| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
NH3 + CO2 = CN2H4O + H2O =>
2 NH3 + CO2 = CN2H4O + H2O
CoCl2 + AgNO3 = CoNO3 + AgCl2 =>
CoCl2 + AgNO3 = CoNO3 + AgCl2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H10O + Na2O2 = CO2 + H2O + Na2O =>
C4H10O + 12 Na2O2 = 4 CO2 + 5 H2O + 12 Na2O
B2O3 + C = B4C + CO =>
2 B2O3 + 7 C = B4C + 6 CO
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Cl + C = Cl4C =>
4 Cl + C = Cl4C
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
CU(OH)2 = CUO + H2O =>
CU(OH)2 = CUO + H2O
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
CH4 + Cl2 = CHCl3 + HCl =>
CH4 + 3 Cl2 = CHCl3 + 3 HCl
HCl + Mg = H2 + MgCl2 =>
2 HCl + Mg = H2 + MgCl2
PbO2(s) + Pb(s) + SO4{-}(aq) + H{+} = PbSO4(s) + H2O(l) =>
PbO2(s) + 3 Pb(s) + 4 SO4{-}(aq) + 4 H{+} = 4 PbSO4(s) + 2 H2O(l)
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
H2 + Br2 = HBr2 =>
H2 + 2 Br2 = 2 HBr2
H2O2 + PbS = PbSO4 + H2O =>
4 H2O2 + PbS = PbSO4 + 4 H2O
Be2C + H2O = Be(OH)2 + CH4 =>
Be2C + 4 H2O = 2 Be(OH)2 + CH4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
Sn + O2 = SnO2 =>
Sn + O2 = SnO2
K3PO4(aq) + CaCl2(aq) = KCl(aq) + Ca3(PO4)2(s) =>
2 K3PO4(aq) + 3 CaCl2(aq) = 6 KCl(aq) + Ca3(PO4)2(s)
P + KOH + H2O = PH3 + KH2PO3 =>
2 P + KOH + 2 H2O = PH3 + KH2PO3
CON2H4 + H2O = CO2 + NH3 =>
CON2H4 + H2O = CO2 + 2 NH3
H2S + Fe2O3 = Fe2S3 + H2O =>
3 H2S + Fe2O3 = Fe2S3 + 3 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ca(NO3)2 + NaBr = CaBr2 + NaNO3 =>
Ca(NO3)2 + 2 NaBr = CaBr2 + 2 NaNO3
CuSO4 + KI = CuI + KSO4 =>
CuSO4 + KI = CuI + KSO4
NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l) =>
2 NaOH(aq) + CO2(g) = Na2CO3(aq) + H2O(l)
KNO3 + K = K2O + N2 =>
2 KNO3 + 10 K = 6 K2O + N2
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaNO3
Ba(OH)2 + H2SO4 = Ba2(SO4)2 + H2(OH)2 =>
2 Ba(OH)2 + 2 H2SO4 = Ba2(SO4)2 + 2 H2(OH)2
Cu2S + HNO3 = H2SO4 + Cu(NO3)2 + NO + H2O =>
3 Cu2S + 22 HNO3 = 3 H2SO4 + 6 Cu(NO3)2 + 10 NO + 8 H2O
PbO2(s) + Pb(s) + SO4{2-}(aq) + H{+} = PbSO4(s) + H2O(l) =>
PbO2(s) + Pb(s) + 2 SO4{2-}(aq) + 4 H{+} = 2 PbSO4(s) + 2 H2O(l)
Ca(NO3)2 + Na2SO4 = CaSO4 + NaNO3 =>
Ca(NO3)2 + Na2SO4 = CaSO4 + 2 NaNO3
SO2 + KMNO4 + H2O = MNSO4 + K2SO4 + H2SO4 =>
5 SO2 + 2 KMNO4 + 2 H2O = 2 MNSO4 + K2SO4 + 2 H2SO4
H2SO3 + MnO2 = Mn{2+} + (SO4){2-} + H2O =>
H2SO3 + MnO2 = Mn{2+} + (SO4){2-} + H2O
XeF2 + KOH = Xe + O2 + KF + H2O =>
2 XeF2 + 4 KOH = 2 Xe + O2 + 4 KF + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/16/15
Équations équilibrées sur10/16/14
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