| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Na + O2 = 2 Na2O
CH2CH2 + Cl2 = CH2CH2Cl2 =>
CH2CH2 + Cl2 = CH2CH2Cl2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(OH) + Cs = CsOH + Al =>
Al(OH) + Cs = CsOH + Al
HClO3 + KOH = KClO3 + H2O =>
HClO3 + KOH = KClO3 + H2O
HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + KC2H3O2(aq) =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O(l) + CO2(g) + 2 KC2H3O2(aq)
H2S + LiOH = Li2S + H2O =>
H2S + 2 LiOH = Li2S + 2 H2O
BrO3{-3} + Br{-} + H{+} = Br2 + H2O =>
BrO3{-3} + 3 Br{-} + 6 H{+} = 2 Br2 + 3 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Na2O + CO2 + H2O = NaHCO3 =>
Na2O + 2 CO2 + H2O = 2 NaHCO3
Mg + N = N2Mg =>
Mg + 2 N = N2Mg
Mg + Cr(NO3)2 = Mg(NO3)2 + Cr =>
Mg + Cr(NO3)2 = Mg(NO3)2 + Cr
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
FeS + K2S = FeK2 + S =>
FeS + K2S = FeK2 + 2 S
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
BrO3{-} + Br{-} + H{+} = Br2 + H2O =>
BrO3{-} + 5 Br{-} + 6 H{+} = 3 Br2 + 3 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
zinc + hydrochloricacid = zincchloride + hydrogen =>
Zn + 2 HCl = ZnCl2 + H2
Sb + I5 = SbI5 =>
Sb + I5 = SbI5
NH4NO3 = N2 + O2 + H20 =>
10 NH4NO3 = 10 N2 + 15 O2 + 2 H20
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
FeCl3 + Na3PO4 = FePO4 + NaCl =>
FeCl3 + Na3PO4 = FePO4 + 3 NaCl
Br2 + P4 = P2Br5 =>
5 Br2 + P4 = 2 P2Br5
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
Cl{-} + Na{+} = NaCl =>
Cl{-} + Na{+} = NaCl
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MgCl2(aq) + NAOH(aq) = Mg(OH)2(s) + NACl(aq) =>
MgCl2(aq) + 2 NAOH(aq) = Mg(OH)2(s) + 2 NACl(aq)
Cl{-} + Na{+} = NaCl =>
Cl{-} + Na{+} = NaCl
C(s) + S(s) = CS2(l) =>
C(s) + 2 S(s) = CS2(l)
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MgCl2(aq) + NAOH(aq) = Mg(OH)2(s) + NACl(aq) =>
MgCl2(aq) + 2 NAOH(aq) = Mg(OH)2(s) + 2 NACl(aq)
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cu(s) + AgNO3(aq) = Cu(NO3)2 + Ag =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2 + 2 Ag
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
CH4 + O2 = H2O + CO2 =>
CH4 + 2 O2 = 2 H2O + CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
CuCrO4 = Cu + CrO4 =>
CuCrO4 = Cu + CrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/11/19
Équations équilibrées sur02/10/18
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