| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na(s) + At2(s) = 2 NaAt(s)
C6H6 + KMnO4 + KOH = C6H5COOH + K2MnO4 + H2O =>
7 C6H6 + 30 KMnO4 + 30 KOH = 6 C6H5COOH + 30 K2MnO4 + 18 H2O
C(s) + H2(g) = C2H6(g) =>
2 C(s) + 3 H2(g) = C2H6(g)
Al2 + O3 + H2SO4 = Al2(SO4)2 + H2O =>
3 Al2 + 2 O3 + 6 H2SO4 = 3 Al2(SO4)2 + 6 H2O
Pb(NO3)2 + KBr = PbBr2 + K(NO3) =>
Pb(NO3)2 + 2 KBr = PbBr2 + 2 K(NO3)
Ca(OH)2 + SnCl2 = CaCl2 + Sn(OH)2 =>
Ca(OH)2 + SnCl2 = CaCl2 + Sn(OH)2
NiCl2 + HCl = NiHCl3 =>
NiCl2 + HCl = NiHCl3
Ca(OH)2 + NH4Cl = Ca(Cl)2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = Ca(Cl)2 + 2 H2O + 2 NH3
H2O + C4H8O2 = CH4 + CO2 =>
2 H2O + 2 C4H8O2 = 5 CH4 + 3 CO2
SiF4 + N2 = SiN + NF3 =>
6 SiF4 + 7 N2 = 6 SiN + 8 NF3
Fr + F = Fr2F =>
2 Fr + F = Fr2F
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
C3H8O + Br2 = C3H8OBr2 =>
C3H8O + Br2 = C3H8OBr2
Ca(s) + H2O(i) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(i) = Ca(OH)2(aq) + H2(g)
Cl3 + H2O = HCl + HClO3 =>
2 Cl3 + 3 H2O = 5 HCl + HClO3
Br2 + CO2 = Br2C + O2 =>
Br2 + CO2 = Br2C + O2
Cl2 + Na2CO3 = NaClO3 + NaCl + CO2 =>
3 Cl2 + 3 Na2CO3 = NaClO3 + 5 NaCl + 3 CO2
Fe(x)O(y) + CO = Fe + CO2 =>
Fe(x)O(y) + CO = Fe + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KBr + MgF2 = KF + MgBr2 =>
2 KBr + MgF2 = 2 KF + MgBr2
Na2CrO4 = Na + CrO4 =>
Na2CrO4 = 2 Na + CrO4
KI + (OH)2 = KOH + I =>
2 KI + (OH)2 = 2 KOH + 2 I
CuO + HCe = CuCe2 + H2O =>
CuO + 2 HCe = CuCe2 + H2O
CCl4 + Br2 = CCl4Br2 =>
CCl4 + Br2 = CCl4Br2
KBr + MgF2 = KF + MgBr2 =>
2 KBr + MgF2 = 2 KF + MgBr2
HH2 + O2 = H2O =>
4 HH2 + 3 O2 = 6 H2O
KBr + MgF2 = KF + MgBr2 =>
2 KBr + MgF2 = 2 KF + MgBr2
Cu(OH)2(s) + H2SO4(g) = CuSO4 + H2O(s) =>
Cu(OH)2(s) + H2SO4(g) = CuSO4 + 2 H2O(s)
C6H5NO3 + O2 = CO2 + H2O + NO3 =>
4 C6H5NO3 + 29 O2 = 24 CO2 + 10 H2O + 4 NO3
Fe(OH)2 + NHO3 = Fe(NO3)3 + NO + H2O =>
3 Fe(OH)2 + 10 NHO3 = 3 Fe(NO3)3 + NO + 8 H2O
H2O2 + Cl{-} = H2O + ClO3{-} =>
3 H2O2 + Cl{-} = 3 H2O + ClO3{-}
C7H603 + C4H6O3 = C9H8O4 + C2H402 =>
22 C7H603 + 32 C4H6O3 = 24 C9H8O4 + 33 C2H402
NaOH + Sr(NO3)2 = NaNO3 + Sr(OH)2 =>
2 NaOH + Sr(NO3)2 = 2 NaNO3 + Sr(OH)2
H2C2O4 + K2CO3 = K2C2O4 + H2O + CO2 =>
H2C2O4 + K2CO3 = K2C2O4 + H2O + CO2
Zn(NO3)2 + Na2CO3 = NaNO3 + ZnCO3 =>
Zn(NO3)2 + Na2CO3 = 2 NaNO3 + ZnCO3
MnS + O2 + H2O = Mn(OH)4 + H2S =>
2 MnS + O2 + 6 H2O = 2 Mn(OH)4 + 2 H2S
C2H5OH(l) = C2H4(g) + H2O(l) =>
C2H5OH(l) = C2H4(g) + H2O(l)
Cr(OH)2 + Ba = Cr + Ba(OH)2 =>
Cr(OH)2 + Ba = Cr + Ba(OH)2
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Cu(OH)2 + NaNO2 = Cu(NO2)2 + NaOH =>
Cu(OH)2 + 2 NaNO2 = Cu(NO2)2 + 2 NaOH
CuS + HNO3 = Cu(NO3)2 + H2O + NO + S =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO + 3 S
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
Cu(OH)2 + KNO3 + HCl = Cu(NO3)2 + KCl + H2O =>
Cu(OH)2 + 2 KNO3 + 2 HCl = Cu(NO3)2 + 2 KCl + 2 H2O
Ca(OH)2(aq) + H3(PO4)(l) = Ca3(PO4)2(aq) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3(PO4)(l) = Ca3(PO4)2(aq) + 6 H2O(l)
CuO + HCe = CuCe2 + H2O =>
CuO + 2 HCe = CuCe2 + H2O
V2O5 + V = V2O3 =>
3 V2O5 + 4 V = 5 V2O3
PH3 + NaH2PO4 = P + NaOH + H2O =>
5 PH3 + 3 NaH2PO4 = 8 P + 3 NaOH + 9 H2O
Sn + CuBr = SnBr + Cu =>
Sn + CuBr = SnBr + Cu
C6H5NO2 + HCl + Fe = C6H5NH2 + H2O + FeCl2 =>
C6H5NO2 + 6 HCl + 3 Fe = C6H5NH2 + 2 H2O + 3 FeCl2
Na3PO4 + Cu(NO3)2 = Cu3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Cu(NO3)2 = Cu3(PO4)2 + 6 NaNO3
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Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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