| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Pb + 3 F2 = 2 PbF3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl(classification) =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl(classification)
KNO3 + H3PO4 = KH2PO4 + HNO3 =>
KNO3 + H3PO4 = KH2PO4 + HNO3
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
Zn + K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + K =>
3 Zn + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 6 K
Cu2(SO4)2 + (NH4)(OH) = Cu(OH)2 + (NH4)2(SO4) =>
Cu2(SO4)2 + 4(NH4)(OH) = 2 Cu(OH)2 + 2(NH4)2(SO4)
AgNo3 + NaCl = AgCl + Na(No3) =>
AgNo3 + NaCl = AgCl + Na(No3)
Ba(NO3)2(aq) + K2SO4(aq) = KNO3(aq) + BaSO4(s) =>
Ba(NO3)2(aq) + K2SO4(aq) = 2 KNO3(aq) + BaSO4(s)
C2H5OH + C2O4 = H2O + C4H6O4 =>
7 C2H5OH + 5 C2O4 = 3 H2O + 6 C4H6O4
N = N2 =>
2 N = N2
Cr + H3PO4 = P2O3 + CrPO4 + H2O =>
4 Cr + 10 H3PO4 = 3 P2O3 + 4 CrPO4 + 15 H2O
KHPO4 = K + HPO4 =>
KHPO4 = K + HPO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + H3(Po4) = Ca3(Po4)2 + H2O =>
3 Ca(OH)2 + 2 H3(Po4) = Ca3(Po4)2 + 6 H2O
ZnCl2 + C2H6OS = ZnS + HCl + O + CH2 =>
ZnCl2 + C2H6OS = ZnS + 2 HCl + O + 2 CH2
FeSO4 + Ba(OH)2 = Fe(HO)2 + BaSO4 =>
FeSO4 + Ba(OH)2 = Fe(HO)2 + BaSO4
Cu + CaO2 + H2SO4 = CaSO4 + CuSO4 + H2O =>
Cu + CaO2 + 2 H2SO4 = CaSO4 + CuSO4 + 2 H2O
Fe + KSCN = (FeSCN)2 + K =>
2 Fe + 2 KSCN = (FeSCN)2 + 2 K
Cr2O7{2-} + C2O4{2-} + H{+} = Cr{3+} + H2O + CO2 =>
Cr2O7{2-} + 3 C2O4{2-} + 14 H{+} = 2 Cr{3+} + 7 H2O + 6 CO2
Fr + Mg(CN)2 = FrCN + Mg =>
2 Fr + Mg(CN)2 = 2 FrCN + Mg
Na(s) + C2H5OH(aq) = C2H5ONa(aq) + H2(g) =>
2 Na(s) + 2 C2H5OH(aq) = 2 C2H5ONa(aq) + H2(g)
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2O + CO2
H2SO4 + Mg(HCO3)2 = MgSO4 + H(HCO3) =>
H2SO4 + Mg(HCO3)2 = MgSO4 + 2 H(HCO3)
NaCO3 + H = NaOH + CO2 =>
NaCO3 + H = NaOH + CO2
K2S + KBrO3 + H2O = S + KBr + KOH =>
3 K2S + KBrO3 + 3 H2O = 3 S + KBr + 6 KOH
C + N2 + H2 + O2 = NH4HCO3 =>
2 C + N2 + 5 H2 + 3 O2 = 2 NH4HCO3
AgNO3 + (NH4)2S = Ag2S + NH4NO3 =>
2 AgNO3 + (NH4)2S = Ag2S + 2 NH4NO3
H2O + Fe(H2O)6{3+} + Fe = Fe(H2O)6{+2} =>
6 H2O + 2 Fe(H2O)6{3+} + Fe = 3 Fe(H2O)6{+2}
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + H2O(l) =>
H2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + 2 H2O(l)
C2H4O2 + Sr(OH)2 = Sr(C2H3O2)2 + H2O =>
2 C2H4O2 + Sr(OH)2 = Sr(C2H3O2)2 + 2 H2O
(HOC2H4NH3)2CO3 = HOC2H4NH2 + H2O + CO2 =>
(HOC2H4NH3)2CO3 = 2 HOC2H4NH2 + H2O + CO2
BeSO4 + H2O = Be(OH)2 + H2SO4 =>
BeSO4 + 2 H2O = Be(OH)2 + H2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2(SO4)3 + KClO3 + KOH = K2CrO4 + KCl9 + K2SO4 + H2O =>
23 Cr2(SO4)3 + 27 KClO3 + 206 KOH = 46 K2CrO4 + 3 KCl9 + 69 K2SO4 + 103 H2O
NaHCO3 + CH3COOCCH3 = CH3COONa + H2O + CO2 =>
9 NaHCO3 + 4 CH3COOCCH3 = 9 CH3COONa + 3 H2O + 7 CO2
Mg{2+}(No{3-} = Mg{2+} =>
Mg{2+}(No{3-} = Mg{2+}
Pb(NO3)2 + Fe(OH)2 = Pb(OH)2 + Fe(NO3)2 =>
Pb(NO3)2 + Fe(OH)2 = Pb(OH)2 + Fe(NO3)2
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
NH4Cl + Ca(NO2)2 = NH4NO2 + CaCl2 =>
2 NH4Cl + Ca(NO2)2 = 2 NH4NO2 + CaCl2
Mn2O7 = Mn2O4 + O2 =>
2 Mn2O7 = 2 Mn2O4 + 3 O2
Pb(C2H3O2)2 + KI = Pb + I + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KI = Pb + 2 I + 2 KC2H3O2
C2H5ONa + CH3I = CH3OC2H5 + NaI =>
C2H5ONa + CH3I = CH3OC2H5 + NaI
Rb + Cl2 = RbCl =>
2 Rb + Cl2 = 2 RbCl
Rb2SO4(aq) + Ba(NO3)2(aq) = RbNO3(aq) + BaSO4(s) =>
Rb2SO4(aq) + Ba(NO3)2(aq) = 2 RbNO3(aq) + BaSO4(s)
KNO3 + FeSO4 + H2SO4 = Fe(NO3)3 + K2SO4 + NO + H2O =>
10 KNO3 + 3 FeSO4 + 2 H2SO4 = 3 Fe(NO3)3 + 5 K2SO4 + NO + 2 H2O
KNO3 + AgBr + NH4OH = NH4Br + AgNO3 + KOH =>
KNO3 + AgBr + NH4OH = NH4Br + AgNO3 + KOH
SI + H2SO4 = SIO2 + SO2 + H2O =>
SI + 2 H2SO4 = SIO2 + 2 SO2 + 2 H2O
CH4 + OH{-} = CO2 + H2O + {-} =>
CH4 + 8 OH{-} = CO2 + 6 H2O + 8e
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
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