| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
C18H24O2 + O2 = CO2 + H2O =>
C18H24O2 + 23 O2 = 18 CO2 + 12 H2O
As2O3 + Cu(OH)2 = Cu3(AsO3)2 + H2O =>
As2O3 + 3 Cu(OH)2 = Cu3(AsO3)2 + 3 H2O
(b)TiBr4(g) + H2(g) = Ti(s) + HBr(g) =>
(b)TiBr4(g) + 2 H2(g) = Ti(s) + 4 HBr(g)
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
KMnO4 + Na2SO3 + CH3COOH = Mn(CH3COO)2 + Na2SO4 + KCH3COOH + H2O =>
KMnO4 + 3 Na2SO3 + 3 CH3COOH = Mn(CH3COO)2 + 3 Na2SO4 + KCH3COOH + H2O
BeSO4 + Cl2 = BeCl2 + SO4 =>
BeSO4 + Cl2 = BeCl2 + SO4
CaCO3 + NaCl = Na2CO3 + CaCl2 =>
CaCO3 + 2 NaCl = Na2CO3 + CaCl2
BiCl3 + Sn(OH)2 = Bi(OH)3 + SnCl2 =>
2 BiCl3 + 3 Sn(OH)2 = 2 Bi(OH)3 + 3 SnCl2
Al2(CO3)3(s) + HBr(aq) = AlBr3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2O(l) + 3 CO2(g)
CH3CH2CH3CH2CH3 + O2 = CO2 + H2O =>
4 CH3CH2CH3CH2CH3 + 33 O2 = 20 CO2 + 26 H2O
Na[Cr(OH)4] + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
2 Na[Cr(OH)4] + 3 NaClO + 2 NaOH = 2 Na2CrO4 + 3 NaCl + 5 H2O
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
Fe + Hg(NO3)2 = Fe(NO3)2 + Hg =>
Fe + Hg(NO3)2 = Fe(NO3)2 + Hg
C8H18 + O2 = CO2 + H2 =>
C8H18 + 8 O2 = 8 CO2 + 9 H2
Fe2 + O3 = Fe3O4 =>
9 Fe2 + 8 O3 = 6 Fe3O4
Mg + H2Cl2 = MgCl2 + H2 =>
Mg + H2Cl2 = MgCl2 + H2
HNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 HNO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Fe2SO4 + Ba(NO3)2 = Fe2(NO3)2 + BaSO4 =>
Fe2SO4 + Ba(NO3)2 = Fe2(NO3)2 + BaSO4
BiO3{-} + Cr{3+} + H{+} = Cr2O7{2-} + Bi{3} + H2O =>
3 BiO3{-} + 2 Cr{3+} + 4 H{+} = Cr2O7{2-} + 3 Bi{3} + 2 H2O
Mn(NO2)3 + Na2CO3 = Mn2(CO3)3 + NaNO2 =>
2 Mn(NO2)3 + 3 Na2CO3 = Mn2(CO3)3 + 6 NaNO2
MnO2 + KClO3 + KOH = K2MnO4 + Cl + H2O =>
5 MnO2 + 2 KClO3 + 8 KOH = 5 K2MnO4 + 2 Cl + 4 H2O
(CH3)4NCl + H2O = (CH3)4NOH + HCl =>
(CH3)4NCl + H2O = (CH3)4NOH + HCl
HNO3 + AlP = H2O + AlPO4 + NO2 =>
8 HNO3 + AlP = 4 H2O + AlPO4 + 8 NO2
AgNO + KCI = AgCI + KNO =>
AgNO + KCI = AgCI + KNO
H3O + HSO4 + NaOH = H2O + Na2SO4 =>
H3O + HSO4 + 2 NaOH = 3 H2O + Na2SO4
Mg(s) + ZnCl2(aq) = MgCl2(aq) + Zn(s) =>
Mg(s) + ZnCl2(aq) = MgCl2(aq) + Zn(s)
Ba + SO2 = BaO + S =>
2 Ba + SO2 = 2 BaO + S
Sb(NO3)3 + K2Se = Sb2Se3 + KNO3 =>
2 Sb(NO3)3 + 3 K2Se = Sb2Se3 + 6 KNO3
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
Au2(SO4)3 + Fe = FeSO4 + Au =>
Au2(SO4)3 + 3 Fe = 3 FeSO4 + 2 Au
NaNO3 + H2SO4 = Na2SO4 + HNO3 =>
2 NaNO3 + H2SO4 = Na2SO4 + 2 HNO3
Zn(OH)2 + HL = ZnHL + (OH)2 =>
Zn(OH)2 + HL = ZnHL + (OH)2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Ag3AuS3 = Ag2S + Au2S3 =>
2 Ag3AuS3 = 3 Ag2S + Au2S3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
HgF2 + KCl = HgCl2 + KF =>
HgF2 + 2 KCl = HgCl2 + 2 KF
NaHCO3 + NH4NO3 = NaNO3 + NH4HCO3 =>
NaHCO3 + NH4NO3 = NaNO3 + NH4HCO3
Mg2{+} + O2{-} = MgO =>
Mg2{+} + O2{-} = 2 MgO
C2H5OH + H2SO4 = C2H4 + H2O*H2SO4 =>
C2H5OH + H2SO4 = C2H4 + H2O*H2SO4
Me2 + O2 = MeO =>
Me2 + O2 = 2 MeO
K2MnO4 + CO2 = KMnO4 + MnO2 + K2CO3 =>
3 K2MnO4 + 2 CO2 = 2 KMnO4 + MnO2 + 2 K2CO3
K + Ag = KAg =>
K + Ag = KAg
Pb(NO3)2(ac) + H2S(ac) = PbS(s) + HNO3(ac) =>
Pb(NO3)2(ac) + H2S(ac) = PbS(s) + 2 HNO3(ac)
RuO4 + NH4Cl + HCl = (NH4)3[RuCl6] + Cl2 + H2O =>
2 RuO4 + 6 NH4Cl + 16 HCl = 2(NH4)3[RuCl6] + 5 Cl2 + 8 H2O
BaCl2 + AgF = BaF2 + AgCl =>
BaCl2 + 2 AgF = BaF2 + 2 AgCl
C12H23(aq) + O2(aq) = CO2(aq) + H2O(l) =>
4 C12H23(aq) + 71 O2(aq) = 48 CO2(aq) + 46 H2O(l)
HCrO4{-} + H2S = Cr2O3 + SO4{2-} + H2O + H =>
2 HCrO4{-} + H2S = Cr2O3 + SO4{2-} + H2O + 2 H
BaSO4 + ZnS + HCl = BaCl2 + ZnCl2 + SO2 + H2O =>
3 BaSO4 + ZnS + 8 HCl = 3 BaCl2 + ZnCl2 + 4 SO2 + 4 H2O
(CH3COO)2VO + O2 = VO2 + CO2 + H2O =>
(CH3COO)2VO + 4 O2 = VO2 + 4 CO2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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