| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Br + 7 O2 = 2 Br2O7
YO2 + UF6 + KI + Cs = CsF + Cs2O + YUKI =>
YO2 + UF6 + KI + 10 Cs = 6 CsF + 2 Cs2O + YUKI
MgO2 + H2O = Mg(OH)2 + O2 =>
2 MgO2 + 2 H2O = 2 Mg(OH)2 + O2
C + K2(Cr2O7) + H2(SO4) = CO2 + Cr2(SO4)3 + H2O + K2O =>
3 C + 2 K2(Cr2O7) + 6 H2(SO4) = 3 CO2 + 2 Cr2(SO4)3 + 6 H2O + 2 K2O
FeCl2 + KMnO4 + H2SO4 = KCl + FeCl3 + MnSO4 + Fe2(SO4)3 + H2O =>
5 FeCl2 + KMnO4 + 4 H2SO4 = KCl + 3 FeCl3 + MnSO4 + Fe2(SO4)3 + 4 H2O
NaSO3 + Cl2 + H2O = NaHSO4 + HCl =>
2 NaSO3 + Cl2 + 2 H2O = 2 NaHSO4 + 2 HCl
K + Ca(NO3)2 = KNO3 + Ca =>
2 K + Ca(NO3)2 = 2 KNO3 + Ca
KNO3 + C12H22O11 = CO2 + H2O + K2CO3 + N2 =>
48 KNO3 + 5 C12H22O11 = 36 CO2 + 55 H2O + 24 K2CO3 + 24 N2
(NH4)2C2O4 + KMgO4 + H2SO4 = MgSO4 + K2SO4 + CO2 + (NH3)2SO4 + H2O =>
5(NH4)2C2O4 + 4 KMgO4 + 11 H2SO4 = 4 MgSO4 + 2 K2SO4 + 10 CO2 + 5(NH3)2SO4 + 16 H2O
NH + O = NO2 + H2O =>
2 NH + 5 O = 2 NO2 + H2O
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl =>
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl
Ag + KOH = Ag(OH)2 + K =>
Ag + 2 KOH = Ag(OH)2 + 2 K
PbO + S = Pb + SO2 =>
2 PbO + S = 2 Pb + SO2
Mg + H2SO4 = Mg2SO4 + H2 =>
2 Mg + H2SO4 = Mg2SO4 + H2
NaHCO3 + H2SO4 = H3CO3 + NaSO4 =>
NaHCO3 + H2SO4 = H3CO3 + NaSO4
Zn(C2H3O2)2(aq) + Na3PO4(aq) = NaC2H3O2(aq) + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(aq) + 2 Na3PO4(aq) = 6 NaC2H3O2(aq) + Zn3(PO4)2(s)
Ca + Na = CaNa2 =>
Ca + 2 Na = CaNa2
Pb + K2 = PbK2 =>
Pb + K2 = PbK2
Ce + Ni2{+} = Ce3{+} + Ni =>
3 Ce + Ni2{+} = Ce3{+} + 2 Ni
Ca + No3 = CaNo32 =>
3 Ca + 32 No3 = 3 CaNo32
AlBr3(aq) + K2CO3(aq) = Al2(CO3)3(s) + KBr(aq) =>
2 AlBr3(aq) + 3 K2CO3(aq) = Al2(CO3)3(s) + 6 KBr(aq)
Ba(OH)2 + H3PO3 = Ba2(HPO3)2 + H2O =>
2 Ba(OH)2 + 2 H3PO3 = Ba2(HPO3)2 + 4 H2O
FeC2O4 + H2C2O4 + H2O2 + K2C2O4 = K4(Fe(C2O4)4) + H2O =>
FeC2O4 + H2C2O4 + H2O2 + 2 K2C2O4 = K4(Fe(C2O4)4) + 2 H2O
CoCl2 + H2O = CoCl2*2H2O =>
CoCl2 + 2 H2O = CoCl2*2H2O
C8H18O = C + H2 + O =>
C8H18O = 8 C + 9 H2 + O
CuSO4 + NaOH = CuNa + SO4(OH) =>
CuSO4 + NaOH = CuNa + SO4(OH)
Fr + O2 = FrO2 =>
Fr + O2 = FrO2
(MgOH)2CO3 + CH3COOH = (CH3COO)2Mg + H2O + CO2 =>
(MgOH)2CO3 + 4 CH3COOH = 2(CH3COO)2Mg + 3 H2O + CO2
C4H9KO + CH3CBrCH3CH2CH3 = KBr + CH3CCH3CHCH3 + H2O =>
5 C4H9KO + 5 CH3CBrCH3CH2CH3 = 5 KBr + 9 CH3CCH3CHCH3 + 5 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MgSO4 + N2 = Mg + N2SO4 =>
MgSO4 + N2 = Mg + N2SO4
N + VO = VN + O =>
N + VO = VN + O
Ca5(PO4)3OH + H2CO3 = Ca{2+} + HPO4{2-} + HCO3{-} + H2O =>
Ca5(PO4)3OH + 4 H2CO3 = 5 Ca{2+} + 3 HPO4{2-} + 4 HCO3{-} + H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Al2(SO4)3(aq) + SrBr2(aq) = AlBr3(aq) + SrSO4(s) =>
Al2(SO4)3(aq) + 3 SrBr2(aq) = 2 AlBr3(aq) + 3 SrSO4(s)
K + AgNO3 = KNO3 + Ag =>
K + AgNO3 = KNO3 + Ag
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + CH3COOH + K2SO4 + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 2 K2SO4 + 11 H2O
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + NaCl(aq) =>
CaCl2(aq) + Na2C2O4(aq) = CaC2O4 + 2 NaCl(aq)
C2H2 + HBr = C2H2Br2 + H2 =>
C2H2 + 2 HBr = C2H2Br2 + H2
As2O5 + H2 = As2O3 + H2O =>
As2O5 + 2 H2 = As2O3 + 2 H2O
Mn(NO3)2 + Na2HPO4 = Mn3(PO4)2 + NaNO3 + HNO3 =>
3 Mn(NO3)2 + 2 Na2HPO4 = Mn3(PO4)2 + 4 NaNO3 + 2 HNO3
Ti2(SO4)3 + KMnO4 + H2O = TiSO4(OH)2 + MnO2 + K2SO4 + H2SO4 =>
3 Ti2(SO4)3 + 2 KMnO4 + 8 H2O = 6 TiSO4(OH)2 + 2 MnO2 + K2SO4 + 2 H2SO4
BaH2SO4 = BaSO4H2 =>
BaH2SO4 = BaSO4H2
H{2} = H{2}O =>
H{2} = H{2}O
Pb(NO3)2 + NaCl = NaNO3 + PbCl2 =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2
KI + H2SeO3 + H2SO4 = SeSO4 + KIO3 + H2O =>
KI + 3 H2SeO3 + 3 H2SO4 = 3 SeSO4 + KIO3 + 6 H2O
AlBr3 + K2SO3 = Al2O3 + SO2 + KBr =>
2 AlBr3 + 3 K2SO3 = Al2O3 + 3 SO2 + 6 KBr
CuSO4 + K2CO3 = CuCO3 + K2SO4 =>
CuSO4 + K2CO3 = CuCO3 + K2SO4
CuNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + CuSO4 + NO + H2O =>
CuNO3 + 2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + CuSO4 + NO + 2 H2O
Pb(NO3)2 + NaCl = NaNO3 + PbCl2 =>
Pb(NO3)2 + 2 NaCl = 2 NaNO3 + PbCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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