| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 H{+} + Cr2O7{2−} + 5 C2H5OH = 2 Cr{+3} + 5 C2H4O + 7 H2O
Mg(NO3)2(aq) + Na2CrO4(aq) = NaNO3(aq) + MgCrO4(s) =>
Mg(NO3)2(aq) + Na2CrO4(aq) = 2 NaNO3(aq) + MgCrO4(s)
Pb(C2H3O2)2 + Na3PO4 = NaC2H3O2 + Pb3(PO4)2 =>
3 Pb(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Pb3(PO4)2
BaCo3(s) + KCl(aq) = BaCl2(aq) + K2Co3(aq) =>
BaCo3(s) + 2 KCl(aq) = BaCl2(aq) + K2Co3(aq)
CH3CH2CHO + Ag(NH3)2OH = CH3CCAg + NH3 + H2O =>
CH3CH2CHO + Ag(NH3)2OH = CH3CCAg + 2 NH3 + 2 H2O
B2 + F2 = BF4 =>
B2 + 4 F2 = 2 BF4
Mg + ZnO = MgO2 + Zn =>
Mg + 2 ZnO = MgO2 + 2 Zn
C6H13O2 + O2 = CO2 + H2O =>
4 C6H13O2 + 33 O2 = 24 CO2 + 26 H2O
KBrO3 + Mg = MgO + KBr =>
KBrO3 + 3 Mg = 3 MgO + KBr
NO3 = NO2 + O2 =>
2 NO3 = 2 NO2 + O2
HCl + AgNO3 = AgCl + H2O + NO2 + O2 =>
4 HCl + 4 AgNO3 = 4 AgCl + 2 H2O + 4 NO2 + O2
NO3 = NO2 + O2 =>
2 NO3 = 2 NO2 + O2
C + H + O3 = C3H5(OH)3 =>
3 C + 8 H + O3 = C3H5(OH)3
HC2H3O2 + Na2SO4 = H2SO4 + NaC2H3O2 =>
2 HC2H3O2 + Na2SO4 = H2SO4 + 2 NaC2H3O2
H2SO4 + Al = AlHSO4 + H =>
H2SO4 + Al = AlHSO4 + H
CH3CO2H + Ca(OH)2 = Ca(CH3CO2)2 + H2O =>
2 CH3CO2H + Ca(OH)2 = Ca(CH3CO2)2 + 2 H2O
C6H6 + O2 = CO + HO =>
C6H6 + 6 O2 = 6 CO + 6 HO
N6 + O2 = NO3 =>
N6 + 9 O2 = 6 NO3
Sn3(PO2)4 + Al2O3 = Sn2O4 + AlPO2 =>
2 Sn3(PO2)4 + 4 Al2O3 = 3 Sn2O4 + 8 AlPO2
Au + KOH = Au(OH)3 + K =>
Au + 3 KOH = Au(OH)3 + 3 K
CaCl + Fe6 = FeCl + Ca3 =>
6 CaCl + Fe6 = 6 FeCl + 2 Ca3
N(H)4OH + HN(O)3 = N(H)4N(O)3 + (H)2O =>
N(H)4OH + HN(O)3 = N(H)4N(O)3 + (H)2O
(NH4)2S3 + O2 = N2 + SO2 + H2O =>
(NH4)2S3 + 5 O2 = N2 + 3 SO2 + 4 H2O
S + Ag = Ag2S =>
S + 2 Ag = Ag2S
Al + Cu{+2} = Al{+3+Cu =>
2 Al + 3 Cu{+2} = 2 Al{+3+3Cu
Na3(PO4) + Pb(NO3)2 = Pb(PO4) + Na3(NO3)2 =>
Na3(PO4) + Pb(NO3)2 = Pb(PO4) + Na3(NO3)2
HBr + Na2SO3 = NaBr + SO2 + H2O =>
2 HBr + Na2SO3 = 2 NaBr + SO2 + H2O
Sb + NaOH = Sb(OH)3 + Na =>
Sb + 3 NaOH = Sb(OH)3 + 3 Na
Mo + W + V + Re + B = Mo11W11V11Re34B32 =>
11 Mo + 11 W + 11 V + 34 Re + 32 B = Mo11W11V11Re34B32
NO3 = NO2 + O2 =>
2 NO3 = 2 NO2 + O2
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
BiO3{-} + Cr3{+} + H{+} = Cr2O7{-2} + Bi3{+} + H2O =>
51 BiO3{-} + 14 Cr3{+} + 12 H{+} = 21 Cr2O7{-2} + 17 Bi3{+} + 6 H2O
CuBr2 + Li2SO4 = CuSO4 + LiBr =>
CuBr2 + Li2SO4 = CuSO4 + 2 LiBr
Sr3(PO4)2 = Sr3 + PO4 =>
Sr3(PO4)2 = Sr3 + 2 PO4
C2H5Cl + Cl2 = C2H4Cl2 + ClH =>
C2H5Cl + Cl2 = C2H4Cl2 + ClH
NaOH(aq) + NaNO2(aq) + Al(s) + H2O = NH3(aq) + NaAlO2(aq) =>
NaOH(aq) + NaNO2(aq) + 2 Al(s) + H2O = NH3(aq) + 2 NaAlO2(aq)
H2S(g) + O2 = H2O + SO2 =>
2 H2S(g) + 3 O2 = 2 H2O + 2 SO2
BaCI + AgNO = BaCIAgNO =>
BaCI + AgNO = BaCIAgNO
AgCl + KNO2 = KCl + AgNO2 =>
AgCl + KNO2 = KCl + AgNO2
CH2O + KMnO4 = K2CO3 + Mn + H2O + CO2 =>
7 CH2O + 4 KMnO4 = 2 K2CO3 + 4 Mn + 7 H2O + 5 CO2
Cu3Zn2 + HCl = ZnCl + Cu + H2 =>
Cu3Zn2 + 2 HCl = 2 ZnCl + 3 Cu + H2
H2O + He = H2OHe2 =>
H2O + 2 He = H2OHe2
S2O3{-2} + Br2 + H2O = SO4{-2} + Br{-} + H{+} =>
S2O3{-2} + 4 Br2 + 5 H2O = 2 SO4{-2} + 8 Br{-} + 10 H{+}
HCl + MnCO3 = MnCl2 + H2O + CO2 =>
2 HCl + MnCO3 = MnCl2 + H2O + CO2
CoH2 + Cl2 = CoCl2 + HCl =>
CoH2 + 2 Cl2 = CoCl2 + 2 HCl
C4H10 + CH3COOH = C2H6O + C4H8O2 =>
2 C4H10 + 4 CH3COOH = 2 C2H6O + 3 C4H8O2
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4 =>
K2CrO4 + BaCl2 = K2Cl2 + BaCrO4
Fe2(CO3)3 + LiNO3 = Li2CO3 + Fe(NO3)3 =>
Fe2(CO3)3 + 6 LiNO3 = 3 Li2CO3 + 2 Fe(NO3)3
KMnO4 + HCl = KCl + Mn(Cl)2 + H2O + Cl =>
KMnO4 + 8 HCl = KCl + Mn(Cl)2 + 4 H2O + 5 Cl
N2H4 + Ca(OH)2 = N2 + Ca + H2O =>
N2H4 + 2 Ca(OH)2 = N2 + 2 Ca + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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