| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(NO3)3 + 3 H2O2 = 2 CrO3 + 3 N2O5 + 3 H2O
O2 + H2O = OH =>
O2 + 2 H2O = 4 OH
KI + KMnO4 + H2O = KIO3 + MnO2 + KOH =>
KI + 2 KMnO4 + H2O = KIO3 + 2 MnO2 + 2 KOH
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Ca(NO3)2 + FeSO4 + H2SO4 = Fe2(SO4)3 + CaSO4 + H2O + NO =>
Ca(NO3)2 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + CaSO4 + 4 H2O + 2 NO
Zn(s) + S(s) = ZnS(s) =>
Zn(s) + S(s) = ZnS(s)
C3H7NO2 + O2 = CO2 + H2O + N2H4CO =>
2 C3H7NO2 + 6 O2 = 5 CO2 + 5 H2O + N2H4CO
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
NH2NH2 + Cl2 = N2 + HCl =>
NH2NH2 + 2 Cl2 = N2 + 4 HCl
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
P4 + FeO + Ca(OH)2 = Fe + CaHPO4 + H2O =>
P4 + 10 FeO + 4 Ca(OH)2 = 10 Fe + 4 CaHPO4 + 2 H2O
Mg(s) + Cl2(g) = MgCl =>
2 Mg(s) + Cl2(g) = 2 MgCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Na2CO3 = Na{+} + CO3{2-} =>
Na2CO3 = 2 Na{+} + CO3{2-}
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4Cl + K2(HgI4) + KOH = [NH2Hg2O]I + KCl + KI + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = [NH2Hg2O]I + KCl + 7 KI + 3 H2O
Cr(OH)4{-} + Na2O2 = CrO4{2-} + H2O + Na{+} + OH{-} =>
2 Cr(OH)4{-} + 3 Na2O2 = 2 CrO4{2-} + 2 H2O + 6 Na{+} + 4 OH{-}
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu(NO3) + Ba(OH)2 = Cu(OH)2 + BaNO3 =>
Cu(NO3) + Ba(OH)2 = Cu(OH)2 + BaNO3
TiCl2 + FeCl3 = TiCl3 + FeCl2 =>
TiCl2 + FeCl3 = TiCl3 + FeCl2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
CaC2 + H2O = C2H2 + CaO =>
CaC2 + H2O = C2H2 + CaO
As2S5 + NO3{-} + H2O = AsO4{3-} + SO4{2-} + NO + H{+} =>
3 As2S5 + 40 NO3{-} + 4 H2O = 6 AsO4{3-} + 15 SO4{2-} + 40 NO + 8 H{+}
Li2CrO4 + BaCl2 = LiCl + BaCrO4 =>
Li2CrO4 + BaCl2 = 2 LiCl + BaCrO4
Na3[Cr(OH)6] + H2O2 = NaOH + Na2CrO4 + H2O =>
2 Na3[Cr(OH)6] + 3 H2O2 = 2 NaOH + 2 Na2CrO4 + 8 H2O
H2(Pb(OH)4) + HClO = PbO2 + HCl + H2O =>
H2(Pb(OH)4) + HClO = PbO2 + HCl + 3 H2O
C4H6 + KMnO4 = C2H3O2K + MnO2 =>
C4H6 + 2 KMnO4 = 2 C2H3O2K + 2 MnO2
Na2 + H2 = NaH =>
Na2 + H2 = 2 NaH
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Zn + H2So4 = ZnSo4 + H2 =>
Zn + H2So4 = ZnSo4 + H2
Al(OH)3 = AlO3 + H20 =>
20 Al(OH)3 = 20 AlO3 + 3 H20
Ba(OH)2 + HCl = H2O + Ba(OH)Cl =>
Ba(OH)2 + HCl = H2O + Ba(OH)Cl
NO2 + H2 = HNO2 =>
2 NO2 + H2 = 2 HNO2
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
Zn + HNO3 = Zn(NO3)2 + H2O + NH4NO3 =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH4NO3
CuSO4 + KI = CuI + KSO4 =>
CuSO4 + KI = CuI + KSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/30/16
Équations équilibrées sur10/30/15
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