| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 Br = K2Br2
CuCl2 = Cu{2+} + Cl{-] =>
CuCl2 = Cu{2+} + 2 Cl{-]
Cl2 + MgBr2 = ClBr + Mg2 =>
2 Cl2 + 2 MgBr2 = 4 ClBr + Mg2
PH3 + KMnO4 + KOH = K2MnO2 + K3PO4 + H2O =>
5 PH3 + 8 KMnO4 + 23 KOH = 8 K2MnO2 + 5 K3PO4 + 19 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
KI(aq) + BaS(aq) = BaI2 + K2S =>
2 KI(aq) + BaS(aq) = BaI2 + K2S
AgBr(s) = Ag(s) + Br2 =>
2 AgBr(s) = 2 Ag(s) + Br2
AlCl3 + Na2CO3 = AlCO3 + Cl3Na2 =>
AlCl3 + Na2CO3 = AlCO3 + Cl3Na2
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
Mg3N2 + CO = MgO + N2 + C2 =>
2 Mg3N2 + 6 CO = 6 MgO + 2 N2 + 3 C2
H2 + HNO3 = N2 + H2O =>
5 H2 + 2 HNO3 = N2 + 6 H2O
CuSO3 + W(OH)5 = Cu(OH)2 + W2(SO3)5 =>
5 CuSO3 + 2 W(OH)5 = 5 Cu(OH)2 + W2(SO3)5
H2SO4 + NaOH = Na2SO4 + OH2 =>
H2SO4 + 2 NaOH = Na2SO4 + 2 OH2
Fe + (OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe + (OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
C16H3* + O2 = CO2 + H2O =>
4 C16H3* + 67 O2 = 64 CO2 + 6 H2O
BaF2 + NaF = BaF + NaF2 =>
BaF2 + NaF = BaF + NaF2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na(s) + H2(g) = NaH =>
2 Na(s) + H2(g) = 2 NaH
NH4Cl + KHSO4 = NH4HSO4 + KCl =>
NH4Cl + KHSO4 = NH4HSO4 + KCl
Ag + HNO3 = NO2 + H2O + AgNO3 =>
Ag + 2 HNO3 = NO2 + H2O + AgNO3
H2C2O4(aq) + KOH(s) = K2C2O4(aq) + H2O(l) =>
H2C2O4(aq) + 2 KOH(s) = K2C2O4(aq) + 2 H2O(l)
C4H8O2 + KMnO4 + H2SO4 = C2H2O4 + MnSO4 + H2O + K2SO4 =>
5 C4H8O2 + 16 KMnO4 + 24 H2SO4 = 10 C2H2O4 + 16 MnSO4 + 34 H2O + 8 K2SO4
OCl{-} + HCl = Cl2 + Cl{-} + H2O =>
OCl{-} + 2 HCl = Cl2 + Cl{-} + H2O
Ca(aq) + S(aq) = CaS(s) =>
Ca(aq) + S(aq) = CaS(s)
C4H10O + H2O = CO2 + H =>
C4H10O + 7 H2O = 4 CO2 + 24 H
CaO + SO3 = Ca2SO3 + O2 =>
2 CaO + SO3 = Ca2SO3 + O2
[Cr(N2H4CO)6]4[Cr(CN)6]3 + H2O + O2 = NH3 + CO2 + Cr =>
2[Cr(N2H4CO)6]4[Cr(CN)6]3 + 102 H2O + 9 O2 = 132 NH3 + 84 CO2 + 14 Cr
(NH4)2CO3(s) = CO2 + H2O(l) + NH3 =>
(NH4)2CO3(s) = CO2 + H2O(l) + 2 NH3
CO2O3 + SO3 = CO2(SO4)3 =>
CO2O3 + 3 SO3 = CO2(SO4)3
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 HOH
CH + OH = CO2 + H2O =>
CH + 5 OH = CO2 + 3 H2O
C8H16 + Br2 = C8H15Br + HBr =>
C8H16 + Br2 = C8H15Br + HBr
Cl2 + MnBr3 = Br2 + MnCl3 =>
3 Cl2 + 2 MnBr3 = 3 Br2 + 2 MnCl3
ClO{-} + Mn{2+} = Cl2 + MnO2 =>
2 ClO{-} + Mn{2+} = Cl2 + MnO2
P4(s) + S8(s) = P4S10(s) =>
4 P4(s) + 5 S8(s) = 4 P4S10(s)
H2CO3 + Al(OH)3 = Al2(CO3)3 + H2O =>
3 H2CO3 + 2 Al(OH)3 = Al2(CO3)3 + 6 H2O
PbS + SO2 = PbO + S =>
2 PbS + SO2 = 2 PbO + 3 S
Na2CO3 + Zn(NO3)2 = ZnCO3 + NaNO3 =>
Na2CO3 + Zn(NO3)2 = ZnCO3 + 2 NaNO3
Ag2O = Ag4 + O2 =>
2 Ag2O = Ag4 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CaI2 + CrSO4 = CaSO4 + CrI2 =>
CaI2 + CrSO4 = CaSO4 + CrI2
Na2B4O7 = Na + B4O7 =>
Na2B4O7 = 2 Na + B4O7
SO4 + H2O = H2SO4 + O2 =>
2 SO4 + 2 H2O = 2 H2SO4 + O2
TiCl4 + NH3 = TiN + HCl + N2 =>
6 TiCl4 + 8 NH3 = 6 TiN + 24 HCl + N2
H3C6H8O7 + NaOH = Na3(C6H8O7) + H2O =>
H3C6H8O7 + 3 NaOH = Na3(C6H8O7) + 3 H2O
KBr + H2SO4 = Br2 + H2S + K2SO4 + H2O =>
8 KBr + 5 H2SO4 = 4 Br2 + H2S + 4 K2SO4 + 4 H2O
De2X3 + Z3X2 = De + ZX =>
De2X3 + 3 Z3X2 = 2 De + 9 ZX
K2S(aq) + Ni(NO3)2(aq) = K2(NO3)2(aq) + NiS(aq) =>
K2S(aq) + Ni(NO3)2(aq) = K2(NO3)2(aq) + NiS(aq)
AgF + Fe2O3 = Ag2O + FeF3 =>
6 AgF + Fe2O3 = 3 Ag2O + 2 FeF3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/04/24
Équations équilibrées sur01/03/24
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