| Équations équilibrées la veille |
4 Pb(NO3)2 + 2 K4(FeCN6) = Pb4(FeCN6)2 + 8 K(NO3)
WO3 + NaOH = Na2WO4 + H2O =>
WO3 + 2 NaOH = Na2WO4 + H2O
IO3{-} + HSO3{-} = I{-} + HSO4{-} =>
IO3{-} + 3 HSO3{-} = I{-} + 3 HSO4{-}
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
CaCO3 + H3(PO4) = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3(PO4) = Ca3(PO4)2 + 3 CO2 + 3 H2O
H2O + KClO + KCl = Cl2 + KOH =>
H2O + KClO + KCl = Cl2 + 2 KOH
NH4Cl + MgCl2 = Mg(NH4) + Cl2 =>
2 NH4Cl + 2 MgCl2 = 2 Mg(NH4) + 3 Cl2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
CH3CH2COONa + H2O = H2 + C4H10 + NaHCO3 =>
2 CH3CH2COONa + 2 H2O = H2 + C4H10 + 2 NaHCO3
CuCl2(aq) + KI(aq) = CuI(s) + I2(s) + KCl(aq) =>
2 CuCl2(aq) + 4 KI(aq) = 2 CuI(s) + I2(s) + 4 KCl(aq)
CNO3 + Ba(OH)2 = Ba(NO3)2 + COH =>
2 CNO3 + Ba(OH)2 = Ba(NO3)2 + 2 COH
CH4 + C6H6 = C6H5CH3 =>
3 CH4 + 10 C6H6 = 9 C6H5CH3
A2CO4 + NH3 + H2O = A(NH3)2OH + (NH4)2CO4 =>
A2CO4 + 6 NH3 + 2 H2O = 2 A(NH3)2OH + (NH4)2CO4
CH3COOH + MgCO3 = CO2 + H2O + MgCH3COO2 =>
7 CH3COOH + 8 MgCO3 = 6 CO2 + 2 H2O + 8 MgCH3COO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CuI + NaHSe = CuSe + NaHI =>
CuI + NaHSe = CuSe + NaHI
(NH4)2(SO4) + Ba(NO3)2 = BaSO4 + (NH4)(NO3) =>
(NH4)2(SO4) + Ba(NO3)2 = BaSO4 + 2(NH4)(NO3)
Pb9As4S15 + H2O + O2 + Cl{-} = H{+} + PbCl2 + SO4{2-} + AsOH3 =>
Pb9As4S15 + 12 H2O + 26 O2 + 18 Cl{-} = 12 H{+} + 9 PbCl2 + 15 SO4{2-} + 4 AsOH3
(N2H8)SO4 + KOH = K2SO4 + NH3 + H2O =>
(N2H8)SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Cu2O + CH3OH = HCHO + Cu + H2O =>
Cu2O + CH3OH = HCHO + 2 Cu + H2O
Co{2+} + S{2--} = CoS =>
Co{2+} + S{2--} = CoS
K(NO3) + Ca(SO4) = K(SO4) + Ca(NO3) =>
K(NO3) + Ca(SO4) = K(SO4) + Ca(NO3)
KI + HCl = KCl + I + H =>
KI + HCl = KCl + I + H
HNO3 + ZnHCO3 = H2O + ZnNO3 + CO2 =>
HNO3 + ZnHCO3 = H2O + ZnNO3 + CO2
PCl5 + HNO3 = Cl2 + HCl + H3PO4 + NO2 =>
PCl5 + 4 HNO3 = 2 Cl2 + HCl + H3PO4 + 4 NO2
Ni + AuBr3 = NiBr + Au =>
3 Ni + AuBr3 = 3 NiBr + Au
KOH + CaCO3 = Ca(OH)2 + K2CO3 =>
2 KOH + CaCO3 = Ca(OH)2 + K2CO3
NaOH + Cu(NO3)2 = NaNO3 + Cu(OH)2 =>
2 NaOH + Cu(NO3)2 = 2 NaNO3 + Cu(OH)2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
C2H3O2 + NaOH = C2H2O2Na + H2O =>
C2H3O2 + NaOH = C2H2O2Na + H2O
I{-} + MnO4{-} + H3O{+} = I2 + Mn2 + H2O =>
14 I{-} + 2 MnO4{-} + 16 H3O{+} = 7 I2 + Mn2 + 24 H2O
Ca(OH)2(aq) + AlCl3(aq) = CaCl2 + Al(OH)3 =>
3 Ca(OH)2(aq) + 2 AlCl3(aq) = 3 CaCl2 + 2 Al(OH)3
KMnO4 + NH4OH = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH4OH = 3 KNO3 + 8 MnO2 + 5 KOH + 5 H2O
Na + Li2(SO4) = NaLi + SO4 =>
2 Na + Li2(SO4) = 2 NaLi + SO4
HOCH2CH2COOH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + COOHCH2COOH =>
5 HOCH2CH2COOH + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 5 COOHCH2COOH
Mg + Pb(C2H3O2)2 = Pb + Mg(C2H3O2) =>
2 Mg + Pb(C2H3O2)2 = Pb + 2 Mg(C2H3O2)
Fe + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
Ag(MnO4) + Sr = Ag + Sr(MnO4) =>
Ag(MnO4) + Sr = Ag + Sr(MnO4)
LiBr + CO(SO3)2 = COBr + Li(SO3)2 =>
LiBr + CO(SO3)2 = COBr + Li(SO3)2
NO + NH3 = N22 + H2O =>
66 NO + 44 NH3 = 5 N22 + 66 H2O
C4H10 + Cl2 + O2 = CO2CCl4 + H2O =>
2 C4H10 + 8 Cl2 + 9 O2 = 4 CO2CCl4 + 10 H2O
H2SSO3 = H2S2O3 =>
H2SSO3 = H2S2O3
AgNO3 + NH4OH = NH4Ag + NO3OH =>
AgNO3 + NH4OH = NH4Ag + NO3OH
NO + NH3 = N22 + H2O =>
66 NO + 44 NH3 = 5 N22 + 66 H2O
Xx + Zz = Zz2Xx =>
Xx + 2 Zz = Zz2Xx
I2 = I =>
I2 = 2 I
NO + NH3 = N22 + H2O =>
66 NO + 44 NH3 = 5 N22 + 66 H2O
Na + H2 = NaH2 =>
Na + H2 = NaH2
Co(NO3)2(H2O)6 + C2H6O + C4H8N2O2 + NaBr = Co(C4H8N2O2)2Br(C5H5N) + NaOH + HNO3 + H2O =>
6 Co(NO3)2(H2O)6 + 13 C2H6O + 13 C4H8N2O2 + 6 NaBr = 6 Co(C4H8N2O2)2Br(C5H5N) + 6 NaOH + 8 HNO3 + 57 H2O
NO + NH3 = N22 + H2O =>
66 NO + 44 NH3 = 5 N22 + 66 H2O
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Équations équilibrées sur01/28/25
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