| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg2 + 4 Al(NO3)3 = 6 Mg(NO3)2 + 4 Al
Bi(NO3)3 + NaCl + H2O = BiOCl + NaNO3 + HNO3 =>
Bi(NO3)3 + NaCl + H2O = BiOCl + NaNO3 + 2 HNO3
C2H4 + F = CF4 + HF =>
C2H4 + 12 F = 2 CF4 + 4 HF
N2H4(g) + NO2(g) = N2(g) + H2O(g) =>
2 N2H4(g) + 2 NO2(g) = 3 N2(g) + 4 H2O(g)
P2S3 + K2Cr2O7 + H2SO4 = CrPO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 P2S3 + 14 K2Cr2O7 + 38 H2SO4 = 6 CrPO4 + 11 Cr2(SO4)3 + 38 H2O + 14 K2SO4
CrO4{2-} + C2O4{2-} + H{+} = Cr{3+} + CO2 + H2O =>
2 CrO4{2-} + 3 C2O4{2-} + 16 H{+} = 2 Cr{3+} + 6 CO2 + 8 H2O
Ti + HF = H2[TiF6] + H2 =>
Ti + 6 HF = H2[TiF6] + 2 H2
Cr2O7 + Pb(NO3)2 = PbCr2O7 + NO3 =>
Cr2O7 + Pb(NO3)2 = PbCr2O7 + 2 NO3
C2H4(OH)2 + C2H4O = (C2H4OH)2O =>
C2H4(OH)2 + C2H4O = (C2H4OH)2O
NaCH3COO + HNO3 = NaNO3 + HCH3COO =>
NaCH3COO + HNO3 = NaNO3 + HCH3COO
Cu(HCO3)2 + NaOH = Cu(OH)2 + NaHCO3 =>
Cu(HCO3)2 + 2 NaOH = Cu(OH)2 + 2 NaHCO3
NaCl + H3PO4 = Na2HPO4 + HCl =>
2 NaCl + H3PO4 = Na2HPO4 + 2 HCl
Fe(s) + O2(g) + H2O = Fe(OH)2(s) =>
2 Fe(s) + O2(g) + 2 H2O = 2 Fe(OH)2(s)
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
Cu2SO4 + Na3PO4 = Cu3PO4 + Na2SO4 =>
3 Cu2SO4 + 2 Na3PO4 = 2 Cu3PO4 + 3 Na2SO4
CuSO4 + (NH4)OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2(NH4)OH = Cu(OH)2 + (NH4)2SO4
ZnS = Zn + S =>
ZnS = Zn + S
S + C2 = S2C4 =>
2 S + 2 C2 = S2C4
PbO(s) + H2O(l) + NaCl(aq) + CO2(g) = Pb2Cl2CO3(s) + NaOH(aq) =>
2 PbO(s) + H2O(l) + 2 NaCl(aq) + CO2(g) = Pb2Cl2CO3(s) + 2 NaOH(aq)
Pb + Ag2NO3 = Pb(NO3)2 + Ag =>
Pb + 2 Ag2NO3 = Pb(NO3)2 + 4 Ag
C2H5O2N + O2 = CO2 + H2O + N =>
4 C2H5O2N + 9 O2 = 8 CO2 + 10 H2O + 4 N
HCl + Na2CO3*3H2O = NaCl + CO2 + H2O =>
2 HCl + Na2CO3*3H2O = 2 NaCl + CO2 + 4 H2O
CuO + Cl2O7 = CuCl2 + O2 =>
CuO + Cl2O7 = CuCl2 + 4 O2
HC2H3O2(aq) + NaOH(s) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + NaOH(s) = NaC2H3O2(aq) + H2O(l)
Cr2(SO4)3*12H2O + NaOH + H2O2 = Na2Cr2O7 + Na2SO4 + H2O =>
Cr2(SO4)3*12H2O + 8 NaOH + 3 H2O2 = Na2Cr2O7 + 3 Na2SO4 + 19 H2O
CaCN2 + C + Na2CO3 = CaCO3 + NaCN =>
CaCN2 + C + Na2CO3 = CaCO3 + 2 NaCN
H(g) + Br(g) = HBr(g) =>
H(g) + Br(g) = HBr(g)
IO3 + Re = ReO4 + I =>
4 IO3 + 3 Re = 3 ReO4 + 4 I
HNO3 + H2SO4 + CaCO3 = H2O + CaSO3 + NO3 + CO2 =>
2 HNO3 + H2SO4 + CaCO3 = 2 H2O + CaSO3 + 2 NO3 + CO2
Cu(OH)2 + HPO3 = Cu2O + PO4 + H2O =>
6 Cu(OH)2 + 2 HPO3 = 3 Cu2O + 2 PO4 + 7 H2O
AgCl + S2O3{2-} = Ag(S2O3)2{3-} + Cl{-} =>
AgCl + 2 S2O3{2-} = Ag(S2O3)2{3-} + Cl{-}
Fe2(SO4)3 + LiBr = FeBr3 + Li2SO4 =>
Fe2(SO4)3 + 6 LiBr = 2 FeBr3 + 3 Li2SO4
Fe(NO3)3 + Co = Co(NO3)2 + Fe =>
2 Fe(NO3)3 + 3 Co = 3 Co(NO3)2 + 2 Fe
Hg3(PO4)2 + Al = Hg + Al(PO4)2 =>
Hg3(PO4)2 + Al = 3 Hg + Al(PO4)2
Na2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
3 Na2S + 4 Na2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 7 Na2SO4 + 16 H2O
Cr2(SO4)3 + K2(CO3) = Cr2(CO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2(CO3) = Cr2(CO3)3 + 3 K2SO4
Ca(OH)2(aq) + H2C2O4(aq) = H2O(l) + CaC2O4(l) =>
Ca(OH)2(aq) + H2C2O4(aq) = 2 H2O(l) + CaC2O4(l)
Hg + CO2 = C + HgO =>
2 Hg + CO2 = C + 2 HgO
CH3COOH + K(OH) = CH3CO2K + H2O =>
CH3COOH + K(OH) = CH3CO2K + H2O
Mn(SO4)2 = Mn + SO4 =>
Mn(SO4)2 = Mn + 2 SO4
PbCl4 + NaBr = PbBr2 + Br2 + NaCl =>
PbCl4 + 4 NaBr = PbBr2 + Br2 + 4 NaCl
Ag2S + Na2S = Ag2Na + S =>
2 Ag2S + Na2S = 2 Ag2Na + 3 S
Cu(OH)2(s) + HClO4(aq) = Cu(ClO4)2(s) + H2O(l) =>
Cu(OH)2(s) + 2 HClO4(aq) = Cu(ClO4)2(s) + 2 H2O(l)
CeO2 = Ce + O =>
CeO2 = Ce + 2 O
C2H6O + I2O5 = I + C2H4O2 + H2O =>
5 C2H6O + 2 I2O5 = 4 I + 5 C2H4O2 + 5 H2O
MoO2Cl2 + NH3 + H2 = Mo2N + HCl + H2O =>
4 MoO2Cl2 + 2 NH3 + 9 H2 = 2 Mo2N + 8 HCl + 8 H2O
Ni(OH)2(s) + (NH4)2SO4(aq) = NH4OH(aq) + NiSO4(aq) =>
Ni(OH)2(s) + (NH4)2SO4(aq) = 2 NH4OH(aq) + NiSO4(aq)
Al2O3 + SiO2 + MgO = Al3Mg2AlSi5O18 =>
2 Al2O3 + 5 SiO2 + 2 MgO = Al3Mg2AlSi5O18
K(Cr(C2O4)2(H2O)2)2H2O + C2H6O = Cr(OH)3 + H2O + KOH + CO =>
8 K(Cr(C2O4)2(H2O)2)2H2O + 9 C2H6O = 16 Cr(OH)3 + 39 H2O + 8 KOH + 82 CO
CaAl2Si2O8 + H2O = CaAl2(OH)2Si2O7*H2O =>
CaAl2Si2O8 + 2 H2O = CaAl2(OH)2Si2O7*H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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