| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NaNO2 + 2 HCl = 2 NaCl + 2 NO + NaNO3 + H2O
H3PO4 + MH3 = (MH4)3PO4 =>
H3PO4 + 3 MH3 = (MH4)3PO4
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO3 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 18 Na2Cr2O7 + 66 H2SO4 = Fe(NO3)3 + 18 Cr2(SO4)3 + 6 CO3 + 66 H2O + 18 Na2SO4 + 3 KNO3
H2CO3 + BaBr2 = BaCO3 + HBr =>
H2CO3 + BaBr2 = BaCO3 + 2 HBr
H2F6Si + H2O = HF + SiO2 =>
H2F6Si + 2 H2O = 6 HF + SiO2
FeS + CaO = Fe + Ca + CaSO4 =>
FeS + 4 CaO = Fe + 3 Ca + CaSO4
Al() + P4() = Al4P3() =>
16 Al() + 3 P4() = 4 Al4P3()
Li(OH) + H2SeO3 = Li2(SeO3) + H2O =>
2 Li(OH) + H2SeO3 = Li2(SeO3) + 2 H2O
Na2S2O3 + HCl = NaCl + HSO4 + S + H2O =>
7 Na2S2O3 + 14 HCl = 14 NaCl + 4 HSO4 + 10 S + 5 H2O
Ca(OH)2 + H2O = Ca(OH2)4 + OH =>
Ca(OH)2 + 4 H2O = Ca(OH2)4 + 2 OH
FeO + O3 = Fe2O3 =>
6 FeO + O3 = 3 Fe2O3
FeSO4 + KMnO4 + H2O = MnO2 + Fe2(SO4)3 + KOH + Fe(OH)3 =>
3 FeSO4 + KMnO4 + 2 H2O = MnO2 + Fe2(SO4)3 + KOH + Fe(OH)3
I2 + Fe = I{-} + Fe{2+} =>
I2 + Fe = 2 I{-} + Fe{2+}
Li2Br2 = LiBr =>
Li2Br2 = 2 LiBr
Al2O3 + NaHSO4 = Al2(SO4)3 + Na2SO4 + H2O =>
Al2O3 + 6 NaHSO4 = Al2(SO4)3 + 3 Na2SO4 + 3 H2O
CaOH2 + NaCO3 = CaCO3 + NaOH2 =>
CaOH2 + NaCO3 = CaCO3 + NaOH2
MgN3 + H2O = MgO3 + NH2 =>
MgN3 + 3 H2O = MgO3 + 3 NH2
Bi(OH)3 + Na2S2O6(O2) + NaOH = NaBiO3 + H2O + Na2S2O7 =>
Bi(OH)3 + Na2S2O6(O2) + NaOH = NaBiO3 + 2 H2O + Na2S2O7
Al + HNO3 = Al(NO3)3 + N7H4NO3 + H2O =>
38 Al + 138 HNO3 = 38 Al(NO3)3 + 3 N7H4NO3 + 63 H2O
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
H2SiO3 + HCl = ClSiO3 + H2 =>
2 H2SiO3 + 2 HCl = 2 ClSiO3 + 3 H2
C6H5NO2 + Zn + NaOH + H2O = C6H5NH2 + Na2[Zn(OH)4] =>
C6H5NO2 + 3 Zn + 6 NaOH + 4 H2O = C6H5NH2 + 3 Na2[Zn(OH)4]
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al + FeSO4 = Al(SO4)3 + Fe2 =>
2 Al + 6 FeSO4 = 2 Al(SO4)3 + 3 Fe2
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
KMnO4 + Na2SO3 + H2O = Mn + Na2SO4 + KOH =>
2 KMnO4 + 7 Na2SO3 + H2O = 2 Mn + 7 Na2SO4 + 2 KOH
ZnO + NaH = Zn + NaOH =>
ZnO + NaH = Zn + NaOH
Co(NO3)2(s) + NaOH(s) = Co(OH)2 + NaNO3 =>
Co(NO3)2(s) + 2 NaOH(s) = Co(OH)2 + 2 NaNO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C + H2 = CH4 =>
C + 2 H2 = CH4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cr2(CO3)3 + HBr = CrBr3 + H2O + CO2 =>
Cr2(CO3)3 + 6 HBr = 2 CrBr3 + 3 H2O + 3 CO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HCl + CaCO3 = CaCl2 + H2(O) + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2(O) + CO2
NiO2 = Ni + O2 =>
NiO2 = Ni + O2
Pt + O2 = Pt2O =>
4 Pt + O2 = 2 Pt2O
Cu(NO3)2 + Na2HPO4 = Cu3(PO4)2 + NaNO3 + HNO3 =>
3 Cu(NO3)2 + 2 Na2HPO4 = Cu3(PO4)2 + 4 NaNO3 + 2 HNO3
CaCl2 + NaOH = CaO + NaCl + HCl =>
CaCl2 + NaOH = CaO + NaCl + HCl
Mn(OH)2 + O2 = MnO(OH) + H2O =>
4 Mn(OH)2 + O2 = 4 MnO(OH) + 2 H2O
C4H9SH(l) + O2(g) = CO2(g) + H2O(l) + SO2 =>
2 C4H9SH(l) + 15 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO2
H2CO3 + Na(OH)2 = Na2(CO3)2 + H2O =>
2 H2CO3 + 2 Na(OH)2 = Na2(CO3)2 + 4 H2O
X2 + NaOH = NaX + NaOX3 + H2O =>
2 X2 + 2 NaOH = NaX + NaOX3 + H2O
KBiO3 + HCl = BiCl3 + Cl2 + KOH + H2O =>
KBiO3 + 5 HCl = BiCl3 + Cl2 + KOH + 2 H2O
Sn + Br2 = Sn3Br4 =>
3 Sn + 2 Br2 = Sn3Br4
Na2CrO4 + Na2SnO + H2O = Na2SnO3 + NaCrO2 + NaOH =>
4 Na2CrO4 + 3 Na2SnO + 2 H2O = 3 Na2SnO3 + 4 NaCrO2 + 4 NaOH
Fe(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Fe(OH)2 =>
Fe(NO3)2 + Cu(OH)2 = Cu(NO3)2 + Fe(OH)2
K + H2O0 = KOH + H2 =>
2 K + 2 H2O0 = 2 KOH + H2
NaH + Al(OH)3 = NaOH + AlH3 =>
3 NaH + Al(OH)3 = 3 NaOH + AlH3
KCl + H2C4H4O6 = KHC4H4O6 + HCl =>
KCl + H2C4H4O6 = KHC4H4O6 + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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