| Équations équilibrées la veille | Équations équilibrées le lendemain |
HC2H3O2(aq) + 2 Ca(OH)2(aq) = 2 CaCH2O2(l) + 2 H2O(aq)
Pb(PO4)2 = Pb2 + PO4 =>
2 Pb(PO4)2 = Pb2 + 4 PO4
SnI4 + NaOH = Sn(OH)4 + NaI =>
SnI4 + 4 NaOH = Sn(OH)4 + 4 NaI
Al(OH)3 + Na2SO4 = Al2(SO4)3 + NaOH =>
2 Al(OH)3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaOH
Fe(NO2)2 = Fe2O3 + NO + NO2 =>
2 Fe(NO2)2 = Fe2O3 + 3 NO + NO2
CH3NHC2H5 + HCl = CH3NH2ClC2H5 =>
CH3NHC2H5 + HCl = CH3NH2ClC2H5
Cr(OH)2 + HNO3 = Cr(NO3)3 + H2O + H2 =>
2 Cr(OH)2 + 6 HNO3 = 2 Cr(NO3)3 + 4 H2O + H2
NH4NO3 + Na2CrO4 = (NH4)2CrO4 + NaNO3 =>
2 NH4NO3 + Na2CrO4 = (NH4)2CrO4 + 2 NaNO3
CH3COOHCH3(CH2)3OH = CH3COO(CH2)3CH3H2O =>
CH3COOHCH3(CH2)3OH = CH3COO(CH2)3CH3H2O
C3H8O + H2O = CO + H2 =>
C3H8O + 2 H2O = 3 CO + 6 H2
C7H14(g) + O2(g) = CO2(g) + H2O =>
2 C7H14(g) + 21 O2(g) = 14 CO2(g) + 14 H2O
NaHCO3(s)CH3COOH(aq) = NaCH3CO2(aq)CO2(g)H2O(l) =>
NaHCO3(s)CH3COOH(aq) = NaCH3CO2(aq)CO2(g)H2O(l)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Cl{-} + Ag{+} = AgCl =>
Cl{-} + Ag{+} = AgCl
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
PtCl4(NH3)4 + AgNO3 = PtCl2(NO3)2(NH3)4 + AgCl =>
PtCl4(NH3)4 + 2 AgNO3 = PtCl2(NO3)2(NH3)4 + 2 AgCl
Be + Al2(SO4)3 = Be(SO4) + Al =>
3 Be + Al2(SO4)3 = 3 Be(SO4) + 2 Al
NaOH + K2CrO4 = Na2CrO4 + K2(OH)2 =>
2 NaOH + K2CrO4 = Na2CrO4 + K2(OH)2
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
C2H5COOMgBr + H2O = C2H5COOH + Mg(OH)Br =>
C2H5COOMgBr + H2O = C2H5COOH + Mg(OH)Br
C493OH + O2 = CO2 + H2O =>
4 C493OH + 1971 O2 = 1972 CO2 + 2 H2O
Be + Al2(SO4)3 = Be(SO4) + Al =>
3 Be + Al2(SO4)3 = 3 Be(SO4) + 2 Al
NaSO + H2S + HCl = S + NaCl + H2O =>
2 NaSO + H2S + 2 HCl = 3 S + 2 NaCl + 2 H2O
Li2O + H2CO3 = Li2CO3 + H2O =>
Li2O + H2CO3 = Li2CO3 + H2O
CH3COH + H2 = C2H5OH =>
CH3COH + H2 = C2H5OH
CH3CH2NH2 + CH3Br = CH3CH2NHCH3 + CH3CH2NH3Br =>
2 CH3CH2NH2 + CH3Br = CH3CH2NHCH3 + CH3CH2NH3Br
Fe + H2CO3 = FeO + CO2 + H2 =>
Fe + H2CO3 = FeO + CO2 + H2
CH3COOC + C2H5OH = CH3COOC2H5 + H3O =>
8 CH3COOC + 18 C2H5OH = 15 CH3COOC2H5 + 4 H3O
NiSO4 + Na2S = NiNa2 + SO4S =>
NiSO4 + Na2S = NiNa2 + SO4S
HCl + Ca3N2 = CaCl2 + H3N =>
6 HCl + Ca3N2 = 3 CaCl2 + 2 H3N
CuCO3Cu(OH)2 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3Cu(OH)2 + 2 H2SO4 = 2 CuSO4 + 3 H2O + CO2
(NH4)2CO3 + CaCl2 = (NH4)Cl + CaCO3 =>
(NH4)2CO3 + CaCl2 = 2(NH4)Cl + CaCO3
NH3H2O + HCN = NH4CN + H2O =>
NH3H2O + HCN = NH4CN + H2O
Cu(NO3)2 + NH3 + H2O = Cu(NH3)4 + OH =>
Cu(NO3)2 + 2 NH3 + 12 H2O = Cu(NH3)4 + 18 OH
(NH4)2S + Fe(NO3)2 = FeS + (NH4)(NO3) =>
(NH4)2S + Fe(NO3)2 = FeS + 2(NH4)(NO3)
Na2S2O8 + H2O = NaHSO4 + O2 =>
2 Na2S2O8 + 2 H2O = 4 NaHSO4 + O2
Al2 + O2 = Al1O3 =>
Al2 + 3 O2 = 2 Al1O3
CrO + KOH = Cr(OH)2 + K2O =>
CrO + 2 KOH = Cr(OH)2 + K2O
MgCO3(aq) + HCl(aq) = MgCl2 + H2O + CO2 =>
MgCO3(aq) + 2 HCl(aq) = MgCl2 + H2O + CO2
CuSO4 + KI + H2SO4 = I2 + K2SO4 + H2O + Cu2S =>
2 CuSO4 + 10 KI + 4 H2SO4 = 5 I2 + 5 K2SO4 + 4 H2O + Cu2S
CrCl3(aq) + Zn(s) = Cr(s) + ZnCl2(aq) =>
2 CrCl3(aq) + 3 Zn(s) = 2 Cr(s) + 3 ZnCl2(aq)
Na2SO3(s)H2SO4(aq) = Na2SO4(aq)H2O(l)SO2(g) =>
Na2SO3(s)H2SO4(aq) = Na2SO4(aq)H2O(l)SO2(g)
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl =>
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl
Ba + Cl2 + MgSO4 = BaSO4 + MgCl2 =>
Ba + Cl2 + MgSO4 = BaSO4 + MgCl2
Mg(OH)2 + KOH = K2(Mg(OH)4) =>
Mg(OH)2 + 2 KOH = K2(Mg(OH)4)
FeOHSO4 = FeOH{+} + SO4{-} =>
FeOHSO4 = FeOH{+} + SO4{-}
Rb2CO3 + Sr(C2H3O2)2 = SrCO3 + RbC2H3O2 =>
Rb2CO3 + Sr(C2H3O2)2 = SrCO3 + 2 RbC2H3O2
HI + HSO4 = I + H2O + H2S =>
9 HI + HSO4 = 9 I + 4 H2O + H2S
Na2CO3(aq) + CrCl3(aq) = Na2Cl3(s) + CrCO3(aq) =>
Na2CO3(aq) + CrCl3(aq) = Na2Cl3(s) + CrCO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/16/24
Équations équilibrées sur05/16/23
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