| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 S2O8{2-} + 2 NO + 4 H2O = 6 SO4{2-} + 2 NO3{-} + 8 H{+}
Co3O4 = Co + O2 =>
Co3O4 = 3 Co + 2 O2
Na3Po4 + CaBr2 = Ca3(Po4)2 + NaBr =>
2 Na3Po4 + 3 CaBr2 = Ca3(Po4)2 + 6 NaBr
CaS + Mg(NO3)2 = Ca(NO3)2 + MgS =>
CaS + Mg(NO3)2 = Ca(NO3)2 + MgS
NaH2PO4 + Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + H2O =>
3 NaH2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + Na3PO4 + 6 H2O
XO + HCl = XCl2 + H2O = Cl2 =>
XO + 2 HCl = XCl2 + H2O
PBO + C2 = PB + CO2 =>
4 PBO + C2 = 4 PB + 2 CO2
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
Na2S2O8 = Na2SO4 + SO3 + O2 =>
2 Na2S2O8 = 2 Na2SO4 + 2 SO3 + O2
Mg3P2 + O2 = MgO + P2O3 =>
Mg3P2 + 3 O2 = 3 MgO + P2O3
Pb(NO3)2(s) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2(s) = 2 PbO(s) + 4 NO2(g) + O2(g)
Cu + Cl2 = CuCl2(aq) =>
Cu + Cl2 = CuCl2(aq)
Ni(NO3)2 + Fe = Ni + Fe(NO3)2 =>
Ni(NO3)2 + Fe = Ni + Fe(NO3)2
CuO + Cl2 = Cu + ClO =>
2 CuO + Cl2 = 2 Cu + 2 ClO
Cr(NO3)3 + K2S + H2O = CrOH(NO3)2 + KHS + KNO3 =>
Cr(NO3)3 + K2S + H2O = CrOH(NO3)2 + KHS + KNO3
Ag + ZnCO3 = AgCO3 + Zn =>
Ag + ZnCO3 = AgCO3 + Zn
SO3(g) + H2O(l) = H2SO4 =>
SO3(g) + H2O(l) = H2SO4
Na2HPO4 = Na4P2O7H2O =>
2 Na2HPO4 = Na4P2O7H2O
I2 + CaBr2 = CaI2 + Br2 =>
I2 + CaBr2 = CaI2 + Br2
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2(s) + NaNO3(aq) =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2(s) + 6 NaNO3(aq)
Sb + Cl2 = SbCl5 =>
2 Sb + 5 Cl2 = 2 SbCl5
P(s) + Br2(l) = PBr3(l) =>
2 P(s) + 3 Br2(l) = 2 PBr3(l)
P2O5 + NaO = Na3PO4 + O2 =>
2 P2O5 + 12 NaO = 4 Na3PO4 + 3 O2
Br + LiI = LiBr + I =>
Br + LiI = LiBr + I
Ca(OH)2 + NH4OH = Ca(NH4OH)2 + OH =>
Ca(OH)2 + 2 NH4OH = Ca(NH4OH)2 + 2 OH
NaHS03 + H2SO4 = S02 + Na2SO4 + H2 =>
2 NaHS03 + H2SO4 = 3 S02 + Na2SO4 + 2 H2
SnClO3 = SnCl + O2 =>
2 SnClO3 = 2 SnCl + 3 O2
Cu3(PO4)2 + Pb(OH)2 = Cu(OH)2 + Pb3(PO4)2 =>
Cu3(PO4)2 + 3 Pb(OH)2 = 3 Cu(OH)2 + Pb3(PO4)2
Zn + Pb(NO3) = Pb + Zn(NO3)2 =>
Zn + 2 Pb(NO3) = 2 Pb + Zn(NO3)2
CuCl + HCl + H2O = Cu(OHCl)2 + H2 =>
2 CuCl + 2 HCl + 4 H2O = 2 Cu(OHCl)2 + 3 H2
O2 + Hg2Cl2 + KSb(OH)6 = Hg2Sb2O7 + KCl + H2O =>
O2 + 2 Hg2Cl2 + 4 KSb(OH)6 = 2 Hg2Sb2O7 + 4 KCl + 12 H2O
NaCl + Sn(OH) = NaOH + SnCl =>
NaCl + Sn(OH) = NaOH + SnCl
Fe{2+} + NH4SCN = NH4{+} + Fe(SCN)2 =>
Fe{2+} + 2 NH4SCN = 2 NH4{+} + Fe(SCN)2
CaS + H2 = H2S + Ca =>
CaS + H2 = H2S + Ca
C6H12O6 + C2H3OCl = C16H22O11 + HCl =>
C6H12O6 + 5 C2H3OCl = C16H22O11 + 5 HCl
CuCl2 + K2SO3 = CuO + SO2 + KCl =>
CuCl2 + K2SO3 = CuO + SO2 + 2 KCl
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
Na + [Ag(S2O3)2] + NaCl = AgCl + Na2S2O3 =>
3 Na + [Ag(S2O3)2] + NaCl = AgCl + 2 Na2S2O3
NaHS + KMnO4 + H2O = H2SO4 + KOH + MnO2 + NaOH =>
3 NaHS + 8 KMnO4 + 7 H2O = 3 H2SO4 + 8 KOH + 8 MnO2 + 3 NaOH
CrI3 + KOH + Br2 = KBr + KIO4 + K2CrO4 + H2O =>
2 CrI3 + 64 KOH + 27 Br2 = 54 KBr + 6 KIO4 + 2 K2CrO4 + 32 H2O
Co(NO3)2 + (NH4)2CO3 + H2O2 = (CoCO3)NO3 + NH4NO3 + H2O =>
2 Co(NO3)2 + 2(NH4)2CO3 + 5 H2O2 = 2(CoCO3)NO3 + 3 NH4NO3 + 7 H2O
CH3CH2Cl + O2 = CO2 + H2O + HCl =>
CH3CH2Cl + 3 O2 = 2 CO2 + 2 H2O + HCl
Se + H2O = H2SeO =>
Se + H2O = H2SeO
NO2 + P2O3 + KOH = NH3 + K2HPO4 + H2O =>
4 NO2 + 7 P2O3 + 28 KOH = 4 NH3 + 14 K2HPO4 + H2O
ClO3K + S + H2O = Cl2 + SO4K2 + H2SO4 =>
6 ClO3K + 5 S + 2 H2O = 3 Cl2 + 3 SO4K2 + 2 H2SO4
KCH3COO + HBr = KBr + CH3COOH =>
KCH3COO + HBr = KBr + CH3COOH
Hg2S + HNO3 = Hg(NO3)2 + SO2 + NO + H2O =>
3 Hg2S + 20 HNO3 = 6 Hg(NO3)2 + 3 SO2 + 8 NO + 10 H2O
H2O2 + HCl + Rh = H2RhCl6 + H2O =>
2 H2O2 + 6 HCl + Rh = H2RhCl6 + 4 H2O
FeCl3 + Mn2O7 = Fe2O3 + MnCl7 =>
14 FeCl3 + 3 Mn2O7 = 7 Fe2O3 + 6 MnCl7
Ni(s) + Pb(NO3)4(aq) = NiNO3(aq) + Pb(s) =>
4 Ni(s) + Pb(NO3)4(aq) = 4 NiNO3(aq) + Pb(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/04/24
Équations équilibrées sur01/03/24
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