| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 HOC6H4COOH3 + 4 H2O = 6 HOC6H4COOH + 7 CH3OH
K2SO4 + KMnO4 + H2O = K2S2O8 + MnO2 + KOH =>
6 K2SO4 + 2 KMnO4 + 4 H2O = 3 K2S2O8 + 2 MnO2 + 8 KOH
SrO + SO2 = Sr + SO3 =>
SrO + SO2 = Sr + SO3
CH3COOH + Mg = CH3COOMg + H2 =>
2 CH3COOH + 2 Mg = 2 CH3COOMg + H2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Fe3(PO4)3 + Na2(SO4) = Fe2(SO4)3 + Na3(PO4) =>
2 Fe3(PO4)3 + 9 Na2(SO4) = 3 Fe2(SO4)3 + 6 Na3(PO4)
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
HCl + SrO = SrCl2 + H2O =>
2 HCl + SrO = SrCl2 + H2O
Ca + F2 = CaF2 =>
Ca + F2 = CaF2
CH3CH2Cl + AgOH = AgCl + CH3CH2OH =>
CH3CH2Cl + AgOH = AgCl + CH3CH2OH
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
Na2CO3 + NaOH = Na + CO3OH =>
Na2CO3 + NaOH = 3 Na + CO3OH
KCN(aq) + HCl(aq) = KCl(aq) + HCN(ag) =>
KCN(aq) + HCl(aq) = KCl(aq) + HCN(ag)
O20 = O2 =>
O20 = 10 O2
KOH + KHCO3 = K2CO3 + H2O =>
KOH + KHCO3 = K2CO3 + H2O
C8H9NO + NaOH = C8H8NONa + H2O =>
C8H9NO + NaOH = C8H8NONa + H2O
Er2O3 + HNO3 = Er(NO3)3 + H2O =>
Er2O3 + 6 HNO3 = 2 Er(NO3)3 + 3 H2O
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
Al2(CO3)3 + LiNO3 = Li2CO3 + Al(NO3)3 =>
Al2(CO3)3 + 6 LiNO3 = 3 Li2CO3 + 2 Al(NO3)3
KI + FeCl3 = FeCl2 + I2 + KCl =>
2 KI + 2 FeCl3 = 2 FeCl2 + I2 + 2 KCl
Na3PO4 + Ni(ClO2)2 = NaClO2 + Ni3(PO4)2 =>
2 Na3PO4 + 3 Ni(ClO2)2 = 6 NaClO2 + Ni3(PO4)2
La + La2O3 + Fe + Cu + S = La27Fe7Cu7S39O12 =>
19 La + 4 La2O3 + 7 Fe + 7 Cu + 39 S = La27Fe7Cu7S39O12
AlO = Al + O2 =>
2 AlO = 2 Al + O2
P4(g) + O2(g) = P2O5(g) =>
P4(g) + 5 O2(g) = 2 P2O5(g)
BaSO4 + H3PO4 = Ba3(PO4)2 + H2SO4 =>
3 BaSO4 + 2 H3PO4 = Ba3(PO4)2 + 3 H2SO4
CuI2 + H2S = CuS + HI =>
CuI2 + H2S = CuS + 2 HI
NH3 + FeO = Fe + N + H2O =>
2 NH3 + 3 FeO = 3 Fe + 2 N + 3 H2O
HNO3 + KI = I2 + NO2 + KNO3 + H2O =>
4 HNO3 + 2 KI = I2 + 2 NO2 + 2 KNO3 + 2 H2O
Hf + H3BO3 = Hf3(BO3)4 + H2 =>
3 Hf + 4 H3BO3 = Hf3(BO3)4 + 6 H2
Zn(CH3CO2)2 + MgBr2 = ZnBr2 + Mg(CH3CO2)2 =>
Zn(CH3CO2)2 + MgBr2 = ZnBr2 + Mg(CH3CO2)2
Rh + O2 = Rh2O5 =>
4 Rh + 5 O2 = 2 Rh2O5
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq) =>
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq)
FeS2 + O2 = FeS2O2 =>
FeS2 + O2 = FeS2O2
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
SiH4 + O2 = SiO + H2O =>
2 SiH4 + 3 O2 = 2 SiO + 4 H2O
N2H4(l) + H2O2 = N2(g) + H2O(g) =>
N2H4(l) + 2 H2O2 = N2(g) + 4 H2O(g)
Fe(OH)2 + H3BO3 = Fe3(BO3)2 + H2O =>
3 Fe(OH)2 + 2 H3BO3 = Fe3(BO3)2 + 6 H2O
CH3CHO + NH3 = CH3CNH3OH =>
CH3CHO + NH3 = CH3CNH3OH
Fe(OH)2 + HF = Fe(F2) + H2O =>
Fe(OH)2 + 2 HF = Fe(F2) + 2 H2O
Zn + P = Zn3P2 =>
3 Zn + 2 P = Zn3P2
Na2S2O3(aq) + HCl = S(s) + SO2(g) + NaCl(aq) + H2O(l) =>
Na2S2O3(aq) + 2 HCl = S(s) + SO2(g) + 2 NaCl(aq) + H2O(l)
C2H5OH(aq) + O2(g) = H2O(l) + CO2(g) =>
C2H5OH(aq) + 3 O2(g) = 3 H2O(l) + 2 CO2(g)
C4H7CHO + O2 = CO2 + H2O =>
2 C4H7CHO + 13 O2 = 10 CO2 + 8 H2O
Na2[Pb(OH)4] + CO2 = PbO + Na2CO3 + H2O =>
Na2[Pb(OH)4] + CO2 = PbO + Na2CO3 + 2 H2O
H2S + Zn(NO3)2 = HNO3 + ZnS =>
H2S + Zn(NO3)2 = 2 HNO3 + ZnS
CH3CH2CH2COOK + H2O = CH3CH2CH2COOH + KOH =>
CH3CH2CH2COOK + H2O = CH3CH2CH2COOH + KOH
Mo2O5 + H3PO4 = Mo3(PO4)5 + H2O =>
3 Mo2O5 + 10 H3PO4 = 2 Mo3(PO4)5 + 15 H2O
Br + O2 = Br2O =>
4 Br + O2 = 2 Br2O
Fe2O3 + Be(OH)2 = Fe(OH)3 + BeO =>
Fe2O3 + 3 Be(OH)2 = 2 Fe(OH)3 + 3 BeO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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