Ba3(PO4)2 + NH3 + H2O =>
2 NH4H2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 2 NH3 + 6 H2O
SnSO4 + K2CrO4 + H2SO4 = K2SO4 + CrSO4 + Sn(SO4)2 + H2O =>
2 SnSO4 + K2CrO4 + 4 H2SO4 = K2SO4 + CrSO4 + 2 Sn(SO4)2 + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C2H5Br + KOH = C2H5OH + K + Br =>
C2H5Br + KOH = C2H5OH + K + Br
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
J2 + KOH = KJ + KJO3 + H2O =>
3 J2 + 6 KOH = 5 KJ + KJO3 + 3 H2O
HF(aq) + H2O = H3O(aq) + F =>
HF(aq) + H2O = H3O(aq) + F
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2 =>
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2
H{+} + UO{2+} + Cr2O7{2-} = UO2{2+} + Cr{+3} + H2O =>
8 H{+} + 3 UO{2+} + Cr2O7{2-} = 3 UO2{2+} + 2 Cr{+3} + 4 H2O
MgO(s) = Mg(s) + O2(g) =>
2 MgO(s) = 2 Mg(s) + O2(g)
H2O2(aq) = H2O2(g) =>
H2O2(aq) = H2O2(g)
S2O3{-} + H{+} = SO2 + S8 + H2O =>
32 S2O3{-} + 32 H{+} = 40 SO2 + 3 S8 + 16 H2O
K2CrO4 + Na2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Na2SO4 =>
8 K2CrO4 + 3 Na2S + 20 H2SO4 = 8 K2SO4 + 4 Cr2(SO4)3 + 20 H2O + 3 Na2SO4
CaCl2 + NaOH = Ca(HO)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(HO)2 + 2 NaCl
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
NaBrO + NaBr + H2SO4 = Na2SO4 + Br2 + H2O =>
NaBrO + NaBr + H2SO4 = Na2SO4 + Br2 + H2O
SrO + Na2SO4 = SrSO4 + Na2O =>
SrO + Na2SO4 = SrSO4 + Na2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + CH3COOAg = (CH3COO)2Ca + AgCl =>
CaCl2 + 2 CH3COOAg = (CH3COO)2Ca + 2 AgCl
FeNb2O6 + HF + O2 = H3[FeF6] + H2[NbOF5] + H2O =>
4 FeNb2O6 + 64 HF + O2 = 4 H3[FeF6] + 8 H2[NbOF5] + 18 H2O
Al + H(NO2) = Al(NO2) + H =>
Al + H(NO2) = Al(NO2) + H
S1 + F2 = S1F4 =>
S1 + 2 F2 = S1F4
As2S3 + NO3{-} + H{+} = NO + SO4{2-} + As{5+} + H2O =>
3 As2S3 + 28 NO3{-} + 40 H{+} = 28 NO + 9 SO4{2-} + 6 As{5+} + 20 H2O
Ca(s) + H2O(l) = CaHO(aq) + H2(g) =>
2 Ca(s) + 2 H2O(l) = 2 CaHO(aq) + H2(g)
H2SO4 + NaI = H2S + H2O + I + Na3SO4 =>
5 H2SO4 + 12 NaI = H2S + 4 H2O + 12 I + 4 Na3SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2O + CO2 = KCO + O2 =>
2 K2O + 4 CO2 = 4 KCO + 3 O2
V + H3PO4 = V3(PO4)5 + H2 =>
6 V + 10 H3PO4 = 2 V3(PO4)5 + 15 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn{+4} + O{-2} = Zn2O4 =>
2 Zn{+4} + 4 O{-2} = Zn2O4
A2S3 + HNO3 + H2O = H3AO4 + H2SO4 + NO =>
3 A2S3 + 28 HNO3 + 4 H2O = 6 H3AO4 + 9 H2SO4 + 28 NO
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mn + NaBiO3 = Mn(O4) + NaBi =>
3 Mn + 4 NaBiO3 = 3 Mn(O4) + 4 NaBi
Mg + Mg(NO3)2 = Mg3N2 + MgO =>
8 Mg + Mg(NO3)2 = Mg3N2 + 6 MgO
Mn + Br2 = MnBr3 =>
2 Mn + 3 Br2 = 2 MnBr3
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Sn(OH)4 + Al(NO3)3 = Sn(NO3)4 + Al(OH)3 =>
3 Sn(OH)4 + 4 Al(NO3)3 = 3 Sn(NO3)4 + 4 Al(OH)3
NaClO4 + NH4OH = NaOH + NH4ClO4 =>
NaClO4 + NH4OH = NaOH + NH4ClO4
CaCN2(s) + H2O(l) = CaCO3(aq) + NH3(aq) =>
CaCN2(s) + 3 H2O(l) = CaCO3(aq) + 2 NH3(aq)
PCl3 + O2 = P2O5 + ClO2 =>
4 PCl3 + 17 O2 = 2 P2O5 + 12 ClO2
Cl2 + NaI = I2 + Na2Cl =>
Cl2 + 4 NaI = 2 I2 + 2 Na2Cl
K2S + HCe = KCe + H2S =>
K2S + 2 HCe = 2 KCe + H2S
Fe(No3)3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KNo3(aq) =>
Fe(No3)3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KNo3(aq)
CO + Cu2O = Cu2 + CO2 =>
CO + Cu2O = Cu2 + CO2
CsOH + H2SO4 = Cs2(SO4) + H2O =>
2 CsOH + H2SO4 = Cs2(SO4) + 2 H2O
K2Br(ac) + Ag(NO3)2(ac) = KNO3(ac) + AgBr(s) =>
K2Br(ac) + Ag(NO3)2(ac) = 2 KNO3(ac) + AgBr(s)
HBr2 + KOH = KBr2 + H2O =>
HBr2 + KOH = KBr2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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