| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe3(PO4)2 + 6 Al = 9 Fe + 2 Al3(PO4)3
Cl2O7 + H = Cl2(OH)7 =>
Cl2O7 + 7 H = Cl2(OH)7
(NH4)2CO3(s) + O2 = NH2(g) + CO2(g) + H2O(g) =>
2(NH4)2CO3(s) + O2 = 4 NH2(g) + 2 CO2(g) + 4 H2O(g)
Ca(NO3)2 + Al2(CO3)3 = Ca(CO3)3 + Al2(NO3)2 =>
Ca(NO3)2 + Al2(CO3)3 = Ca(CO3)3 + Al2(NO3)2
Zn(CO3) + HNO3 = Zn(NO3)2 + H2O + CO2 =>
Zn(CO3) + 2 HNO3 = Zn(NO3)2 + H2O + CO2
CaCl2(aq) + NaOH(aq) = CaOH(s) + NaCl2(aq) =>
CaCl2(aq) + NaOH(aq) = CaOH(s) + NaCl2(aq)
Pb(NO3)2(aq) + CuSO4(aq) = PbSO4(s) + Cu(NO3)2 =>
Pb(NO3)2(aq) + CuSO4(aq) = PbSO4(s) + Cu(NO3)2
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
C2H3N + H2SO4 = C2H3NHHSO4 =>
C2H3N + H2SO4 = C2H3NHHSO4
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
HNO3(aq) + CoCO3(s) = Co(NO3)2(aq) + H2O(l) + CO2(g) =>
2 HNO3(aq) + CoCO3(s) = Co(NO3)2(aq) + H2O(l) + CO2(g)
C6H12O + H2Cr2O7 + H2SO4 = H2O + C6H10O + Cr2(SO4)3 =>
3 C6H12O + H2Cr2O7 + 3 H2SO4 = 7 H2O + 3 C6H10O + Cr2(SO4)3
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq) =>
NiBr2(aq) + AgNO3(aq) = AgBr2(s) + NiNO3(aq)
Na2SO4 + Fe2(Cr207)3 = Na2Cr207 + Fe2(SO4)3 =>
3 Na2SO4 + Fe2(Cr207)3 = 3 Na2Cr207 + Fe2(SO4)3
NH3 + HNO3 = (NH4)(NO3) =>
NH3 + HNO3 = (NH4)(NO3)
C4H4N2O5 + NaOH = C4H4N2O5Na + OH =>
C4H4N2O5 + NaOH = C4H4N2O5Na + OH
SiO2 + KOH = K2SiO3 + H2O =>
SiO2 + 2 KOH = K2SiO3 + H2O
lead(ii)nitrate + potassiumchromate = potassiumnitrate + lead(ii)chromate =>
Pb(NO3)2 + K2CrO4 = 2 KNO3 + PbCrO4
Cu(II)Cl + KOH = Cu(II)(OH) + KCl =>
Cu(II)Cl + KOH = Cu(II)(OH) + KCl
KJ + H2SO4 + NaNO2 = J2 + N2 + Na2SO3 + K2SO4 + H2O =>
8 KJ + 5 H2SO4 + 2 NaNO2 = 4 J2 + N2 + Na2SO3 + 4 K2SO4 + 5 H2O
H2 + N2 = NH4 =>
4 H2 + N2 = 2 NH4
H2O + Be3N2 = Be(OH)2 + NH3 =>
6 H2O + Be3N2 = 3 Be(OH)2 + 2 NH3
HI + KMnO4 + H2SO4 = MnSO4 + I2 + K2SO4 + H2O =>
10 HI + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 I2 + K2SO4 + 8 H2O
CHBr + Na = NaBr + CH =>
CHBr + Na = NaBr + CH
Ti + H2O = Ti(OH)3 + H2 =>
2 Ti + 6 H2O = 2 Ti(OH)3 + 3 H2
CuSO2 + H2O = Cu + H2SO3 =>
CuSO2 + H2O = Cu + H2SO3
(NH4)2CO3 + Al(NO3)3 = (NH4)NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6(NH4)NO3 + Al2(CO3)3
CaCl2 + O2 = CaO + Cl2 =>
2 CaCl2 + O2 = 2 CaO + 2 Cl2
Sn(s) + HBr(ac) = H2(g) + SnBr(ac) =>
2 Sn(s) + 2 HBr(ac) = H2(g) + 2 SnBr(ac)
Cr + H2O + O2 = Cr(OH)3 =>
4 Cr + 6 H2O + 3 O2 = 4 Cr(OH)3
NaI(aq) + Cl2(g) = NaCl(aq) + I2(aq) =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2(aq)
Ca + H2O = Ca{2+} + OH{-} + H2(g) =>
Ca + 2 H2O = Ca{2+} + 2 OH{-} + H2(g)
HBr + Sr(OH)2 = H2O + SrBr2 =>
2 HBr + Sr(OH)2 = 2 H2O + SrBr2
FeCO3 + Ca(HCO3)2 = CaCO3 + Fe(HCO3)2 =>
FeCO3 + Ca(HCO3)2 = CaCO3 + Fe(HCO3)2
Mg(H2PO4)2 = Mg + H2 + P + O2 =>
Mg(H2PO4)2 = Mg + 2 H2 + 2 P + 4 O2
CH3COOH + Li2CO3 = H2O + CO2 + LiCH3COO =>
2 CH3COOH + Li2CO3 = H2O + CO2 + 2 LiCH3COO
Al + S = Al6S =>
6 Al + S = Al6S
Sn + Ni3(PO4)2 = Sn3(PO4)4 + Ni =>
3 Sn + 2 Ni3(PO4)2 = Sn3(PO4)4 + 6 Ni
C3H5OH + O2 = CO2 + H2O =>
C3H5OH + 4 O2 = 3 CO2 + 3 H2O
Co(NH2)2 + KMnO4 + HCl = MnCl2 + CoCl3 + H2O + KCl + NH3 =>
5 Co(NH2)2 + KMnO4 + 18 HCl = MnCl2 + 5 CoCl3 + 4 H2O + KCl + 10 NH3
Cl2Cu + NaOH = NaCl + Cu(OH)2 =>
Cl2Cu + 2 NaOH = 2 NaCl + Cu(OH)2
N23H + H = NH =>
N23H + 22 H = 23 NH
P + Ba(OH)2 + H2O = Ba3(PO4)2 + PH3 =>
16 P + 9 Ba(OH)2 + 6 H2O = 3 Ba3(PO4)2 + 10 PH3
S + H2O = S3O + H2 =>
3 S + H2O = S3O + H2
CS2 + N2O = S + CO2 + N2 =>
CS2 + 2 N2O = 2 S + CO2 + 2 N2
CaO + H(OH) = Ca(OH) + OH =>
CaO + H(OH) = Ca(OH) + OH
BN + NaCl = Na3N + BCl3 =>
BN + 3 NaCl = Na3N + BCl3
Cu3O = Cu + O2 =>
2 Cu3O = 6 Cu + O2
Co2 + Al = Al2Co =>
Co2 + 4 Al = 2 Al2Co
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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