| Équations équilibrées la veille | Équations équilibrées le lendemain |
CrCl3 + 2 NaOH = NaCrO2 + 2 HCl + NaCl
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
K(s) + H2O(l) = KHO(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KHO(aq) + H2(g)
Cu + HNO3(dil) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(dil) = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb(NO3)2(aq) + NaBr(aq) = Pb(Br)2(aq) + NaNO3 =>
Pb(NO3)2(aq) + 2 NaBr(aq) = Pb(Br)2(aq) + 2 NaNO3
NH4Cl + CH3COOH + NaOH = C7H11NO6Na4 + HCl + H2O =>
2 NH4Cl + 7 CH3COOH + 8 NaOH = 2 C7H11NO6Na4 + 2 HCl + 10 H2O
H3PO4 + KOH = KH2PO4 + H2O =>
H3PO4 + KOH = KH2PO4 + H2O
Li + ZnO = Zn + Li2O =>
2 Li + ZnO = Zn + Li2O
HgS(s) + NaHS(aq) + NaOH(aq) = Na2HgS2(aq) + H2O =>
HgS(s) + NaHS(aq) + NaOH(aq) = Na2HgS2(aq) + H2O
K2SO3 + Pb(NO3)2 = PbSO3 + KNO3 =>
K2SO3 + Pb(NO3)2 = PbSO3 + 2 KNO3
Cl2(aq) + KBr = Br2 + KCl(aq) =>
Cl2(aq) + 2 KBr = Br2 + 2 KCl(aq)
N2H6SO4 + CuCl2 + NaOH = N2 + Cu2O + NaCl + H2SO4 + H2O =>
N2H6SO4 + 4 CuCl2 + 8 NaOH = N2 + 2 Cu2O + 8 NaCl + H2SO4 + 6 H2O
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
Fe{2+} + H2O2 + H{+} = Fe{3+} + H2O =>
2 Fe{2+} + H2O2 + 2 H{+} = 2 Fe{3+} + 2 H2O
N2O5 + H2 = NH3 + H2O =>
N2O5 + 8 H2 = 2 NH3 + 5 H2O
Bi2O3 + Cl2O5 = Bi(ClO3)3 =>
Bi2O3 + 3 Cl2O5 = 2 Bi(ClO3)3
K2Cr2O7 + H2S + H2SO4 = S + Cr(OH)3 + KOH =>
4 K2Cr2O7 + 15 H2S + H2SO4 = 16 S + 8 Cr(OH)3 + 8 KOH
N2O5 + H2 = N + H2O =>
N2O5 + 5 H2 = 2 N + 5 H2O
N2O5 + H2 = NO2 + H2O =>
N2O5 + H2 = 2 NO2 + H2O
N2O5 + H2 = H2O + NO =>
N2O5 + 3 H2 = 3 H2O + 2 NO
HI(aq) + Zn(NO3)2(aq) = HNO3(aq) + ZnI2(aq) =>
2 HI(aq) + Zn(NO3)2(aq) = 2 HNO3(aq) + ZnI2(aq)
Cl2(aq) + KBr = Br2 + KCl(aq) =>
Cl2(aq) + 2 KBr = Br2 + 2 KCl(aq)
LiO + SO2 = Li2SO4 =>
2 LiO + SO2 = Li2SO4
CuBr + Ba(OH)2 = Cu(OH)2 + BaBr =>
CuBr + Ba(OH)2 = Cu(OH)2 + BaBr
H2C2O4 + O2 = H2O2 + CO2 =>
H2C2O4 + O2 = H2O2 + 2 CO2
FeSO4 + K2Cr2O7 + H2(SO4)3 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
34 FeSO4 + K2Cr2O7 + 7 H2(SO4)3 = 17 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
H2O + CaH2 = H2 + CaOH2 =>
H2O + CaH2 = H2 + CaOH2
K2Cr2O7 + H2S + H2SO4 = S + Cr(OH)3 + KOH =>
4 K2Cr2O7 + 15 H2S + H2SO4 = 16 S + 8 Cr(OH)3 + 8 KOH
Cu + HNO3(dil) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(dil) = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ni + MgSO2 = Mg + NiSO2 =>
Ni + MgSO2 = Mg + NiSO2
Zn(OH)2SO2 = Zn(SO3)H2O =>
Zn(OH)2SO2 = Zn(SO3)H2O
Bi2O3 + Cl2O5 = Bi(ClO3)3 =>
Bi2O3 + 3 Cl2O5 = 2 Bi(ClO3)3
K2SO3 + Pb(NO3)2 = PbSO3 + KNO3 =>
K2SO3 + Pb(NO3)2 = PbSO3 + 2 KNO3
H2O + CaH2 = H2 + CaOH2 =>
H2O + CaH2 = H2 + CaOH2
Al + K2S = Al2S3 + K =>
2 Al + 3 K2S = Al2S3 + 6 K
CaBr2 + Na2(CO3) = Ca(CO3) + NaBr =>
CaBr2 + Na2(CO3) = Ca(CO3) + 2 NaBr
Ni + MgSO2 = Mg + NiSO2 =>
Ni + MgSO2 = Mg + NiSO2
CuO2 + HCl = CuCl + Cl2 + H2O =>
2 CuO2 + 8 HCl = 2 CuCl + 3 Cl2 + 4 H2O
N2O5 + H2 = NO2 + H2O =>
N2O5 + H2 = 2 NO2 + H2O
K2Cr2O7 + H2S + H2SO4 = S + Cr(OH)3 + KOH =>
4 K2Cr2O7 + 15 H2S + H2SO4 = 16 S + 8 Cr(OH)3 + 8 KOH
Na2 + C1 = NaC1 =>
Na2 + 2 C1 = 2 NaC1
CuSO4 + NaI = CuI + Na2SO4 + I2 =>
2 CuSO4 + 4 NaI = 2 CuI + 2 Na2SO4 + I2
Fe{2+} + H2O2 + H{+} = Fe{3+} + H2O =>
2 Fe{2+} + H2O2 + 2 H{+} = 2 Fe{3+} + 2 H2O
Al + K2S = Al2S3 + K =>
2 Al + 3 K2S = Al2S3 + 6 K
Cu + HNO3(dil) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(dil) = 3 Cu(NO3)2 + 2 NO + 4 H2O
N2H6SO4 + CuCl2 + NaOH = N2 + Cu + NaCl + H2SO4 + H2O =>
N2H6SO4 + 2 CuCl2 + 4 NaOH = N2 + 2 Cu + 4 NaCl + H2SO4 + 4 H2O
CuO2 + HCl = CuCl + Cl2 + H2O =>
2 CuO2 + 8 HCl = 2 CuCl + 3 Cl2 + 4 H2O
Al + TiO2 = AlO + Ti =>
2 Al + TiO2 = 2 AlO + Ti
N2H6SO4 + CuCl2 + NaOH = N2 + Cu2O + Na2SO4 + NaCl + H2O =>
N2H6SO4 + 4 CuCl2 + 10 NaOH = N2 + 2 Cu2O + Na2SO4 + 8 NaCl + 8 H2O
ZnSiO3 + CaO = ZnO + CaSiO3 =>
ZnSiO3 + CaO = ZnO + CaSiO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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