| Équations équilibrées la veille | Équations équilibrées le lendemain |
Li2S = Li2 + S
(CO2H)2 + Cr2O7{2-} + H{+} = Cr{3+} + CO2 + H2O =>
3(CO2H)2 + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
C8H18 + Br2 + KCl = C8H16Br2 + HCl + K =>
C8H18 + Br2 + 2 KCl = C8H16Br2 + 2 HCl + 2 K
H3PO2 + NaOH = H2O + Na3PO2 =>
H3PO2 + 3 NaOH = 3 H2O + Na3PO2
HCHO(l) + O2(g) = CO2(g) + H2O(g) =>
HCHO(l) + O2(g) = CO2(g) + H2O(g)
NaMnO4 + KBr + H2SO4 = MnSO4 + Br2 + Na2SO4 + K2SO4 + H2O =>
2 NaMnO4 + 10 KBr + 8 H2SO4 = 2 MnSO4 + 5 Br2 + Na2SO4 + 5 K2SO4 + 8 H2O
Fe(NO3)2 + NH3 = Fe(OH)3 + H2O + N =>
Fe(NO3)2 + 3 NH3 = Fe(OH)3 + 3 H2O + 5 N
BeO + HClO4 = H2O + Be(ClO4)2 =>
BeO + 2 HClO4 = H2O + Be(ClO4)2
Bi + HCl = BiCl3 + H2 =>
2 Bi + 6 HCl = 2 BiCl3 + 3 H2
H3S + Cl2 = S + HCl =>
2 H3S + 3 Cl2 = 2 S + 6 HCl
Ca(OH)2 + CH3COO = Ca + COOH + H2O =>
5 Ca(OH)2 + 2 CH3COO = 5 Ca + 4 COOH + 6 H2O
Cr{2+} + O2 + H2O = CrO4{-} + H{+} =>
4 Cr{2+} + 5 O2 + 6 H2O = 4 CrO4{-} + 12 H{+}
KI(ac) + Pb(NO3)2(ac) = KNO3(ac) + PbI2(ac) =>
2 KI(ac) + Pb(NO3)2(ac) = 2 KNO3(ac) + PbI2(ac)
BrF + H2 = HBr + HF =>
BrF + H2 = HBr + HF
Cu(NO3)2 + KMnO4 = Cu(MnO4)2 + KNO3 =>
Cu(NO3)2 + 2 KMnO4 = Cu(MnO4)2 + 2 KNO3
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12Mo12O48*2H2O + NH4NO3 + H2O =>
H3PO4 + 144(NH4)2MoO4 + 357 HNO3 = (NH4)3PO4*12Mo12O48*2H2O + 321 NH4NO3 + 106 H2O
Na(s) + Ca(aq) = CaNa =>
Na(s) + Ca(aq) = CaNa
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaNO3 + HCl = NaCl + HNO3 =>
NaNO3 + HCl = NaCl + HNO3
CuSO4(s) + NaOH(aq) = Cu(OH)2(s) + Na2SO4(s) =>
CuSO4(s) + 2 NaOH(aq) = Cu(OH)2(s) + Na2SO4(s)
MnO4{-} + S2O3{2-} + H2O = MnO(OH)2 + SO4{2-} + OH{-} =>
8 MnO4{-} + 3 S2O3{2-} + 9 H2O = 8 MnO(OH)2 + 6 SO4{2-} + 2 OH{-}
C6H15 + O2 = CO2 + H2O =>
4 C6H15 + 39 O2 = 24 CO2 + 30 H2O
KMnO4 = K202 + MnO + O2 =>
202 KMnO4 = K202 + 202 MnO + 303 O2
C4H4O6{-2} + H2O = C4H5O6{-} + OH{-} =>
C4H4O6{-2} + H2O = C4H5O6{-} + OH{-}
MgS + O2 = MgO + S =>
2 MgS + O2 = 2 MgO + 2 S
SnF2 + Ni2(CO3)3 = Sn(CO3)3 + Ni2F2 =>
SnF2 + Ni2(CO3)3 = Sn(CO3)3 + Ni2F2
BiI3 + KI = [BiI4]K =>
BiI3 + KI = [BiI4]K
Fe2(SO4)3 + (NH4)3PO4 = Fe(PO4) + SO4(NH4)2 =>
Fe2(SO4)3 + 2(NH4)3PO4 = 2 Fe(PO4) + 3 SO4(NH4)2
AgSO4 + BaCl2 = AgCl2 + BaSO4 =>
AgSO4 + BaCl2 = AgCl2 + BaSO4
CH3OH + Cr2O7 + H{+} = HCOOH + Cr{3+} + H2O =>
2 CH3OH + Cr2O7 + 6 H{+} = 2 HCOOH + 2 Cr{3+} + 5 H2O
P + Br2 = P5Br =>
10 P + Br2 = 2 P5Br
C3H8 + SO2 = C3S + H8O2 =>
C3H8 + SO2 = C3S + H8O2
NH3 + H2CO3 = CO(NH2)2 + H2O =>
2 NH3 + H2CO3 = CO(NH2)2 + 2 H2O
Cr + B2O5({2-}) + H({+}) = B({2+}) + Cr({3+}) + H2O =>
4 Cr + 3 B2O5({2-}) + 30 H({+}) = 6 B({2+}) + 4 Cr({3+}) + 15 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H2O + ClO3{-} + HAsO2 = Cl2 + H3AsO4 + OH{-} =>
6 H2O + 2 ClO3{-} + 5 HAsO2 = Cl2 + 5 H3AsO4 + 2 OH{-}
NO2 + H2O + Br2 = HNO3 + HBr =>
2 NO2 + 2 H2O + Br2 = 2 HNO3 + 2 HBr
XH2Cr2O7 + FeSO4 + H2SO4 = XCr2(SO4)3 + Fe2(SO4)3 + H2O =>
XH2Cr2O7 + 6 FeSO4 + 6 H2SO4 = XCr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O
MnC2O4*3H2O(s) + O2(g) = MnO(s) + H2O(g) + CO2(g) =>
2 MnC2O4*3H2O(s) + O2(g) = 2 MnO(s) + 6 H2O(g) + 4 CO2(g)
Mn(OH)2 + Ag2O = Ag + MnO2 + H2O =>
Mn(OH)2 + Ag2O = 2 Ag + MnO2 + H2O
Cu + H2SO4(d) = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4(d) = CuSO4 + SO2 + 2 H2O
Ce(SO4)2 + As2O3 + H2O = Ce2(SO4)3 + H3AsO4 + H2SO4 =>
4 Ce(SO4)2 + As2O3 + 5 H2O = 2 Ce2(SO4)3 + 2 H3AsO4 + 2 H2SO4
BrF4 = Br + F2 =>
BrF4 = Br + 2 F2
CaCO3 + KI = CaI2 + K2CO3 =>
CaCO3 + 2 KI = CaI2 + K2CO3
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
H2SO4 + KMnO4 + Sb = K2SO4 + MnSO4 + Sb2O3 + H2O =>
9 H2SO4 + 6 KMnO4 + 10 Sb = 3 K2SO4 + 6 MnSO4 + 5 Sb2O3 + 9 H2O
CrNO + (NH4)2SO4 = CrSO4 + (NH4)2NO =>
CrNO + (NH4)2SO4 = CrSO4 + (NH4)2NO
Ni(NO3)2(aq) + Cr(s) = Cr(NO3)3 + Ni(s) =>
3 Ni(NO3)2(aq) + 2 Cr(s) = 2 Cr(NO3)3 + 3 Ni(s)
Ar + N = ArN =>
Ar + N = ArN
Zn + NaHSO4 = ZnHSO4 + Na =>
Zn + NaHSO4 = ZnHSO4 + Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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