| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3*MgCO3 = CaCO3 + MgCO3
HCIO + O2 = HCIO4 =>
2 HCIO + 3 O2 = 2 HCIO4
FeH3 = H2 + Fe =>
2 FeH3 = 3 H2 + 2 Fe
SiH4 + O2 = SiO + OH =>
2 SiH4 + 5 O2 = 2 SiO + 8 OH
B2O3B2O3 = B + O2 =>
B2O3B2O3 = 4 B + 3 O2
Zn + CrO3 = Cr + ZnO =>
3 Zn + CrO3 = Cr + 3 ZnO
NH4VO3 + Na2SO3 = NH3SO3 + Na2VO3 + H2 =>
2 NH4VO3 + 2 Na2SO3 = 2 NH3SO3 + 2 Na2VO3 + H2
H2CO3 + Zn(OH)2 = H2O + Zn(HCO3)2 =>
2 H2CO3 + Zn(OH)2 = 2 H2O + Zn(HCO3)2
MnO2 + KNO3 + KOH = K2MnO4 + KNO2 + H2O =>
MnO2 + KNO3 + 2 KOH = K2MnO4 + KNO2 + H2O
Cl2 + KI = KICl =>
Cl2 + 2 KI = 2 KICl
F + I2 = IF2 =>
4 F + I2 = 2 IF2
Pb(NO3)2(aq) + Na2(SO4)(aq) = Na(NO3)(aq) + Pb(SO4)(s) =>
Pb(NO3)2(aq) + Na2(SO4)(aq) = 2 Na(NO3)(aq) + Pb(SO4)(s)
Cd2[PO4]2 + [NH4]2S = [PO4]2S3 + NH4 + Cd =>
Cd2[PO4]2 + 3[NH4]2S = [PO4]2S3 + 6 NH4 + 2 Cd
Cu + (HNO3)3 = Cu(NO3)2 + NO2 + H2O =>
3 Cu + 4(HNO3)3 = 3 Cu(NO3)2 + 6 NO2 + 6 H2O
HClO4 + CdO = Cd(ClO4)2 + H2O =>
2 HClO4 + CdO = Cd(ClO4)2 + H2O
K2CO3 + HNO3 = KNO3 + CO2H2O =>
K2CO3 + 2 HNO3 = 2 KNO3 + CO2H2O
Ag{+} + OH{-} = AgO + H =>
Ag{+} + OH{-} = AgO + H
bariumsulfate + sodiumchloride = Bariumchloride + sodiumsulfate =>
BaSO4 + 2 NaCl = BaCl2 + Na2SO4
CoCl2 + CH3COOK + H4EDTA + H2O2 = K[Co(EDTA)] + H2O + CH3COOH + KCl =>
2 CoCl2 + 6 CH3COOK + 2 H4EDTA + H2O2 = 2 K[Co(EDTA)] + 2 H2O + 6 CH3COOH + 4 KCl
AsI3 + As = As2I3 =>
AsI3 + As = As2I3
Cr(OH)3 + NaOH + H2O2 = Na2(CrO4) + H2O =>
2 Cr(OH)3 + 4 NaOH + 3 H2O2 = 2 Na2(CrO4) + 8 H2O
H2 + Na = NaH2 =>
H2 + Na = NaH2
Na2O = Na + O =>
Na2O = 2 Na + O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HIO3 + KOH = KI + H2O + O2 =>
2 HIO3 + 2 KOH = 2 KI + 2 H2O + 3 O2
K2S + HNO3 = KNO3 + NO2 + S + H2O =>
K2S + 4 HNO3 = 2 KNO3 + 2 NO2 + S + 2 H2O
NO + KIO + HNO3 = I2 + KNO3 + H2O =>
2 NO + 6 KIO + 4 HNO3 = 3 I2 + 6 KNO3 + 2 H2O
KMnO4 + H2SO4 + NaBr = MnSO4 + Na2SO4 + K2SO4 + Br2 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 NaBr = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 5 Br2 + 8 H2O
Mg + HCl = Mg{2+} + H2 + Cl{-} =>
Mg + 2 HCl = Mg{2+} + H2 + 2 Cl{-}
MgCl2 + Ca3(AsO4)2 = Mg3(AsO4)2 + CaCl2 =>
3 MgCl2 + Ca3(AsO4)2 = Mg3(AsO4)2 + 3 CaCl2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
BaCl2(aq) + NaOH(aq) = Ba(OH)2(aq) + NaCl(s) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(aq) + 2 NaCl(s)
SnO2 + Li = Sn + LiO2 =>
SnO2 + Li = Sn + LiO2
HNo3 + KOH = H2O + KNo3 =>
HNo3 + KOH = H2O + KNo3
Zn(OH)2(aq) + HC2H3O2(aq) = Zn(C2H3O2)2(s) + H2O(g) =>
Zn(OH)2(aq) + 2 HC2H3O2(aq) = Zn(C2H3O2)2(s) + 2 H2O(g)
LiCN + H2O = HCN + Li2O =>
2 LiCN + H2O = 2 HCN + Li2O
Cr3(SO4)3 + Na2S + H2O = Cr(OH)3 + H2S + Na2SO4 =>
8 Cr3(SO4)3 + 21 Na2S + 60 H2O = 24 Cr(OH)3 + 24 H2S + 21 Na2SO4
PbSO4(heat) = Pb + SO4 =>
PbSO4(heat) = Pb + SO4
BaCl2 + PbO2 + H2SO4 = Cl + PbSO4 + BaSO4 + H2O =>
BaCl2 + PbO2 + 2 H2SO4 = 2 Cl + PbSO4 + BaSO4 + 2 H2O
CaBr2 + KOH = Ca(OH)2 + KBr =>
CaBr2 + 2 KOH = Ca(OH)2 + 2 KBr
K2S(aq) + ZnCl2(aq) = KCl(s) + ZnS(s) =>
K2S(aq) + ZnCl2(aq) = 2 KCl(s) + ZnS(s)
LiOH + H2SeO3 = Li2SeO3 + H2O =>
2 LiOH + H2SeO3 = Li2SeO3 + 2 H2O
K2Cl2O7 + H2O + S = SO2 + KOH + Cl2O3 =>
2 K2Cl2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cl2O3
MgCO3 + HCl = MgCl2 + (H2O)6 + CO2 =>
6 MgCO3 + 12 HCl = 6 MgCl2 + (H2O)6 + 6 CO2
KNO3 + Zn = KNO2 + ZnO =>
KNO3 + Zn = KNO2 + ZnO
H2S2O7(s)H2O(l) = H2SO4(l) =>
H2S2O7(s)H2O(l) = 2 H2SO4(l)
CH2(OH)CH2OH + O2 = H2O + CO2 =>
2 CH2(OH)CH2OH + 5 O2 = 6 H2O + 4 CO2
HI + Mn(OH)2 = MnI2 + H2O =>
2 HI + Mn(OH)2 = MnI2 + 2 H2O
CuCl2(aq) + Na2CO3(aq) = CuCO3(s) + Na2Cl2(s) =>
CuCl2(aq) + Na2CO3(aq) = CuCO3(s) + Na2Cl2(s)
ZnS + CO = Zn + COS =>
ZnS + CO = Zn + COS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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