| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 B + 3 C = B4C3
Br2(aq) + KI(aq) = I2(ap) + KBr(aq) =>
Br2(aq) + 2 KI(aq) = I2(ap) + 2 KBr(aq)
Mg + Ce = CeMg3 =>
3 Mg + Ce = CeMg3
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + Cr32(SO4)3 + K2SO4 + H2O =>
93 Zn + 16 K2Cr2O7 + 112 H2SO4 = 93 ZnSO4 + Cr32(SO4)3 + 16 K2SO4 + 112 H2O
BaCl2(Ac) + H2SO4(Ac) = BaSO4(s) + HCl(Ac) =>
BaCl2(Ac) + H2SO4(Ac) = BaSO4(s) + 2 HCl(Ac)
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
C + B = CB =>
C + B = CB
Au + CN{-} + H2O2 = [Au(CN)2]{-} + OH{-} =>
2 Au + 4 CN{-} + H2O2 = 2[Au(CN)2]{-} + 2 OH{-}
NO + H2O + AgNO3 = Ag + HNO3 =>
NO + 2 H2O + 3 AgNO3 = 3 Ag + 4 HNO3
C2H4OHCOOH + NaOH = C2H4OHCOONa + H2O =>
C2H4OHCOOH + NaOH = C2H4OHCOONa + H2O
NaHSO3 + H2SO4 = NaHSO4 + H2SO3 =>
NaHSO3 + H2SO4 = NaHSO4 + H2SO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Co(NO3)2(s) + NaOH(aq) = NaNO3(aq) + Co(OH)2(aq) =>
Co(NO3)2(s) + 2 NaOH(aq) = 2 NaNO3(aq) + Co(OH)2(aq)
Zn(C2H3O2)2 + K = KC2H3O2 + Zn =>
Zn(C2H3O2)2 + 2 K = 2 KC2H3O2 + Zn
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pb + Hg2Cl2 = PbCl2 + Hg =>
Pb + Hg2Cl2 = PbCl2 + 2 Hg
B + C = B12C3 =>
12 B + 3 C = B12C3
Pb(OH)2 + NaOH = Na + PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = 2 Na + PbO2 + 2 H2O
BaCl2(ac) + H2SO4(ac) = BaSO4 + HCl =>
BaCl2(ac) + H2SO4(ac) = BaSO4 + 2 HCl
NoOH + FeCl3 = NoCl3 + FeOH =>
NoOH + FeCl3 = NoCl3 + FeOH
H2 + Na = NaH2 =>
H2 + Na = NaH2
Fe + CuBr2 = Fe2Br3 + Cu =>
4 Fe + 3 CuBr2 = 2 Fe2Br3 + 3 Cu
Na2CO3 + HBr = NaBr + H2CO3 =>
Na2CO3 + 2 HBr = 2 NaBr + H2CO3
Al + NaOH = Na + AlO3 + H2 =>
2 Al + 6 NaOH = 6 Na + 2 AlO3 + 3 H2
AlP + N2 = AlN + P =>
2 AlP + N2 = 2 AlN + 2 P
B + C = B3C4 =>
3 B + 4 C = B3C4
C8H16 + KMnO4 + H2SO4 = C8H16O2 + MnSO4 + K2SO4 + H2O =>
5 C8H16 + 4 KMnO4 + 6 H2SO4 = 5 C8H16O2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
C8H10 + SO4 = CO2 + S + H2O =>
4 C8H10 + 21 SO4 = 32 CO2 + 21 S + 20 H2O
C6H7NO3S + KOH = C6H6KNO3S + H2O =>
C6H7NO3S + KOH = C6H6KNO3S + H2O
HI + BaS = HS + BaI =>
HI + BaS = HS + BaI
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
AgCl + CH3CHO + H2O = Ag + CH3COOH + HCl =>
2 AgCl + CH3CHO + H2O = 2 Ag + CH3COOH + 2 HCl
Ce2(SO4)3 = Ce + SO4 =>
Ce2(SO4)3 = 2 Ce + 3 SO4
Na2S2O3 + HCl = NaCl + SO2 + H2O + S =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + H2O + S
CuCl2 + NaOH = Cu(OH)2 + NaCl = =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
B + C = B4C =>
4 B + C = B4C
C4H8N2O7 + O2 = N2 + CO2 + H2O =>
2 C4H8N2O7 + 5 O2 = 2 N2 + 8 CO2 + 8 H2O
C8H10 + SO4 = CO2 + S + H2O =>
4 C8H10 + 21 SO4 = 32 CO2 + 21 S + 20 H2O
Co(NO3)2 + HNO2 = NO + Co(NO3)3 + H2O =>
Co(NO3)2 + 4 HNO2 = 3 NO + Co(NO3)3 + 2 H2O
B + C = B2C =>
2 B + C = B2C
BeC + H2O = CH4 + Be(OH)2 + CO =>
3 BeC + 7 H2O = 2 CH4 + 3 Be(OH)2 + CO
Ag + Cu(NO3) = Ag(NO3) + Cu =>
Ag + Cu(NO3) = Ag(NO3) + Cu
C12H2O11(l) + O2(g) = CO2(g) + H2O(l) =>
C12H2O11(l) + 7 O2(g) = 12 CO2(g) + H2O(l)
Pb(OAc)4{-2} + CrO4{-2} = PbCrO4 + OAc{-} =>
Pb(OAc)4{-2} + CrO4{-2} = PbCrO4 + 4 OAc{-}
RbF + NH4NO3 = RbNO3 + NH4F =>
RbF + NH4NO3 = RbNO3 + NH4F
Na3PO4 + Ca(HCO3)2 = Ca3(PO4)2 + H2O + CO2 + Na2CO3 =>
2 Na3PO4 + 3 Ca(HCO3)2 = Ca3(PO4)2 + 3 H2O + 3 CO2 + 3 Na2CO3
Cl2 + MgI2 = ClI + Mg =>
Cl2 + MgI2 = 2 ClI + Mg
MgCl2 + Ni(NO3)2 = Mg(NO3)2 + NiCl2 =>
MgCl2 + Ni(NO3)2 = Mg(NO3)2 + NiCl2
KMnO4 + H2SO4 + SnCl2 = MnSO4 + K2SO4 + Cl2 + SnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 SnCl2 = 2 MnSO4 + K2SO4 + 5 Cl2 + 5 SnSO4 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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