| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 LaCr3(BO3)4 = 3 LaB5O9 + LaBO3 + 6 Cr2O3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O1 =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O1
K2MnO4 + KOH + NO2 = Mn(OH)2 + KNO3 =>
K2MnO4 + 2 KOH + 4 NO2 = Mn(OH)2 + 4 KNO3
C6H5C2H5 + KMnO4 + KOH = C6H5COOH + K2MnO4 + H2O =>
7 C6H5C2H5 + 54 KMnO4 + 54 KOH = 8 C6H5COOH + 54 K2MnO4 + 38 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
CrBr2 + Ba(OH)2 = BaBr2 + Cr(OH)2 =>
CrBr2 + Ba(OH)2 = BaBr2 + Cr(OH)2
(CrCl3)2(H2O2)3(KOH)10 = (K2CrO4)2(KCl)6(H2O)8 =>
(CrCl3)2(H2O2)3(KOH)10 = (K2CrO4)2(KCl)6(H2O)8
ZnSO4 + K2CO3 = K2SO4 + ZnCO3 =>
ZnSO4 + K2CO3 = K2SO4 + ZnCO3
Cr(NO)3 + H2O2 + NaOH = Na2CrO4 + NaNO3 + H2O =>
2 Cr(NO)3 + 15 H2O2 + 10 NaOH = 2 Na2CrO4 + 6 NaNO3 + 20 H2O
Cl2 + Ni = Cl{-} + Ni{2+} =>
Cl2 + Ni = 2 Cl{-} + Ni{2+}
NaOHCaCl2 = CaOHNaCl2 =>
NaOHCaCl2 = CaOHNaCl2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CaC2 + CH4 = C2H2 + CaCH =>
6 CaC2 + 4 CH4 = 5 C2H2 + 6 CaCH
La + HNO3 = La(NO3)3 + NO + H2O =>
La + 4 HNO3 = La(NO3)3 + NO + 2 H2O
PbCO3 = PbOCO2 =>
PbCO3 = PbOCO2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
S + SO3 = SO2 =>
S + 2 SO3 = 3 SO2
Tl + HCl = TlCl + H2 =>
2 Tl + 2 HCl = 2 TlCl + H2
PCl3Cl2 = PCl5 =>
PCl3Cl2 = PCl5
NaClO + As + H2O = NaCl + H3AsO4 =>
5 NaClO + 2 As + 3 H2O = 5 NaCl + 2 H3AsO4
Si + NaOH + H2O = Na2SiO3 + H2 =>
Si + 2 NaOH + H2O = Na2SiO3 + 2 H2
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
LiI + PbO = Li2O + PbI2 =>
2 LiI + PbO = Li2O + PbI2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
NiAgNO3 = AgNiNO3 =>
NiAgNO3 = AgNiNO3
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
K2SO4 + Ni(CH3COO)3 = KCH3COO + Ni2(SO4)3 =>
3 K2SO4 + 2 Ni(CH3COO)3 = 6 KCH3COO + Ni2(SO4)3
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NaHS + KMnO4 + H2SO4 = KOH + NaOH + MnO2 + S =>
6 NaHS + 2 KMnO4 + H2SO4 = 2 KOH + 6 NaOH + 2 MnO2 + 7 S
CuO + LiOH = Cu(OH)2 + Li2O =>
CuO + 2 LiOH = Cu(OH)2 + Li2O
Ca(NO3)2 + CuSO4 = CaSO4 + Cu(NO3)2 =>
Ca(NO3)2 + CuSO4 = CaSO4 + Cu(NO3)2
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
BaO + NaOH = BaO2 + NaH =>
BaO + NaOH = BaO2 + NaH
Cl2O7 + H2SO4 + K2O = KSO4 + HClO4 + H2 =>
Cl2O7 + 2 H2SO4 + K2O = 2 KSO4 + 2 HClO4 + H2
Cu + NH4OH = Cu(NH4OH) =>
Cu + NH4OH = Cu(NH4OH)
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Sr(ClO3)2 = O2 + SrCl2 =>
Sr(ClO3)2 = 3 O2 + SrCl2
PCl5 + Ca(OH)2 = CaCl2 + Ca3(PO4)2 + H2O =>
2 PCl5 + 8 Ca(OH)2 = 5 CaCl2 + Ca3(PO4)2 + 8 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Si + NaOH = Na4SiO4 + H2 =>
Si + 4 NaOH = Na4SiO4 + 2 H2
CO + H2 = C9H20 + H2O =>
9 CO + 19 H2 = C9H20 + 9 H2O
Zn2(s) + HCl(aq) = ZnCl2(aq) + H2 =>
Zn2(s) + 4 HCl(aq) = 2 ZnCl2(aq) + 2 H2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Zn + HgNO3 = ZnNO3 + Hg =>
Zn + HgNO3 = ZnNO3 + Hg
Sn + J = SnJ4 =>
Sn + 4 J = SnJ4
CuCl2 + KBr = KCl + CuBr2 =>
CuCl2 + 2 KBr = 2 KCl + CuBr2
LiOH + HCO3 = LiCO3 + OH2 =>
LiOH + HCO3 = LiCO3 + OH2
HSbO2 + KBrO3 + H2O = H3SbO4 + KBr =>
3 HSbO2 + KBrO3 + 3 H2O = 3 H3SbO4 + KBr
HJ + KMnO4 + H2SO4 = J2 + MnSO4 + K2SO4 + H2O =>
10 HJ + 2 KMnO4 + 3 H2SO4 = 5 J2 + 2 MnSO4 + K2SO4 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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