| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 2 NaOH + 2 H2SO4 + 22 H2O = 2 NaAl(SO4)*12H2O + H2
KOH + KNO3 + MnSO4 = KMnO4 + KNO2 + K2SO4 + H2O =>
6 KOH + 5 KNO3 + 2 MnSO4 = 2 KMnO4 + 5 KNO2 + 2 K2SO4 + 3 H2O
Pb + O3 = PbO =>
3 Pb + O3 = 3 PbO
Li3N + H2SO4 = Li2SO4 + H3N =>
2 Li3N + 3 H2SO4 = 3 Li2SO4 + 2 H3N
Ba(OH)2 + NaCl = BaCl2 + NaOH =>
Ba(OH)2 + 2 NaCl = BaCl2 + 2 NaOH
AlCl3 + Pb = PbCl4 + Al =>
4 AlCl3 + 3 Pb = 3 PbCl4 + 4 Al
KMnO4 + H2SO4 + Na2SO3 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 3 H2O
Na + CI2 = NaCI2 =>
Na + CI2 = NaCI2
CuFeS2 + O2 = CuO + Fe2O3 + SO2 =>
4 CuFeS2 + 13 O2 = 4 CuO + 2 Fe2O3 + 8 SO2
C4H10 + Br2 = C4H8Br2 + HBr =>
C4H10 + 2 Br2 = C4H8Br2 + 2 HBr
Cr2O7{-2} + Br{-} + H{+} = Cr{3+} + Br2 + H2O =>
Cr2O7{-2} + 6 Br{-} + 14 H{+} = 2 Cr{3+} + 3 Br2 + 7 H2O
RbCl + O2 = RbClO3 =>
2 RbCl + 3 O2 = 2 RbClO3
NaAsO2 + I2 + NaOH = Na3AsO4 + NaI + H2O =>
NaAsO2 + I2 + 4 NaOH = Na3AsO4 + 2 NaI + 2 H2O
K + Cl + O = KClO4 =>
K + Cl + 4 O = KClO4
SO3(g) + H2O(i) = H2SO4(ac) =>
SO3(g) + H2O(i) = H2SO4(ac)
KNO2 + K2CrO4 + H2O + KOH = KNO3 + K3[Cr(OH)6] =>
3 KNO2 + 2 K2CrO4 + 5 H2O + 2 KOH = 3 KNO3 + 2 K3[Cr(OH)6]
Cu + Cu(NO3)2 = Cu2(NO3)2 =>
Cu + Cu(NO3)2 = Cu2(NO3)2
Fe(NO3)2 + H2O = Fe(NO3)3 + Fe(OH)3 + NO =>
9 Fe(NO3)2 + 6 H2O = 5 Fe(NO3)3 + 4 Fe(OH)3 + 3 NO
CH3NH2 + HCl = HNH2 + CH3Cl =>
CH3NH2 + HCl = HNH2 + CH3Cl
NO(g) + H(g) = NH3(g) + H2O(g) =>
NO(g) + 5 H(g) = NH3(g) + H2O(g)
CH3COOH + Na(HCO3) = Na(CH3COO) + H2O + CO2 =>
CH3COOH + Na(HCO3) = Na(CH3COO) + H2O + CO2
C2H2 + O = CO2 + H2O =>
C2H2 + 5 O = 2 CO2 + H2O
CuSO4 + Na2SO3 + H2O = Cu2O + Na2SO4 + H2SO4 =>
2 CuSO4 + Na2SO3 + 2 H2O = Cu2O + Na2SO4 + 2 H2SO4
KOH + Ba(NO3)2 = Ba(OH)2 + KNO3 =>
2 KOH + Ba(NO3)2 = Ba(OH)2 + 2 KNO3
AgNO3 + CrI2 = AgI + Cr(NO3)2 =>
2 AgNO3 + CrI2 = 2 AgI + Cr(NO3)2
KI + CCl4 + Br2 = KCl + CI + BrCl =>
2 KI + 2 CCl4 + 3 Br2 = 2 KCl + 2 CI + 6 BrCl
Cu + H2O = Cu(OH)2 + H2 =>
Cu + 2 H2O = Cu(OH)2 + H2
C16H334 + O2 = H2O + CO2 =>
2 C16H334 + 199 O2 = 334 H2O + 32 CO2
Al + Cu(OH)2 = Al(OH)2 + Cu =>
Al + Cu(OH)2 = Al(OH)2 + Cu
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
NaCIO + KI + H2SO4 = NaCI + K2SO4 + I2 + H2O =>
NaCIO + 2 KI + H2SO4 = NaCI + K2SO4 + I2 + H2O
C3H7Br + NaOH = C3H7OH + NaBr =>
C3H7Br + NaOH = C3H7OH + NaBr
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl(aq) =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl(aq)
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni =>
Pb + Ni(NO3)2 = Pb(NO3)2 + Ni
HClO4 + HCl = ClO3 + H2O =>
7 HClO4 + HCl = 8 ClO3 + 4 H2O
C7H16 = C4H10 + C6H12 =>
2 C7H16 = 2 C4H10 + C6H12
Na2Cr2O7 + S + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + S + 3 H2SO4 = Cr2(SO4)3 + Na2SO4 + 3 H2O
K2S(aq) + BaCl2(aq) = BaS(s) + KCl(aq) =>
K2S(aq) + BaCl2(aq) = BaS(s) + 2 KCl(aq)
HgS(s) = Hg(l) + S2(s) =>
2 HgS(s) = 2 Hg(l) + S2(s)
Ca(s) + HCl(aq) = CaCl2(aq) + H2(g) =>
Ca(s) + 2 HCl(aq) = CaCl2(aq) + H2(g)
ZnC4H6O4 + Na3PO4 = NaC2H3O2 + Zn3(PO4)2 =>
3 ZnC4H6O4 + 2 Na3PO4 = 6 NaC2H3O2 + Zn3(PO4)2
AlCl3O9 = AlCl3 + O =>
AlCl3O9 = AlCl3 + 9 O
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O =>
CH3CH2OH + CrO3 = CH3COOH + CrO + H2O
Y2O3 + BaCO3 + CuO + O2 = YBa2Cu3O7 + CO2 =>
2 Y2O3 + 8 BaCO3 + 12 CuO + O2 = 4 YBa2Cu3O7 + 8 CO2
Al + NH4ClO4 = Al2O3 + NH4Cl =>
8 Al + 3 NH4ClO4 = 4 Al2O3 + 3 NH4Cl
HCl + HNO3 + Sn = SnCl4 + NO2 + NO + H2O =>
4 HCl + 2 HNO3 + Sn = SnCl4 + NO2 + NO + 3 H2O
K2S + O2 = K2O + S =>
2 K2S + O2 = 2 K2O + 2 S
Cr2O3 + Ba(OH)2 = Ba3(CrO3)2 + H2O =>
Cr2O3 + 3 Ba(OH)2 = Ba3(CrO3)2 + 3 H2O
H3PO3 + Co(OH)3 = Co(PO3) + H2O =>
H3PO3 + Co(OH)3 = Co(PO3) + 3 H2O
PbS + HCl + HNO3 = H2[PbCl4] + H2SO4 + NO + H2O =>
3 PbS + 12 HCl + 8 HNO3 = 3 H2[PbCl4] + 3 H2SO4 + 8 NO + 4 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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