| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 D2Q = Q2 + 2 D2
La(NO3)3*6H2O + Sr(NO3)2 + Cr(NO3)3*9H2O + Mn(NO3)2*2H2O + C6H8O7 = La75Sr25Cr5Mn5 + H2O + CO2 + NO2 =>
225 La(NO3)3*6H2O + 75 Sr(NO3)2 + 15 Cr(NO3)3*9H2O + 15 Mn(NO3)2*2H2O + 100 C6H8O7 = 3 La75Sr25Cr5Mn5 + 1915 H2O + 600 CO2 + 900 NO2
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
CsCO3 = Cs + C + O3 =>
CsCO3 = Cs + C + O3
Li3N + water = ammonia + lithiumhydroxide =>
Li3N + 3 H2O = NH3 + 3 LiOH
SO2 + MnO2 + O2 = Mn(SO4)2 =>
2 SO2 + MnO2 + O2 = Mn(SO4)2
Al(s) + ZnSO4(aq) = Al2(SO4)3 + Zn =>
2 Al(s) + 3 ZnSO4(aq) = Al2(SO4)3 + 3 Zn
CH3NHCH3 + HCl = CH3NH2CH3Cl =>
CH3NHCH3 + HCl = CH3NH2CH3Cl
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
Zn(CH3COO)2 + Na2S = ZnS + CH3COONa =>
Zn(CH3COO)2 + Na2S = ZnS + 2 CH3COONa
MnBr2(ag) + AgNO3(ag) = Mn(NO3)2(aq) + AgBr(s) =>
MnBr2(ag) + 2 AgNO3(ag) = Mn(NO3)2(aq) + 2 AgBr(s)
Bi2(SO4)3 + KI = K[BiI4] + K2SO4 =>
Bi2(SO4)3 + 8 KI = 2 K[BiI4] + 3 K2SO4
MnO4{-} + Br{-} + H2O = MnO2 + BrO3{-} + OH{-} =>
2 MnO4{-} + Br{-} + H2O = 2 MnO2 + BrO3{-} + 2 OH{-}
Zn + HNO3 = H2O + N2 + Zn(NO3)2 =>
5 Zn + 12 HNO3 = 6 H2O + N2 + 5 Zn(NO3)2
VI5 + Li2S = V2S5 + LiI =>
2 VI5 + 5 Li2S = V2S5 + 10 LiI
(C17H35COO)2Ca + HCl = C17H35COOH + CaCl2 =>
(C17H35COO)2Ca + 2 HCl = 2 C17H35COOH + CaCl2
NiSO4 + NaOH = NiNaOH + SO4 =>
NiSO4 + NaOH = NiNaOH + SO4
Ca(NO3) + NaPo4 = CaPo4 + Na(NO3) =>
Ca(NO3) + NaPo4 = CaPo4 + Na(NO3)
Al2O3 + H2(SO4) = Al2(SO4)3 + H(OH) =>
Al2O3 + 3 H2(SO4) = Al2(SO4)3 + 3 H(OH)
BN + H2O = B2O3 + NH3 =>
2 BN + 3 H2O = B2O3 + 2 NH3
HBO2 + Ca(OH)2 = H2O + Ca(BO2)2 =>
2 HBO2 + Ca(OH)2 = 2 H2O + Ca(BO2)2
Mg(HCO3)2 + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
Mg(HCO3)2 + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l) + 2 CO2(g)
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
K2CO3 + HClO2 = KClO2 + CO2 + H2O =>
K2CO3 + 2 HClO2 = 2 KClO2 + CO2 + H2O
Li2CO3 + HNO3 = LiNO3 + H2CO3 =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + H2CO3
Au + H2SeO4 = Au2(SeO3)SeO4 + H2O + SeO2 =>
2 Au + 3 H2SeO4 = Au2(SeO3)SeO4 + 3 H2O + SeO2
C10H19O3 + O2 = CO2 + H2O =>
4 C10H19O3 + 53 O2 = 40 CO2 + 38 H2O
H2SeO3 + H2O = H3O + HSeO3 =>
H2SeO3 + H2O = H3O + HSeO3
Co2O3 + H2CO3 = Co2(CO3)3 + H2O =>
Co2O3 + 3 H2CO3 = Co2(CO3)3 + 3 H2O
PbS2 + HNO3 = Pb(NO3)2 + NO2 + S2 + H2O =>
PbS2 + 4 HNO3 = Pb(NO3)2 + 2 NO2 + S2 + 2 H2O
Hz + R8 = Hz2R =>
16 Hz + R8 = 8 Hz2R
I2 + Cl2 = ICl =>
I2 + Cl2 = 2 ICl
HC2H3O2(aq) + NH4OH(aq) = NH4C2H3O2(aq) + H2O(l) =>
HC2H3O2(aq) + NH4OH(aq) = NH4C2H3O2(aq) + H2O(l)
Cu(OH)2 + (NH4)2SO4 + NH3 = [Cu(NH3)4]SO4 + H2O =>
Cu(OH)2 + (NH4)2SO4 + 2 NH3 = [Cu(NH3)4]SO4 + 2 H2O
CaCO3 + H3PO4 = Ca3[PO4]2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3[PO4]2 + 3 CO2 + 3 H2O
(NH4)2Ni(SO4)2*6H2O + NaOH = Na2SO4 + NH3 + Ni(OH)2 + H2O =>
(NH4)2Ni(SO4)2*6H2O + 4 NaOH = 2 Na2SO4 + 2 NH3 + Ni(OH)2 + 8 H2O
CuKOH = CuOHK =>
CuKOH = CuOHK
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Pb(s) + AgNO3(ac) = Pb(NO3)2(ac) + Ag(s) =>
Pb(s) + 2 AgNO3(ac) = Pb(NO3)2(ac) + 2 Ag(s)
Cr2O3 + KOH + Ca(ClO)2 = K2CrO4 + CaCl2 + H2O =>
2 Cr2O3 + 8 KOH + 3 Ca(ClO)2 = 4 K2CrO4 + 3 CaCl2 + 4 H2O
CH4 + (N2Cl4) = CCl4 + H2 + N2 =>
CH4 + (N2Cl4) = CCl4 + 2 H2 + N2
Al{+} + Cu{2+} = Al{3+} + Cu =>
Al{+} + Cu{2+} = Al{3+} + Cu
CaCo3Mg = MgCo3Ca =>
CaCo3Mg = MgCo3Ca
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O =>
Na2O(s) + H2SO4(aq) = Na2SO4(aq) + H2O
C2 + F2 = CF4 =>
C2 + 4 F2 = 2 CF4
CaCO3 + H2O = Ca{+2} + HCO3{-} + OH{-} =>
CaCO3 + H2O = Ca{+2} + HCO3{-} + OH{-}
C6H12O3 + O2 = CO2 + H2 =>
2 C6H12O3 + 9 O2 = 12 CO2 + 12 H2
BrO + HNO3 = N2O + BrO3 + H2O =>
2 BrO + 2 HNO3 = N2O + 2 BrO3 + H2O
Cu(OH)2 + HI = H2O + CuI2 =>
Cu(OH)2 + 2 HI = 2 H2O + CuI2
NaCO3 + CH2O2 = Na(HCOO) + H2O + CO2 =>
2 NaCO3 + 3 CH2O2 = 2 Na(HCOO) + 2 H2O + 3 CO2
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Équations équilibrées sur02/07/25
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