| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Nh4 + 2 HCl = 2 Nh4Cl + H2
HC2H3O2NaOH = NaC2H3O2H2O =>
HC2H3O2NaOH = NaC2H3O2H2O
I{-} + SO4{-2} + H{+} = I2 + H2S + H2O =>
8 I{-} + SO4{-2} + 10 H{+} = 4 I2 + H2S + 4 H2O
Si + O2 = Si4O2 =>
4 Si + O2 = Si4O2
C10H + O2 = H2O + CO2 =>
4 C10H + 41 O2 = 2 H2O + 40 CO2
HClO4 + CaO = CaCl2 + H2O + O2 =>
2 HClO4 + CaO = CaCl2 + H2O + 4 O2
NH2OH + HCl = NH3 + Cl2 + H2O =>
NH2OH + 2 HCl = NH3 + Cl2 + H2O
K2MnO4 + CO2 + H2O = KMnO3 + KHCO3 + MnO4 =>
3 K2MnO4 + 4 CO2 + 2 H2O = 2 KMnO3 + 4 KHCO3 + MnO4
Fe(MnO4)2 + KOH = Fe(OH)2 + KMnO4 =>
Fe(MnO4)2 + 2 KOH = Fe(OH)2 + 2 KMnO4
Fe(ClO4)2 + Al = Fe + Al(ClO4)3 =>
3 Fe(ClO4)2 + 2 Al = 3 Fe + 2 Al(ClO4)3
HCOOCH3NH3 + NaOH = HCOONa + CH3NH2 + H2O =>
HCOOCH3NH3 + NaOH = HCOONa + CH3NH2 + H2O
H2SO4 + NaOH + KMnO4 = KOH + Na2SO4 + HMnO4 =>
H2SO4 + 2 NaOH + 2 KMnO4 = 2 KOH + Na2SO4 + 2 HMnO4
C + H2 + O = C2H6O =>
2 C + 3 H2 + O = C2H6O
C40H20 + H2 = C11H24 =>
11 C40H20 + 370 H2 = 40 C11H24
Mg(s) + ZnSO4(aq) = Zn(s) + MgSO4(aq) =>
Mg(s) + ZnSO4(aq) = Zn(s) + MgSO4(aq)
KCl(aq) + Na2CO3(aq) = NaCl(aq) + K2CO3(aq) =>
2 KCl(aq) + Na2CO3(aq) = 2 NaCl(aq) + K2CO3(aq)
NH2SO3H + NaOH = H2O + NH2SO3Na =>
NH2SO3H + NaOH = H2O + NH2SO3Na
Na + C2H3O2 = C2H3NaO2 =>
Na + C2H3O2 = C2H3NaO2
PbCO3(s) + HNO3(aq) = Pb(NO3)2(aq) + H2O(l) + CO2(l) =>
PbCO3(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2O(l) + CO2(l)
Cr3(PO4)2 + Sr = Cr + Sr(PO4) =>
Cr3(PO4)2 + 2 Sr = 3 Cr + 2 Sr(PO4)
VOCl3 + HOCH(CH3)2 = VO(OCH(CH3)2)3 + HCl =>
VOCl3 + 3 HOCH(CH3)2 = VO(OCH(CH3)2)3 + 3 HCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
KNo2 + KMnO4 + H2O = KNo3 + MnO2 + KOH =>
9 KNo2 + KMnO4 + 2 H2O = 6 KNo3 + MnO2 + 4 KOH
Pb + H2SO4 + KI = PbI2 + K2SO4 + H2 =>
Pb + H2SO4 + 2 KI = PbI2 + K2SO4 + H2
C6H6COOC2H5 + CH3COOC2H5 = C6H6COCH2COOC2H5 + C2H5OH =>
C6H6COOC2H5 + CH3COOC2H5 = C6H6COCH2COOC2H5 + C2H5OH
HClO4 + SO3 = SO4 + Cl + H =>
HClO4 + 4 SO3 = 4 SO4 + Cl + H
Al + NaOH + H2O = NaAlO2 + H3 =>
Al + NaOH + H2O = NaAlO2 + H3
NH4H2PO4 + CaO = Ca3(PO4)2 + NH3 + H2O =>
2 NH4H2PO4 + 3 CaO = Ca3(PO4)2 + 2 NH3 + 3 H2O
BaO + CuSO4 = BaSO4 + CuO =>
BaO + CuSO4 = BaSO4 + CuO
B2H6 + NaH = NaBH3 + H2 =>
B2H6 + 2 NaH = 2 NaBH3 + H2
P(C6H5)3 + NaBH3 + CH3CO2H = (C6H5)3PBH3 + NaO2CCH3 + H2 =>
2 P(C6H5)3 + 2 NaBH3 + 2 CH3CO2H = 2(C6H5)3PBH3 + 2 NaO2CCH3 + H2
Ni2(SO4)3 + NaCN = (Ni2(NaCN))(SO4)3 =>
Ni2(SO4)3 + NaCN = (Ni2(NaCN))(SO4)3
K2SiO3 + C6H8O7 = H2SiO3 + K3C6H5O7 =>
3 K2SiO3 + 2 C6H8O7 = 3 H2SiO3 + 2 K3C6H5O7
BeCl2 + F2 = BeF + Cl =>
2 BeCl2 + F2 = 2 BeF + 4 Cl
BrSI = SBrI =>
BrSI = SBrI
FeCl3 = FeCl2 + Cl2 =>
2 FeCl3 = 2 FeCl2 + Cl2
Ni(NH3)6{2+} + HNO3 = NH4{+} + Ni{2+} + NO3{-} =>
Ni(NH3)6{2+} + 6 HNO3 = 6 NH4{+} + Ni{2+} + 6 NO3{-}
CuSO4 + Ni = Cu + NiSO4 =>
CuSO4 + Ni = Cu + NiSO4
HCl + Na2SO3 = HNa + Cl2SO3 =>
2 HCl + Na2SO3 = 2 HNa + Cl2SO3
MnSO4 + Fe = Fe2(SO4)3 + Mn =>
3 MnSO4 + 2 Fe = Fe2(SO4)3 + 3 Mn
K2CO3 + NaCl = K2Cl + NaCO3 =>
K2CO3 + NaCl = K2Cl + NaCO3
PrO2 + SO2 + O2 = Pr2(SO4)3 =>
2 PrO2 + 3 SO2 + O2 = Pr2(SO4)3
FeCl3 + K4[Fe(CN)6] = KCl + KFe[Fe(CN)6] =>
FeCl3 + K4[Fe(CN)6] = 3 KCl + KFe[Fe(CN)6]
Mg(NO2)2 + H2SO4 = MgSO4 + HNO2 =>
Mg(NO2)2 + H2SO4 = MgSO4 + 2 HNO2
CuBr2 + Li2S = CuS + LiBr =>
CuBr2 + Li2S = CuS + 2 LiBr
Pb(NO3)2 + HBr = PbBr2 + HNO3 =>
Pb(NO3)2 + 2 HBr = PbBr2 + 2 HNO3
ClO2 + HNO3 + H2O = ClO3{-} + NO + H{+} =>
3 ClO2 + HNO3 + H2O = 3 ClO3{-} + NO + 3 H{+}
ZnO + HClO3 = ZnO3 + HCl =>
3 ZnO + 2 HClO3 = 3 ZnO3 + 2 HCl
NH4Cl + AgNO3 = AgNH4 + NO3Cl =>
NH4Cl + AgNO3 = AgNH4 + NO3Cl
NO + KMnO4 + H2SO4 = KHSO4 + MnSO4 + HNO3 + H2 =>
4 NO + 2 KMnO4 + 4 H2SO4 = 2 KHSO4 + 2 MnSO4 + 4 HNO3 + H2
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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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