| Équations équilibrées la veille | Équations équilibrées le lendemain |
19 H{+} + 4(MnO4){-} + 13(HCN) + 13(I){-} = 13 ICN + 16 H2O + 2(Mn)2{+}
CH3CH2OH + NaH = NaOCH2CH3 + H2 =>
CH3CH2OH + NaH = NaOCH2CH3 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zr2 + N2 = ZrN2 =>
Zr2 + 2 N2 = 2 ZrN2
Fe(NO3)3(aq) + Na2CO3(aq) = NaNO3(aq) + Fe2(CO3)3 =>
2 Fe(NO3)3(aq) + 3 Na2CO3(aq) = 6 NaNO3(aq) + Fe2(CO3)3
Pb(NO3)2(ac) + NaI(ac) = NaNO3 + PbI2 =>
Pb(NO3)2(ac) + 2 NaI(ac) = 2 NaNO3 + PbI2
NH4SCN + (NH4)2Cr2O7 = (NH4)2[Cr(SCN)4(NH3)2] + NH3 + H2O + O2 =>
8 NH4SCN + (NH4)2Cr2O7 = 2(NH4)2[Cr(SCN)4(NH3)2] + 2 NH3 + 3 H2O + 2 O2
Na2SO3 + Ba(C2H3O2)2 = NaC2H3O2 + BaSO3 =>
Na2SO3 + Ba(C2H3O2)2 = 2 NaC2H3O2 + BaSO3
MnO4({-}) + H2SO3 + H = Mn + HSO4({-}) + H2O =>
MnO4({-}) + H2SO3 + 5 H = Mn + HSO4({-}) + 3 H2O
Na(s) + H2O = H2 + NaOH(aq) =>
2 Na(s) + 2 H2O = H2 + 2 NaOH(aq)
H4Fe(CN)6 + Ca(HO)2 = Ca2Fe(CN)6 + H2O =>
H4Fe(CN)6 + 2 Ca(HO)2 = Ca2Fe(CN)6 + 4 H2O
Cu(OAc)2*H2O + C2H8N2 + KI + H2O = [Cu(H2NCH2CH2NH2)2(H2O)2]I2 + K(OAc) =>
Cu(OAc)2*H2O + 2 C2H8N2 + 2 KI + H2O = [Cu(H2NCH2CH2NH2)2(H2O)2]I2 + 2 K(OAc)
Co2 + CuCl2 = Co2Cl2 + Cu =>
Co2 + CuCl2 = Co2Cl2 + Cu
Cs(s) + HBr(aq) = HCs + Br =>
Cs(s) + HBr(aq) = HCs + Br
Al2S3(g) + H2O(l) = Al(OH)3(aq) + H2S(g) =>
Al2S3(g) + 6 H2O(l) = 2 Al(OH)3(aq) + 3 H2S(g)
FeSO4 + Br2 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeSO4 + Br2 + H2SO4 = Fe2(SO4)3 + 2 HBr
FeSO4*7H2O + NaHCO3 = FeCO3 + Na2SO4 + H2O + CO2 =>
FeSO4*7H2O + 2 NaHCO3 = FeCO3 + Na2SO4 + 8 H2O + CO2
KClO3 + C5H10O5 = KCl + CO2 + H2O =>
10 KClO3 + 3 C5H10O5 = 10 KCl + 15 CO2 + 15 H2O
CH3HO(l) + O2(g) = H2O(l) + CO2(g) =>
2 CH3HO(l) + 3 O2(g) = 4 H2O(l) + 2 CO2(g)
Na2S2O3(aq) + Br2(aq) + NaOH = NaBr + Na2SO4 + H2O =>
Na2S2O3(aq) + 4 Br2(aq) + 10 NaOH = 8 NaBr + 2 Na2SO4 + 5 H2O
(NH4)2CO3 + LiF = NH4F + Li2(CO3) =>
(NH4)2CO3 + 2 LiF = 2 NH4F + Li2(CO3)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
BaS + HNO3 = Ba(NO3)2 + S + H2O + NO2 =>
BaS + 4 HNO3 = Ba(NO3)2 + S + 2 H2O + 2 NO2
Zn + HNO3 = ZnO3 + HN =>
Zn + HNO3 = ZnO3 + HN
H2C4H4O6 + CuSO4 = Cu(HC4H4O6)2 + H2SO4 =>
2 H2C4H4O6 + CuSO4 = Cu(HC4H4O6)2 + H2SO4
As + HCl + HNO3 = AsCl3 + NO2 + H2O =>
As + 3 HCl + 3 HNO3 = AsCl3 + 3 NO2 + 3 H2O
KI + H2O + KMnO4 = I2 + MnO2 + KOH =>
6 KI + 4 H2O + 2 KMnO4 = 3 I2 + 2 MnO2 + 8 KOH
(CH3)2NH(aq) + CH3COOH(aq) = CH3CON(CH3)2 + H2O =>
(CH3)2NH(aq) + CH3COOH(aq) = CH3CON(CH3)2 + H2O
Ca(CH3CO2)2 + H3PO4 = Ca3(PO4)2 + HCH3CO2 =>
3 Ca(CH3CO2)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HCH3CO2
(NH2)HSO3 + HNO2 = H2SO4 + N2 + H2O =>
(NH2)HSO3 + HNO2 = H2SO4 + N2 + H2O
BaCO = Ba + CO =>
BaCO = Ba + CO
MgI2 + LiOH = Mg(OH)2 + LiI =>
MgI2 + 2 LiOH = Mg(OH)2 + 2 LiI
KI + C6H10O5 = KI(C6H10O5) =>
KI + C6H10O5 = KI(C6H10O5)
CaSO4 + SiO2 = CaSiO3 + O + S =>
CaSO4 + SiO2 = CaSiO3 + 3 O + S
CH3COOH + K2SiO3 = CH3COOK + H2O + SiO2 =>
2 CH3COOH + K2SiO3 = 2 CH3COOK + H2O + SiO2
C4H6O3 + C3H8O = C5H10O2 + H2O =>
C4H6O3 + 2 C3H8O = 2 C5H10O2 + H2O
Mg + Na = Mg3Na2 =>
3 Mg + 2 Na = Mg3Na2
K3AsO4 + MgCl2 = Mg3(AsO4)2 + KCl =>
2 K3AsO4 + 3 MgCl2 = Mg3(AsO4)2 + 6 KCl
C26H28N2 + NaOH = C10H15N + C + NaO =>
C26H28N2 + 2 NaOH = 2 C10H15N + 6 C + 2 NaO
Au + H3PO4 = AuH3 + PO4 =>
Au + H3PO4 = AuH3 + PO4
Ba(NO3)2 + HSO3NH2 + H2O = Ba(NH2)2 + H2SO4 + HNO3 =>
Ba(NO3)2 + 2 HSO3NH2 + 2 H2O = Ba(NH2)2 + 2 H2SO4 + 2 HNO3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
H2O2 + KOH = K(OH)2 =>
H2O2 + 2 KOH = 2 K(OH)2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Na3PO4 + NH4OH + MgSO4 = NH4MgPO4 + Na2SO4 + NaOH =>
Na3PO4 + NH4OH + MgSO4 = NH4MgPO4 + Na2SO4 + NaOH
Ca(HCO3)2(s) + CH3COOH(aq) = Ca(CH3COOH)2(aq) + H2O(l) + CO2(g) =>
4 Ca(HCO3)2(s) + 9 CH3COOH(aq) = 4 Ca(CH3COOH)2(aq) + 6 H2O(l) + 10 CO2(g)
N2O + FeO = N2 + Fe2O3 =>
N2O + 2 FeO = N2 + Fe2O3
HCHO = H + CHO =>
HCHO = H + CHO
BaS + HCl = BaCl2 + H2S =>
BaS + 2 HCl = BaCl2 + H2S
Ag(s) + FeCl3(aq) = Fe + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe + 3 AgCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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