| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 BeO + CaO = CaBe3O4
FeS + KNO3 = KNO2 + Fe2O3 + SO2 =>
2 FeS + 7 KNO3 = 7 KNO2 + Fe2O3 + 2 SO2
Fe2 + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe2 + 8 HNO3 = 2 Fe(NO3)3 + 2 NO + 4 H2O
Cl2 + I2 + NaOH = NaCl + NaIO3 + H2O =>
5 Cl2 + I2 + 12 NaOH = 10 NaCl + 2 NaIO3 + 6 H2O
CH3CH2OH + CrO3 = CH3CO2H + CrO + H2O =>
CH3CH2OH + CrO3 = CH3CO2H + CrO + H2O
C3H4O2 + H2O = C4H8O2 + CO2 =>
5 C3H4O2 + 2 H2O = 3 C4H8O2 + 3 CO2
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
KMnO4 + H2C2O4*2H2O = CO2 + H2O + K2O + Mn2O3 =>
2 KMnO4 + 4 H2C2O4*2H2O = 8 CO2 + 12 H2O + K2O + Mn2O3
MnO2 + NaBiO3 + HNO3 = HMnO4 + BiONO3 + NaNO3 + H2O =>
2 MnO2 + 3 NaBiO3 + 6 HNO3 = 2 HMnO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
Pb(OH)2 + Cr(CO3)3 = PbCO3 + Cr(OH)6 =>
3 Pb(OH)2 + Cr(CO3)3 = 3 PbCO3 + Cr(OH)6
Na2S2O5 + H2O = NaHSO3 =>
Na2S2O5 + H2O = 2 NaHSO3
Pm + O2 = Pm2O3 =>
4 Pm + 3 O2 = 2 Pm2O3
AgNO3(aq) + CoCl2(aq) = AgCl + Co(NO3)2(s) =>
2 AgNO3(aq) + CoCl2(aq) = 2 AgCl + Co(NO3)2(s)
NH4CH3CO2 + MgCl2 = NH4Cl + C4H6MgO4 =>
2 NH4CH3CO2 + MgCl2 = 2 NH4Cl + C4H6MgO4
In2(CO3)3 + HCl = InCl3 + H2O + CO2 =>
In2(CO3)3 + 6 HCl = 2 InCl3 + 3 H2O + 3 CO2
ZnSO4 + KSCN = Zn(SCN)2 + K2SO4 =>
ZnSO4 + 2 KSCN = Zn(SCN)2 + K2SO4
KHSO3 + H2SO4 = K2SO4 + SO2 + H2O =>
2 KHSO3 + H2SO4 = K2SO4 + 2 SO2 + 2 H2O
H2C2O4 + CaCl2 = CaC2O4 + HCl =>
H2C2O4 + CaCl2 = CaC2O4 + 2 HCl
H2S + Fe2O3 = FeO + H2O + S =>
H2S + Fe2O3 = 2 FeO + H2O + S
PH3 + KMnO4 + KOH = MnO2 + K3PO4 + H2O =>
3 PH3 + 8 KMnO4 + KOH = 8 MnO2 + 3 K3PO4 + 5 H2O
Li + CH3COOH = LiCH2COOH + H2 =>
2 Li + 2 CH3COOH = 2 LiCH2COOH + H2
K2S + KMnO4 + KOH = SO2 + K2MnO4 + H2O =>
K2S + 6 KMnO4 + 4 KOH = SO2 + 6 K2MnO4 + 2 H2O
FeSO4(aq) + NaOH(aq) = Fe(OH)2 + Na2SO4(aq) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2 + Na2SO4(aq)
AgNO3(aq) = Ag + NO3 =>
AgNO3(aq) = Ag + NO3
Cr(s) + Cl2(g) = CrCl3(s) =>
2 Cr(s) + 3 Cl2(g) = 2 CrCl3(s)
C2H6O + Cr2O7{-} + H{+} = C2H4O + H2O + Cr =>
13 C2H6O + 2 Cr2O7{-} + 2 H{+} = 13 C2H4O + 14 H2O + 4 Cr
Br + NaOH = NaBr + NaBrO + H2O =>
2 Br + 2 NaOH = NaBr + NaBrO + H2O
LiOH + (NH4)3PO4 = Li3PO4 + NH4OH =>
3 LiOH + (NH4)3PO4 = Li3PO4 + 3 NH4OH
Br2 + SO3{2-} + H2O = Br{-} + SO4{2-} + H3O{+} =>
Br2 + SO3{2-} + 3 H2O = 2 Br{-} + SO4{2-} + 2 H3O{+}
MgO + N2 = MgN + O2 =>
2 MgO + N2 = 2 MgN + O2
HgCl2 + SnCl2 = Hg2Cl2 + SnCl4 =>
2 HgCl2 + SnCl2 = Hg2Cl2 + SnCl4
PH3 + KMnO4 + H2SO4 = KHSO4 + MnSO4 + P4 + H2O =>
20 PH3 + 12 KMnO4 + 24 H2SO4 = 12 KHSO4 + 12 MnSO4 + 5 P4 + 48 H2O
CuSO4 + (NH4)2C2O4 = (NH4)2[Cu(C2O4)2] + (NH4)2SO4 =>
CuSO4 + 2(NH4)2C2O4 = (NH4)2[Cu(C2O4)2] + (NH4)2SO4
Li3P = Li2 + P =>
2 Li3P = 3 Li2 + 2 P
CH3CHO + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3CHCOOH =>
15 CH3CHO + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 10 CH3CHCOOH
H2 + I1 = HI =>
H2 + 2 I1 = 2 HI
NO(g) = N2(g) + O2(g) =>
2 NO(g) = N2(g) + O2(g)
Ni(OH)2 + HCl = NiCl2 + H2O =>
Ni(OH)2 + 2 HCl = NiCl2 + 2 H2O
Fe + P4 = Fe3P2 =>
6 Fe + P4 = 2 Fe3P2
NaH2PO3 + NaOH = Na2HPO3 + H2O =>
NaH2PO3 + NaOH = Na2HPO3 + H2O
Li2S + O2 = Li2O + S8 =>
8 Li2S + 4 O2 = 8 Li2O + S8
Zn + C + O = ZnCO3 =>
Zn + C + 3 O = ZnCO3
LiOH + KF = LiF + KOH =>
LiOH + KF = LiF + KOH
Na2ZnO2 + HCl = ZnCl2 + NaOH =>
Na2ZnO2 + 2 HCl = ZnCl2 + 2 NaOH
Cr2O3 + Ba(OH)2 = Ba3(CrO3)2 + H2O =>
Cr2O3 + 3 Ba(OH)2 = Ba3(CrO3)2 + 3 H2O
K2Cr2O7 + Al = K2O + Cr2O3 + Al2O3 =>
K2Cr2O7 + 2 Al = K2O + Cr2O3 + Al2O3
C5H15O6N + O2 = CO2 + H2O + NH4 =>
4 C5H15O6N + 19 O2 = 20 CO2 + 22 H2O + 4 NH4
KNO3(s) + S(s) + C(s) = CO2(g) + K2S(s) + N2(g) =>
2 KNO3(s) + S(s) + 3 C(s) = 3 CO2(g) + K2S(s) + N2(g)
H2[TeCl6] + H2[SnCl4] = H2[TeCl4] + H2[SnCl6] =>
H2[TeCl6] + H2[SnCl4] = H2[TeCl4] + H2[SnCl6]
CaH2(s) + H2O(g) = Ca(OH)2(s) + H2(g) =>
CaH2(s) + 2 H2O(g) = Ca(OH)2(s) + 2 H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/26/24
Équations équilibrées sur11/25/23
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