| Équations équilibrées la veille |
4 HCl + MnO2 = MnCl4 + 2 H2O
Zn(ClO4)2 + Cu = Zn + Cu(ClO4)2 =>
Zn(ClO4)2 + Cu = Zn + Cu(ClO4)2
BeO + HNO3 = Be(NO3)2 + H2O =>
BeO + 2 HNO3 = Be(NO3)2 + H2O
SO + H2 = H2S + H2O =>
SO + 2 H2 = H2S + H2O
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
KBrO3 + Cl2 = KClO3 + Br2 =>
2 KBrO3 + Cl2 = 2 KClO3 + Br2
PH3 + O2 = P4O10 + H2O =>
4 PH3 + 8 O2 = P4O10 + 6 H2O
CoCl2 + AgNO3 = Co(NO3)2 + AgCl =>
CoCl2 + 2 AgNO3 = Co(NO3)2 + 2 AgCl
H2S + H2O2 = H2SO4 + H2O =>
H2S + 4 H2O2 = H2SO4 + 4 H2O
C4H6O6 + CuSO4 + NaOH = Na2[Cu(C4H4O6)2] + Na2SO4 + H2O =>
2 C4H6O6 + CuSO4 + 4 NaOH = Na2[Cu(C4H4O6)2] + Na2SO4 + 4 H2O
Cr2(SO4)3 + K2CO3 + H2O = Cr(OH)3 + CO2 + K2SO4 =>
Cr2(SO4)3 + 3 K2CO3 + 3 H2O = 2 Cr(OH)3 + 3 CO2 + 3 K2SO4
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
Cu{+2} + e = Cu{+} =>
Cu{+2} + e = Cu{+}
MgOH + NH4NO3 = (MgNO3)2 + NH4OH =>
2 MgOH + 2 NH4NO3 = (MgNO3)2 + 2 NH4OH
(NH4)2SO4NaCl = (NH4)2ClNaSO4 =>
(NH4)2SO4NaCl = (NH4)2ClNaSO4
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C3H6HBr = BrC3H7 =>
C3H6HBr = BrC3H7
Cl2 + Br = ClBr =>
Cl2 + 2 Br = 2 ClBr
F2 + CrBr3 = CrF3 + Br =>
3 F2 + 2 CrBr3 = 2 CrF3 + 6 Br
BaS + Na2SO4 = BaSO4 + Na2S =>
BaS + Na2SO4 = BaSO4 + Na2S
H2O2 + As2S3 + NH4OH = (NH4)3AsO + H2O + (NH4)2SO4 =>
8 H2O2 + As2S3 + 12 NH4OH = 2(NH4)3AsO + 14 H2O + 3(NH4)2SO4
C10H18 + O2 = CO2 + H2O =>
2 C10H18 + 29 O2 = 20 CO2 + 18 H2O
Na + MgSO4 = Na2SO4 + Mg =>
2 Na + MgSO4 = Na2SO4 + Mg
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
CuSO4 + CaO = CaSO4 + CuO =>
CuSO4 + CaO = CaSO4 + CuO
Br2 + CaI2 = CaBr2 + I =>
Br2 + CaI2 = CaBr2 + 2 I
C3H4O2 + Ag(NH3)2OH = Ag + NH4COOCH2COONH4 + NH3 + H2O =>
C3H4O2 + 4 Ag(NH3)2OH = 4 Ag + NH4COOCH2COONH4 + 6 NH3 + 2 H2O
C18H37O2NaSO3 + CaH2O + C3H8O3 = C18H37O3NaSO3 + CaCO3 + C2H10 =>
C18H37O2NaSO3 + CaH2O + C3H8O3 = C18H37O3NaSO3 + CaCO3 + C2H10
Kl + Pb(NO3)2 = KlNO3 + PbNO3 =>
Kl + Pb(NO3)2 = KlNO3 + PbNO3
S + K2CrO4 = K2S + CrO4 =>
S + K2CrO4 = K2S + CrO4
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + NaCl(aq) =>
BaCl2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaCl(aq)
KOH + SO3 = K2SO4 + H2O =>
2 KOH + SO3 = K2SO4 + H2O
Na2CO3 + KOH = NaOH + K2CO3 =>
Na2CO3 + 2 KOH = 2 NaOH + K2CO3
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu*2{+} + Ni = Ni*2{+} + Cu =>
Cu*2{+} + Ni = Ni*2{+} + Cu
BaClNaOH = Ba(OH)NaCl =>
BaClNaOH = Ba(OH)NaCl
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Zn + Cu(OH)2 = Zn(OH)4 + Cu =>
Zn + 2 Cu(OH)2 = Zn(OH)4 + 2 Cu
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
Hg0 = Hg =>
Hg0 = Hg
Ba(OH)2 + P2O5 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + P2O5 = Ba3(PO4)2 + 3 H2O
W + O2 = W2O5 =>
4 W + 5 O2 = 2 W2O5
CuBr3 + K2S = Cu2S3 + KBr =>
2 CuBr3 + 3 K2S = Cu2S3 + 6 KBr
OH{-} + NO3{-} = NO22{-} + e + H2O =>
38 OH{-} + NO3{-} = NO22{-} + 38e + 19 H2O
CdO + H2 = Cd + H2O =>
CdO + H2 = Cd + H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
FeCl2 + KClO3 + H2O = Fe(OH)3 + KCl + HCl =>
6 FeCl2 + KClO3 + 15 H2O = 6 Fe(OH)3 + KCl + 12 HCl
(H2O)CoCl2 + NH4Cl + NH3 + H2O2 = (NH3)5CoCl3 + H2O =>
2(H2O)CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2(NH3)5CoCl3 + 4 H2O
NH4 + O2 = N4 + H2O =>
4 NH4 + 4 O2 = N4 + 8 H2O
KC1O3(S) = KC1(S) + O2(g) =>
2 KC1O3(S) = 2 KC1(S) + 3 O2(g)
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Équations équilibrées sur11/16/24
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