| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CO + 6 H2 + Cu + NO = 2 C2H6O + CuNO3
H2SO4 + C8H9NO = NH3 + CO2 + SO2 + H2O =>
18 H2SO4 + C8H9NO = NH3 + 8 CO2 + 18 SO2 + 21 H2O
B(OH)3 + CH3OH = B(OCH3)3 + H2O =>
B(OH)3 + 3 CH3OH = B(OCH3)3 + 3 H2O
Sr + H2CO3 = H2 + SrCO3 =>
Sr + H2CO3 = H2 + SrCO3
H2PtCl6 + NaBH4 + H2O = Pt + NaCl + H3BO3 + H2 =>
H2PtCl6 + 6 NaBH4 + 18 H2O = Pt + 6 NaCl + 6 H3BO3 + 22 H2
(NH4)2 + BaCl2 = (NH4)Cl2 + Ba =>
(NH4)2 + 2 BaCl2 = 2(NH4)Cl2 + 2 Ba
K2Cr2O7 + SO2 + H2SO4 = K2SO4Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = K2SO4Cr2(SO4)3 + H2O
Ca{2+} + H2Y{2-} = CaY + H =>
Ca{2+} + H2Y{2-} = CaY + 2 H
B(OH)3(s) + CH3OH(l) = B(OCH3)3(s) + H2O(l) =>
B(OH)3(s) + 3 CH3OH(l) = B(OCH3)3(s) + 3 H2O(l)
Al(HSO4)3 + NaOH = Al(OH)3 + Na(HSO4) =>
Al(HSO4)3 + 3 NaOH = Al(OH)3 + 3 Na(HSO4)
SrO(s) + HBr(aq) = SrBr2 + H2O =>
SrO(s) + 2 HBr(aq) = SrBr2 + H2O
B2O3 + HF = BF3 + H2O =>
B2O3 + 6 HF = 2 BF3 + 3 H2O
MgS(s) + HNO3(aq) = Mg(NO3)2(aq) + H2S(g) =>
MgS(s) + 2 HNO3(aq) = Mg(NO3)2(aq) + H2S(g)
Al2O3 + Co(NO3)2 = CoAl2O4 + NO2 + O2 =>
2 Al2O3 + 2 Co(NO3)2 = 2 CoAl2O4 + 4 NO2 + O2
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
FeCl2 + KBrO3 + HCl = FeCl3 + KBr + H2O =>
6 FeCl2 + KBrO3 + 6 HCl = 6 FeCl3 + KBr + 3 H2O
BF3 + NaH = NaBF4 + B2H6 =>
8 BF3 + 6 NaH = 6 NaBF4 + B2H6
MnO2 + O2 + OH{-} = MnO4{-} + H2O =>
4 MnO2 + 3 O2 + 4 OH{-} = 4 MnO4{-} + 2 H2O
S203 = S02 =>
2 S203 = 203 S02
Zn + HCl(ac) = ZnCl + H2 =>
2 Zn + 2 HCl(ac) = 2 ZnCl + H2
NaOH + NaH2AsO4 = Na3AsO4 + H2O =>
2 NaOH + NaH2AsO4 = Na3AsO4 + 2 H2O
H2TeO3 + HClO3 + H2O = HClO2 + H6TeO6 =>
H2TeO3 + HClO3 + 2 H2O = HClO2 + H6TeO6
Zn + PbNO3 = ZnPb + NO3 =>
Zn + PbNO3 = ZnPb + NO3
C3Cl2N3NaO3 + HCl = C3N3O3H3 + NaCl + Cl2 =>
C3Cl2N3NaO3 + 3 HCl = C3N3O3H3 + NaCl + 2 Cl2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
KI + Fe(NO3)2 = K(NO3) + FeI2 =>
2 KI + Fe(NO3)2 = 2 K(NO3) + FeI2
Ni + HNO3 = NiO2 + NO + H =>
Ni + HNO3 = NiO2 + NO + H
Mg + ZnCl = MgCl + Zn =>
Mg + ZnCl = MgCl + Zn
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Ba(OH)2 + H3PO4 = BaHPO4 + H2O =>
Ba(OH)2 + H3PO4 = BaHPO4 + 2 H2O
Fe + Cr(NO2)3 = Cr + FeNO2 =>
3 Fe + Cr(NO2)3 = Cr + 3 FeNO2
BaCl2 + Li2CrO4 = BaCrO4 + LiCl =>
BaCl2 + Li2CrO4 = BaCrO4 + 2 LiCl
Ge(OH)4 + H2CO3 = GeOH(HCO3)3 + H2O =>
Ge(OH)4 + 3 H2CO3 = GeOH(HCO3)3 + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Na2CO3 + Ca(OH)2 = NaOH + Ca + (CO3)2 =>
2 Na2CO3 + 2 Ca(OH)2 = 4 NaOH + 2 Ca + (CO3)2
NO2 + H2O(l) = HNO3(aq) + NO(g) =>
3 NO2 + H2O(l) = 2 HNO3(aq) + NO(g)
Ca3P2 + Al2S3 = CaS + AlP =>
Ca3P2 + Al2S3 = 3 CaS + 2 AlP
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Mg(NO3)2 + Na2(SO4) = MgSO4 + NaNO3 =>
Mg(NO3)2 + Na2(SO4) = MgSO4 + 2 NaNO3
C19H40 + O2 = CO2 + H2O =>
C19H40 + 29 O2 = 19 CO2 + 20 H2O
Cu2SO4 + MgCl2 = CuCl + MgSO4 =>
Cu2SO4 + MgCl2 = 2 CuCl + MgSO4
Pb(No3)2(aq) + BaCl2(aq) = PbCl2(s) + Ba(No3)2(aq) =>
Pb(No3)2(aq) + BaCl2(aq) = PbCl2(s) + Ba(No3)2(aq)
Mg(s)FeCl2(aq) = MgCl2(aq) + Fe(s) =>
Mg(s)FeCl2(aq) = MgCl2(aq) + Fe(s)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(NO3)2(aq) + KOH(aq) = Pb(OH)2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KOH(aq) = Pb(OH)2(s) + 2 KNO3(aq)
Co + Ni(C2H3O2)2 = Ni + Co(C2H3O2)2 =>
Co + Ni(C2H3O2)2 = Ni + Co(C2H3O2)2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Li2HAsO4(aq) + LiOH = Li3AsO4(aq) + H2O(l) =>
Li2HAsO4(aq) + LiOH = Li3AsO4(aq) + H2O(l)
C6H8O7 + C2H6O + CH4N2O = C7H10N4O3 + H2O =>
10 C6H8O7 + 15 C2H6O + 36 CH4N2O = 18 C7H10N4O3 + 67 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
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