| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
KOH + CO2 = K2CO3 + H2O =>
2 KOH + CO2 = K2CO3 + H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2 =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2
N2O5 = NO + O2 =>
2 N2O5 = 4 NO + 3 O2
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
KBr + H2SO4 + MnO2 = KHSO4 + MnSO4 + H2O + Br2 =>
2 KBr + 3 H2SO4 + MnO2 = 2 KHSO4 + MnSO4 + 2 H2O + Br2
H2O(l) = H2(g) + O2(g) =>
2 H2O(l) = 2 H2(g) + O2(g)
H2S + KOH = HKS + H2O =>
H2S + KOH = HKS + H2O
H2SO4 + NaOH = H2O + Na2(SO4) =>
H2SO4 + 2 NaOH = 2 H2O + Na2(SO4)
C7H5N3O6 = H2O + CO + C + N2 =>
2 C7H5N3O6 = 5 H2O + 7 CO + 7 C + 3 N2
Sn + H2SO4 = Sn(SO4)2 + SO2 + H2O =>
Sn + 4 H2SO4 = Sn(SO4)2 + 2 SO2 + 4 H2O
C2H8N10O = H2O + H2 + C + N2 =>
C2H8N10O = H2O + 3 H2 + 2 C + 5 N2
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
C3H6N6O6 = CO + H2O + N2 =>
C3H6N6O6 = 3 CO + 3 H2O + 3 N2
CA(HCO3)2 = CACO3 + CO2 + H2O =>
CA(HCO3)2 = CACO3 + CO2 + H2O
CH4N4O2 = CO + H2O + H2 + N2 =>
CH4N4O2 = CO + H2O + H2 + 2 N2
Na3(PO4) + Cu(NO3)2 = Cu3(PO4)2 + Na(NO3) =>
2 Na3(PO4) + 3 Cu(NO3)2 = Cu3(PO4)2 + 6 Na(NO3)
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
H2SO3 + K = K2SO3 + H2 =>
H2SO3 + 2 K = K2SO3 + H2
C7H5N3O6 = H2O + CO + C + N2 =>
2 C7H5N3O6 = 5 H2O + 7 CO + 7 C + 3 N2
O3 = O2 =>
2 O3 = 3 O2
Ba(HCO3)2 = BaCO3 + H2O + CO2 =>
Ba(HCO3)2 = BaCO3 + H2O + CO2
NH4MnO4 = MnO2 + H2O + N2 =>
2 NH4MnO4 = 2 MnO2 + 4 H2O + N2
Br2 + (CrO2){-} + (OH){-} = Br{-} + (CrO3)2{-} + H2O =>
5 Br2 + 4(CrO2){-} + 8(OH){-} = 10 Br{-} + 2(CrO3)2{-} + 4 H2O
Na3(PO4) + Pb(NO3)2 = Pb3(PO4)2 + Na(NO3) =>
2 Na3(PO4) + 3 Pb(NO3)2 = Pb3(PO4)2 + 6 Na(NO3)
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
FeS + HNO3 = Fe(NO3) + NO2 + S + H2O =>
FeS + 2 HNO3 = Fe(NO3) + NO2 + S + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K2SO4 + MgCl2 = KCl + MgSO4 =>
K2SO4 + MgCl2 = 2 KCl + MgSO4
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
SiC + Cl2 + O2 = SiCl4 + CO2 =>
SiC + 2 Cl2 + O2 = SiCl4 + CO2
NO2 + NO3 = N2O5 =>
NO2 + NO3 = N2O5
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
CH4 = C2H2 + H2 =>
2 CH4 = C2H2 + 3 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
KOH + P2O5 = K3PO4 + H2O =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
BaCl2 + Al2O3 = BaO + AlCl3 =>
3 BaCl2 + Al2O3 = 3 BaO + 2 AlCl3
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
C2H2 + H2 = C2H4 =>
C2H2 + H2 = C2H4
Cs2 + NaOH = Na2Cs3 + Na2O3 + H2O =>
3 Cs2 + 6 NaOH = 2 Na2Cs3 + Na2O3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/06/15
Équations équilibrées sur12/06/14
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