| Équations équilibrées la veille | Équations équilibrées le lendemain |
HClO4 + NaOH = NaClO4 + H2O
C6H7N5O16 + O2 = CO2 + NO2 + H2O =>
4 C6H7N5O16 + 19 O2 = 24 CO2 + 20 NO2 + 14 H2O
BaCl2(aq) + Na2SO4(aq) = NaCl(aq) + BaSO4(s) =>
BaCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + BaSO4(s)
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
C22H17N3O + O2 = CO2 + H2O + HCN =>
C22H17N3O + 22 O2 = 19 CO2 + 7 H2O + 3 HCN
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
Ba(NO3)2 = Ba + (NO3)2 =>
Ba(NO3)2 = Ba + (NO3)2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
NO2{-} + Cr2O7{2-} + H{+} = Cr{3+} + NO3{-} + H2O =>
3 NO2{-} + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + 3 NO3{-} + 4 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
O2 = O3 =>
3 O2 = 2 O3
N2(g) + O2(g) = N2O5(g) =>
2 N2(g) + 5 O2(g) = 2 N2O5(g)
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
N2O4 + Cr2O7{2-} + H{+} = Cr{3+} + NO3{-} + H2O =>
3 N2O4 + Cr2O7{2-} + 2 H{+} = 2 Cr{3+} + 6 NO3{-} + H2O
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CO2 = CO + O2 =>
2 CO2 = 2 CO + O2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C3H8 + H2O = C3H8O + H2 =>
C3H8 + H2O = C3H8O + H2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Sn + AgNO3 = Sn(NO3)2 + Ag =>
Sn + 2 AgNO3 = Sn(NO3)2 + 2 Ag
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Sn + AgNO3 = Sn(NO3) + Ag =>
Sn + AgNO3 = Sn(NO3) + Ag
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C3H6 + H2O = C3H8O =>
C3H6 + H2O = C3H8O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
KOH(aq) + H2CO3(aq) = H2O(l) + K2CO3(aq) =>
2 KOH(aq) + H2CO3(aq) = 2 H2O(l) + K2CO3(aq)
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Mn{2+} + Cu{2+} + H2O = MnO2 + Cu{+} + H{+} =>
Mn{2+} + 2 Cu{2+} + 2 H2O = MnO2 + 2 Cu{+} + 4 H{+}
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnO4{-} + NO2{-} + H2O = MnO2 + NO3{-} + OH{-} =>
2 MnO4{-} + 3 NO2{-} + H2O = 2 MnO2 + 3 NO3{-} + 2 OH{-}
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CO2 + C = CO =>
CO2 + C = 2 CO
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Sn + AgNO3 = Sn(NO3)2 + Ag =>
Sn + 2 AgNO3 = Sn(NO3)2 + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/01/22
Équations équilibrées sur05/01/21
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