| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NH2COOC2H5 + O2 = CO2 + H2O + NH3 =>
NH2COOC2H5 + 3 O2 = 3 CO2 + 2 H2O + NH3
HClO + BaO = BaClO + OH =>
HClO + BaO = BaClO + OH
C3Cl2N3NaO3 + H2O = HOCl + C3N3NaO2 =>
C3Cl2N3NaO3 + H2O = 2 HOCl + C3N3NaO2
ClO{-} + H{+} = Cl2 + ClO3{-} + H2O =>
5 ClO{-} + 4 H{+} = 2 Cl2 + ClO3{-} + 2 H2O
CuSO4 + CaCl2 = CuCl + Ca(SO4)2 =>
2 CuSO4 + CaCl2 = 2 CuCl + Ca(SO4)2
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
C6H12 + I2 = C6H12I =>
2 C6H12 + I2 = 2 C6H12I
KMnO4 + H2SO4 + Br2 = HBrO4 + K2SO4 + MnSO4 + H2O =>
14 KMnO4 + 21 H2SO4 + 5 Br2 = 10 HBrO4 + 7 K2SO4 + 14 MnSO4 + 16 H2O
CuSO4 + H2O = Cu(HSO4)2 + Cu(OH)2 =>
2 CuSO4 + 2 H2O = Cu(HSO4)2 + Cu(OH)2
C2H4(g) + CuO(s) = Cu(s) + CO2(g) + H2O(s) =>
C2H4(g) + 6 CuO(s) = 6 Cu(s) + 2 CO2(g) + 2 H2O(s)
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
H2SiCl2 + NH3 = Si3N4 + HCl + H2 =>
3 H2SiCl2 + 4 NH3 = Si3N4 + 6 HCl + 6 H2
CuS + FeCl3 = CuCl2 + Fe(Cl)2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 Fe(Cl)2 + S
Cr + NaOH = Cr(OH)3 + Na =>
Cr + 3 NaOH = Cr(OH)3 + 3 Na
ZnS + MgSO4 = ZnSO4 + MgS =>
ZnS + MgSO4 = ZnSO4 + MgS
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HJ = H2 + J =>
2 HJ = H2 + 2 J
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
K2CO3 + Li = Li2CO3 + K =>
K2CO3 + 2 Li = Li2CO3 + 2 K
KClO4 + HCl = KCl + Cl2 + H2O =>
KClO4 + 8 HCl = KCl + 4 Cl2 + 4 H2O
NaO + S = Na2S + O2 =>
2 NaO + S = Na2S + O2
H2SO3 + OH{-} = SO3{-2} + H2O =>
H2SO3 + 2 OH{-} = SO3{-2} + 2 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
HgBr2 + H2O = HgO + HBr =>
HgBr2 + H2O = HgO + 2 HBr
PbO2 + NO = Pb + NO3 =>
PbO2 + NO = Pb + NO3
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
PbO + NaOH = Pb(OH)2 + Na2O =>
PbO + 2 NaOH = Pb(OH)2 + Na2O
Cr2(HPO4)3 + HNO3 = Cr(NO3)3 + H3PO4 =>
Cr2(HPO4)3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H3PO4
Pb{4+} + Ce = Pb{2+} + Ce{3+} =>
3 Pb{4+} + 2 Ce = 3 Pb{2+} + 2 Ce{3+}
Na2O = Na + O =>
Na2O = 2 Na + O
C4H4 + HCl = C4H5Cl =>
C4H4 + HCl = C4H5Cl
H2(CrO4) + Al(OH)3 = Al2(CrO4)3 + H2O =>
3 H2(CrO4) + 2 Al(OH)3 = Al2(CrO4)3 + 6 H2O
H2(SO4) + BaCl2 = Ba(SO4) + HCl =>
H2(SO4) + BaCl2 = Ba(SO4) + 2 HCl
N(g) + Cl(g) = NCl3 =>
N(g) + 3 Cl(g) = NCl3
KJ + H2O2 + H2SO4 = K2SO4 + J2 + H2O =>
2 KJ + H2O2 + H2SO4 = K2SO4 + J2 + 2 H2O
LiOH(aq) + CO2 = Li2CO3(aq) + H2O =>
2 LiOH(aq) + CO2 = Li2CO3(aq) + H2O
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
K2CrO4 + Na3PO4 = K3PO4 + Na2CrO4 =>
3 K2CrO4 + 2 Na3PO4 = 2 K3PO4 + 3 Na2CrO4
HNO3 + Na2SO3 = H2O + SO2 + NaNO3 =>
2 HNO3 + Na2SO3 = H2O + SO2 + 2 NaNO3
FeO(s) + C(s) = Fe(l) + CO2(l) =>
2 FeO(s) + C(s) = 2 Fe(l) + CO2(l)
Sr + O2 = SrO2 =>
Sr + O2 = SrO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaCl + NaClO3 = NaClO =>
2 NaCl + NaClO3 = 3 NaClO
H3PO4 = HPO3 + H2O =>
H3PO4 = HPO3 + H2O
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
AgNO3 + Ag = Ag2O + N2 =>
2 AgNO3 + 10 Ag = 6 Ag2O + N2
(NH4)2C2O4 + MnO4 + H2SO4 = (NH4)2SO4 + CO2 + H2O + MnSO4 =>
3(NH4)2C2O4 + MnO4 + 4 H2SO4 = 3(NH4)2SO4 + 6 CO2 + 4 H2O + MnSO4
SeCl4 + SeO2 = SeOCl2 =>
SeCl4 + SeO2 = 2 SeOCl2
HCl + NaOH = NaCl + H2 + OH =>
2 HCl + 2 NaOH = 2 NaCl + H2 + 2 OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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