| Équations équilibrées la veille |
2 C2H4F2 + 3 O2 = 4 CO + 2 H2O + 4 HF
C3H7OH + KMnO4 = C3H6O2 + H2O + MnO2 + KOH =>
3 C3H7OH + 4 KMnO4 = 3 C3H6O2 + H2O + 4 MnO2 + 4 KOH
HBr(aq) + K2CO3(s) = KBr + CO2 + H2O =>
2 HBr(aq) + K2CO3(s) = 2 KBr + CO2 + H2O
Al2(SO4)3 + LiOH = Al(OH)3 + Li2SO4 =>
Al2(SO4)3 + 6 LiOH = 2 Al(OH)3 + 3 Li2SO4
ClO = Cl + O2 =>
2 ClO = 2 Cl + O2
Na2S + KClO3 = K2S + NaCl + O2 =>
Na2S + 2 KClO3 = K2S + 2 NaCl + 3 O2
H2CO3 + Cr(OH)3 = Cr2(CO3)3 + H2O =>
3 H2CO3 + 2 Cr(OH)3 = Cr2(CO3)3 + 6 H2O
KNO3(s) + H2O(l) = KOH(aq) + HNO3(aq) =>
KNO3(s) + H2O(l) = KOH(aq) + HNO3(aq)
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C7H6O2 = C6H6 + CO2 =>
C7H6O2 = C6H6 + CO2
Be3N2 + NaC2H3O2 = Be(C2H3O2)2 + Na3N =>
Be3N2 + 6 NaC2H3O2 = 3 Be(C2H3O2)2 + 2 Na3N
Al3 + Cl2 = AlCl2 =>
Al3 + 3 Cl2 = 3 AlCl2
NiCl2 + Ca(OH)2 = Ni(OH)2 + CaCl2 =>
NiCl2 + Ca(OH)2 = Ni(OH)2 + CaCl2
Cr(NO3)3 + K2S2O8 + H2O = H2Cr2O7 + K2SO4 + H2SO4 + HNO3 =>
2 Cr(NO3)3 + 3 K2S2O8 + 7 H2O = H2Cr2O7 + 3 K2SO4 + 3 H2SO4 + 6 HNO3
K2SO4(aq) + SrI2(aq) = SrSO4(s) + KI(aq) =>
K2SO4(aq) + SrI2(aq) = SrSO4(s) + 2 KI(aq)
MgF2 + H2O = MgO + HF =>
MgF2 + H2O = MgO + 2 HF
Ba(NO3)2 + NH2SO3 + H2O = BaSO4 + NH4NO3 + HNO3 =>
8 Ba(NO3)2 + 8 NH2SO3 + 11 H2O = 8 BaSO4 + 7 NH4NO3 + 10 HNO3
As + HCl = AsCl + H =>
As + HCl = AsCl + H
NH4Cl(s) = NH4Cl(aq) =>
NH4Cl(s) = NH4Cl(aq)
Sb2S3 + (NH4)2S = (NH4)3SbS3 =>
Sb2S3 + 3(NH4)2S = 2(NH4)3SbS3
KMnO4 + NaOH + KNO2 = K2MnO4 + Na2MnO4 + KNO3 + H2O =>
2 KMnO4 + 2 NaOH + KNO2 = K2MnO4 + Na2MnO4 + KNO3 + H2O
Fe(SCN)3 + KSCN = FeSCN + K(SCN)3 =>
Fe(SCN)3 + KSCN = FeSCN + K(SCN)3
Sc(OH)3 + HF = ScF3 + H(OH) =>
Sc(OH)3 + 3 HF = ScF3 + 3 H(OH)
Co(H2O)6Cl2 + NH4Cl + NH3 + H2O2 = Co(NH3)6Cl3 + H2O =>
2 Co(H2O)6Cl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2 Co(NH3)6Cl3 + 14 H2O
At + O2 = At2O5 =>
4 At + 5 O2 = 2 At2O5
Zn(NO3)2 + K2O = ZnO + KNO3 =>
Zn(NO3)2 + K2O = ZnO + 2 KNO3
Fe + CO3 = Fe2(CO3)3 =>
2 Fe + 3 CO3 = Fe2(CO3)3
Sr(CO3) = Sr + CO3 =>
Sr(CO3) = Sr + CO3
NH2CONH2 + HNO2 = CO2 + N2 + H2O =>
NH2CONH2 + 2 HNO2 = CO2 + 2 N2 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(IO3)2 + NaOH = Pb(OH)2 + Na(IO3) =>
Pb(IO3)2 + 2 NaOH = Pb(OH)2 + 2 Na(IO3)
Br2 + AlF3 = BrF + Al =>
3 Br2 + 2 AlF3 = 6 BrF + 2 Al
(NH4)2CO3(aq) + Zn(NO3)2(aq) = NH4NO3(aq) + ZnCO3(s) =>
(NH4)2CO3(aq) + Zn(NO3)2(aq) = 2 NH4NO3(aq) + ZnCO3(s)
CuO + Ca(OH)2 = Cu(OH)2 + CaO =>
CuO + Ca(OH)2 = Cu(OH)2 + CaO
Al(OH)3 + CaCo3 = Al2(Co3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 CaCo3 = Al2(Co3)3 + 3 Ca(OH)2
Na2O(s) = Na(s) + O2(g) =>
2 Na2O(s) = 4 Na(s) + O2(g)
Al(s) + CH3COOH(aq) = Al(CH3COO)3(aq) + H2(g) =>
2 Al(s) + 6 CH3COOH(aq) = 2 Al(CH3COO)3(aq) + 3 H2(g)
C + O2 + N2 + H2 = CO(NH2)2 =>
2 C + O2 + 2 N2 + 4 H2 = 2 CO(NH2)2
(NH4)2CO3 + Fe(OH)3 = Fe2(CO3)3 + (NH4)(OH) =>
3(NH4)2CO3 + 2 Fe(OH)3 = Fe2(CO3)3 + 6(NH4)(OH)
CI + NaBr = NaCI + Br2 =>
2 CI + 2 NaBr = 2 NaCI + Br2
K3N + HCl = KCl + H3N =>
K3N + 3 HCl = 3 KCl + H3N
CaO + P4 = Ca3P2 + P4O6 =>
6 CaO + 2 P4 = 2 Ca3P2 + P4O6
H2S(g) + O2 = SO2(g) + H2O(g) =>
2 H2S(g) + 3 O2 = 2 SO2(g) + 2 H2O(g)
CrO2 + H2O = H2CrO3 =>
CrO2 + H2O = H2CrO3
KOH + NaC2H3O2 = KC2H3O2 + NaOH =>
KOH + NaC2H3O2 = KC2H3O2 + NaOH
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
Cr(OH)4{-} + H{+} = Cr{3+} + H2O =>
Cr(OH)4{-} + 4 H{+} = Cr{3+} + 4 H2O
K2Cr2O7 + Ba(OH)2 = K2(OH)2 + BaCr2O7 =>
K2Cr2O7 + Ba(OH)2 = K2(OH)2 + BaCr2O7
SiO2 + C + N2 = Si3N4 + CO2 =>
3 SiO2 + 3 C + 2 N2 = Si3N4 + 3 CO2
Équilibrer l'équation de toute réaction chimique
| Équations équilibrées la veille |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
-donnez-nous vos commentaires de votre expérience avec l'équilibreur d'équation chimique.
