| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCl + H2O = H3O{+} + Cl{-}
FeSi2 + NaNO3 = Na2SiO3 + Si3N4 + FeO + O2 =>
10 FeSi2 + 16 NaNO3 = 8 Na2SiO3 + 4 Si3N4 + 10 FeO + 7 O2
NH4OH + CO2 = H2CO3{-} + NH3{+} =>
NH4OH + CO2 = H2CO3{-} + NH3{+}
Ba{2-} + SO4{2+} = BaSO4 =>
Ba{2-} + SO4{2+} = BaSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2SO4 + NaP = HP + Na2SO4 =>
H2SO4 + 2 NaP = 2 HP + Na2SO4
C6H12O11 = C + H + O =>
C6H12O11 = 6 C + 12 H + 11 O
CoCl3 + KNO3 = Co(NO3) + KCl3 =>
CoCl3 + KNO3 = Co(NO3) + KCl3
BeF2 + Fe2O3 = BeO + FeF3 =>
3 BeF2 + Fe2O3 = 3 BeO + 2 FeF3
Al2(CO3)3 + HCl = AlCl3(s) + CO2 + H2O =>
Al2(CO3)3 + 6 HCl = 2 AlCl3(s) + 3 CO2 + 3 H2O
H2SO4 + Zn2 = Zn2(SO4)2 + H =>
2 H2SO4 + Zn2 = Zn2(SO4)2 + 4 H
CH + C2H6 = C3H8 =>
2 CH + 5 C2H6 = 4 C3H8
Fe3(PO4)2 + (NH4)2SO4 = FeSO4 + (NH4)3PO4 =>
Fe3(PO4)2 + 3(NH4)2SO4 = 3 FeSO4 + 2(NH4)3PO4
Al + NaCO3 = Al2(CO3)3 + Na =>
2 Al + 3 NaCO3 = Al2(CO3)3 + 3 Na
H3PO3 + Al2(C2O4)3 = H(C2O4) + Al2PO3 =>
H3PO3 + Al2(C2O4)3 = 3 H(C2O4) + Al2PO3
NH3 + HClO3 = HClO + NO + H2O =>
4 NH3 + 5 HClO3 = 5 HClO + 4 NO + 6 H2O
KBr(aq) + PbCl2(aq) = KCl(s) + PbBr2(aq) =>
2 KBr(aq) + PbCl2(aq) = 2 KCl(s) + PbBr2(aq)
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + CuSO4 = BaSO4 + Cu(NO3)2
CH2O2 + H2O = CO2H{-} + H3O{+} =>
CH2O2 + H2O = CO2H{-} + H3O{+}
(PO4)3 + Ca = Ca3(PO4)2 =>
2(PO4)3 + 9 Ca = 3 Ca3(PO4)2
Li3Po4 + H2O = H3Po4 + LiOH =>
Li3Po4 + 3 H2O = H3Po4 + 3 LiOH
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2(aq) + PbCl2(s) =>
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2(aq) + PbCl2(s)
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
Na2SiO3 + HCOOH = HCOONa + H2SiO3 =>
Na2SiO3 + 2 HCOOH = 2 HCOONa + H2SiO3
KClO3 + I2 = KIO3 + Cl2 =>
2 KClO3 + I2 = 2 KIO3 + Cl2
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
Cr2O7{2-} + SO3{2-} = SO4{2-} + Cr{3+} + {5-} =>
5 Cr2O7{2-} + 35 SO3{2-} = 35 SO4{2-} + 10 Cr{3+} + 8{5-}
NO(s) + H2O = N(OH)2 =>
NO(s) + H2O = N(OH)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
MgCl2 + MnO2 = MgO2 + MnCl2 =>
MgCl2 + MnO2 = MgO2 + MnCl2
Cu + CuCl2 + N2 + CO3 + H2O = NH4Cl + (CuOH)2CO3 =>
7 Cu + CuCl2 + N2 + 4 CO3 + 8 H2O = 2 NH4Cl + 4(CuOH)2CO3
NaHS + NaClO = H2O + NaCl + NaSO4 =>
2 NaHS + 9 NaClO = H2O + 9 NaCl + 2 NaSO4
NaOH + Cl2 = NaCl + NaClO4 + H2O =>
8 NaOH + 4 Cl2 = 7 NaCl + NaClO4 + 4 H2O
(NH4)2CO3 + Ba(NO3)2 = NH4NO3 + BaCO3 =>
(NH4)2CO3 + Ba(NO3)2 = 2 NH4NO3 + BaCO3
C4H6 + KMnO4 + H2O = C4H6(OH)4 + MnO2 + KOH =>
3 C4H6 + 4 KMnO4 + 8 H2O = 3 C4H6(OH)4 + 4 MnO2 + 4 KOH
(Cr2O7){-2} + I{-} + H{+} = Cr{+} + H2O + I2 =>
(Cr2O7){-2} + 10 I{-} + 14 H{+} = 2 Cr{+} + 7 H2O + 5 I2
AgF + NaCl = ClAg + NaF =>
AgF + NaCl = ClAg + NaF
AgI + Na{2}S{+} = Ag{2}S + NaI =>
AgI + Na{2}S{+} = Ag{2}S + NaI
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeBr3 + H2SO4 = Fe2(S0O4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(S0O4)3 + 6 HBr
Cu2{+} + Cl2{-} = CuCl =>
Cu2{+} + Cl2{-} = 2 CuCl
Na2S2O8 + HNO3 = NaNO3 + H2S2O8 =>
Na2S2O8 + 2 HNO3 = 2 NaNO3 + H2S2O8
NH3 + KMnO4 = MnO2 + N2 + KOH + H2O =>
2 NH3 + 2 KMnO4 = 2 MnO2 + N2 + 2 KOH + 2 H2O
HNO3 + ZnCO3 = H2CO3 + Zn(NO3)2 =>
2 HNO3 + ZnCO3 = H2CO3 + Zn(NO3)2
CH3CO + O2 = CO + H2O =>
4 CH3CO + 5 O2 = 8 CO + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaCl(s) + SO2(g) + H2O(g) + O2 = Na2SO4(s) + HCl(g) =>
4 NaCl(s) + 2 SO2(g) + 2 H2O(g) + O2 = 2 Na2SO4(s) + 4 HCl(g)
Nb2O5 + NaOH = Nb2OH + NaO5 =>
Nb2O5 + NaOH = Nb2OH + NaO5
Al2O3 + FeCl3 = Al2Cl3 + FeO3 =>
Al2O3 + FeCl3 = Al2Cl3 + FeO3
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Équations équilibrées sur01/27/25
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