| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Mo(OH)2 + O2 + 2 H2O = 4 Mo(OH)3
HClO2 + SO2 + H2O = HCl + H2SO4 =>
HClO2 + 2 SO2 + 2 H2O = HCl + 2 H2SO4
CuSO4 + Na3PO4 = CuPO4Na3SO4 =>
CuSO4 + Na3PO4 = CuPO4Na3SO4
Al2(SO4)3 + (NH4)2CO3 = Al2(CO3)3 + (NH4)2(SO4) =>
Al2(SO4)3 + 3(NH4)2CO3 = Al2(CO3)3 + 3(NH4)2(SO4)
Mg + HNO3 = H2 + Mg(NO3)2 =>
Mg + 2 HNO3 = H2 + Mg(NO3)2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
KFe + IO2 = K2I + FeO =>
2 KFe + IO2 = K2I + 2 FeO
AlO3 + CO2 = Al(CO3)3 =>
AlO3 + 3 CO2 = Al(CO3)3
KMnO4 + PbSO4 + H2SO4 = K2SO4 + MnSO4 + Pb(SO4)2 + H2O =>
2 KMnO4 + 5 PbSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Pb(SO4)2 + 8 H2O
K2Fe(CN)6 + Cr2O3 + KOH = K4Fe(CN)6 + K2CrO4 + H2O =>
3 K2Fe(CN)6 + Cr2O3 + 10 KOH = 3 K4Fe(CN)6 + 2 K2CrO4 + 5 H2O
Bi2O3 + Ta2O5 = Bi3TaO7 =>
3 Bi2O3 + Ta2O5 = 2 Bi3TaO7
Li2SO4 + KNO3 = LiNO3 + K2SO4 =>
Li2SO4 + 2 KNO3 = 2 LiNO3 + K2SO4
Mg{2+} + (CO3){2-} = MgCO3 =>
Mg{2+} + (CO3){2-} = MgCO3
PhCH2ClZn + CH3CHO + H2O = PhCH2CH(OH)CH3 + Cl(OH)Zn =>
PhCH2ClZn + CH3CHO + H2O = PhCH2CH(OH)CH3 + Cl(OH)Zn
Cr{3+} + H2O + MnO4{-} = Mn{2+} + Cr2O7{2-} + H{+} =>
10 Cr{3+} + 11 H2O + 6 MnO4{-} = 6 Mn{2+} + 5 Cr2O7{2-} + 22 H{+}
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
B + O2 = (B2O3) =>
4 B + 3 O2 = 2(B2O3)
Hg + HNO3 = H2 + Hg(NO3)2 =>
Hg + 2 HNO3 = H2 + Hg(NO3)2
P2O5 + HCl = POCl3 + H3PO3 + O2 =>
2 P2O5 + 6 HCl = 2 POCl3 + 2 H3PO3 + O2
CaI2 + NaCl = CaCl2 + Na + I =>
CaI2 + 2 NaCl = CaCl2 + 2 Na + 2 I
CaCl2 + K4Fe(CN)6 + NH4Cl = KNH4CaFe(CN)6 + KCl =>
CaCl2 + K4Fe(CN)6 + NH4Cl = KNH4CaFe(CN)6 + 3 KCl
(b)Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
(b)Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
Hg + Cu(NO3)2 = Cu + HgNO3 =>
2 Hg + Cu(NO3)2 = Cu + 2 HgNO3
(NH4)3N + Cr(CrO4)2 = (NH4)2CrO4 + Cr3N4 =>
4(NH4)3N + 3 Cr(CrO4)2 = 6(NH4)2CrO4 + Cr3N4
I2(g) + F2(g) = IF(g) =>
I2(g) + F2(g) = 2 IF(g)
HgCl2 + H2O = Hg2Cl2 + HCl + O2 =>
4 HgCl2 + 2 H2O = 2 Hg2Cl2 + 4 HCl + O2
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
CH3OH + O2 = C02 + H2O =>
2 CH3OH + O2 = C02 + 4 H2O
H2CO3(aq) + Mg(OH)2(s) = MgCO3 + H2O =>
H2CO3(aq) + Mg(OH)2(s) = MgCO3 + 2 H2O
GeO2 + NaOH = Na4GeO4 + H2O =>
GeO2 + 4 NaOH = Na4GeO4 + 2 H2O
H3PO4 + Ba(OH)2 = H3(OH)2 + BaPO4 =>
H3PO4 + Ba(OH)2 = H3(OH)2 + BaPO4
C5HOH + O2 = CO2 + H2O =>
C5HOH + 5 O2 = 5 CO2 + H2O
Pb(NO3)2 + Na2CrO4 = NaNO3 + Pb2(CrO4)2 =>
2 Pb(NO3)2 + 2 Na2CrO4 = 4 NaNO3 + Pb2(CrO4)2
Li2S + HNO3 = H2S + LiNO3 =>
Li2S + 2 HNO3 = H2S + 2 LiNO3
PhCH2ClZn + CH3CHO + H2O = PhCH2CH(OH)CH3 + Cl(OH)Zn =>
PhCH2ClZn + CH3CHO + H2O = PhCH2CH(OH)CH3 + Cl(OH)Zn
CaO(SiO2) + H2O = (CaO)2(SiO2)3(H2O) + Ca(OH)2 =>
3 CaO(SiO2) + 2 H2O = (CaO)2(SiO2)3(H2O) + Ca(OH)2
Hydrochloricacid + potassiumhydroxide = potassiumchloride + water =>
HCl + KOH = KCl + H2O
Ca(OH)2(aq) + HCl = CaCl2 + H2O =>
Ca(OH)2(aq) + 2 HCl = CaCl2 + 2 H2O
CuSO4(ac) + NH4CNS(ac) = Cu(CNS)2(s) + (NH4)2SO4(ac) =>
CuSO4(ac) + 2 NH4CNS(ac) = Cu(CNS)2(s) + (NH4)2SO4(ac)
Ba(OH)2 + H2S = BaS + H2O =>
Ba(OH)2 + H2S = BaS + 2 H2O
Na2OCo3 + HCl = NaCl + Co2 + H2O =>
2 Na2OCo3 + 4 HCl = 4 NaCl + 3 Co2 + 2 H2O
K2Cr2O7 + H2SO4 + C2H6O = C2H4O2 + Cr2(SO4)3 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H6O = 3 C2H4O2 + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
C3H7OH + HCl = CH3CH2Cl + H2O =>
2 C3H7OH + 3 HCl = 3 CH3CH2Cl + 2 H2O
C6H12O6 + NO3 = CO2 + H2O + NO2 =>
C6H12O6 + 12 NO3 = 6 CO2 + 6 H2O + 12 NO2
KMnO4 = K2O + Mn + O2 =>
4 KMnO4 = 2 K2O + 4 Mn + 7 O2
K2Cr2O7 + H2SO4 = K2SO4 + CrO3 + H2O =>
K2Cr2O7 + H2SO4 = K2SO4 + 2 CrO3 + H2O
Ag2CO3 + H = Ag + CO2 + H2O =>
Ag2CO3 + 2 H = 2 Ag + CO2 + H2O
HNO3 + N2H4 = H2O + N =>
4 HNO3 + 5 N2H4 = 12 H2O + 14 N
KClO3(s)(heat) = KCl(s) + O2(g) =>
2 KClO3(s)(heat) = 2 KCl(s) + 3 O2(g)
NaH3O2 + H2SO4 = Na2SO4 + H2O =>
2 NaH3O2 + H2SO4 = Na2SO4 + 4 H2O
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Équations équilibrées sur03/30/25
Équations équilibrées sur04/29/24
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