| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2S2O3 + 4 H2O2 = Na2S3O6 + Na2SO4 + 4 H2O
FeS + HCl(aq) = FeCl2 + H2S =>
FeS + 2 HCl(aq) = FeCl2 + H2S
P2O5 + CO = P2 + CO2 =>
P2O5 + 5 CO = P2 + 5 CO2
H3PO2 + H2O + CuSO4 = H3PO4 + H2SO4 + CuH2 =>
H3PO2 + 2 H2O + CuSO4 = H3PO4 + H2SO4 + CuH2
Ag + Cr2O7{-2} + H{+} = Ag{+} + Cr{+3} + H2O =>
6 Ag + Cr2O7{-2} + 14 H{+} = 6 Ag{+} + 2 Cr{+3} + 7 H2O
NiSO4 + MgBr2 = NiBr2 + MgSO4 =>
NiSO4 + MgBr2 = NiBr2 + MgSO4
NaI + MnO2 + H2SO4 = Na2SO4H + MnSO4 + H2O + I2 =>
4 NaI + MnO2 + 3 H2SO4 = 2 Na2SO4H + MnSO4 + 2 H2O + 2 I2
AlOH3 = AlH3 + O2 =>
2 AlOH3 = 2 AlH3 + O2
BCl3 + Si = SiCl4 + B =>
4 BCl3 + 3 Si = 3 SiCl4 + 4 B
Al2N3 = N2 + Al =>
2 Al2N3 = 3 N2 + 4 Al
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Li(s) + MgCO3(aq) = Li2CO3(s) + Mg(s) =>
2 Li(s) + MgCO3(aq) = Li2CO3(s) + Mg(s)
Ag2S + H2O2 = Ag2SO4 + H2O =>
Ag2S + 4 H2O2 = Ag2SO4 + 4 H2O
AgNo3(aq) + NaOH(aq) = AgOH(s) + NaNo3(aq) =>
AgNo3(aq) + NaOH(aq) = AgOH(s) + NaNo3(aq)
F + Cr = CrF3 =>
3 F + Cr = CrF3
C6H5NO2 + H2 = C6H5NHOH + H2O =>
C6H5NO2 + 2 H2 = C6H5NHOH + H2O
NaOH + Ca3P2 = Na3P + Ca(OH)2 =>
6 NaOH + Ca3P2 = 2 Na3P + 3 Ca(OH)2
KMnO4 + H2S = K2S + MnS + S + H2O =>
2 KMnO4 + 8 H2S = K2S + 2 MnS + 5 S + 8 H2O
K2SO{2-}3 + HCl = KCl + H2SO{2-}4 =>
K2SO{2-}3 + 2 HCl = 2 KCl + H2SO{2-}4
KNO2 + KI + H2SO4 = N2 + I2 + K2SO4 + H2O =>
2 KNO2 + 6 KI + 4 H2SO4 = N2 + 3 I2 + 4 K2SO4 + 4 H2O
CH3CH(CH3)CH2CH2CH(CH3)CH2COONa + NaOH = CH3CH(CH3)CH2CH2CH(CH3)CH3 + Na2CO3 =>
CH3CH(CH3)CH2CH2CH(CH3)CH2COONa + NaOH = CH3CH(CH3)CH2CH2CH(CH3)CH3 + Na2CO3
P2O5 + CO = P2 + CO2 =>
P2O5 + 5 CO = P2 + 5 CO2
Zn = Zn2{+} + e =>
2 Zn = Zn2{+} + e
Ti + Pb3O4 = Pb + Ti3O5 =>
12 Ti + 5 Pb3O4 = 15 Pb + 4 Ti3O5
Ba(s) + H2O = Ba(OH)2 + H2 =>
Ba(s) + 2 H2O = Ba(OH)2 + H2
Na2O + S = Na2S + SO2 =>
2 Na2O + 3 S = 2 Na2S + SO2
Mg + MoO3 = MgO + Mo =>
3 Mg + MoO3 = 3 MgO + Mo
K3[Cr(OH)6] + HCl = [Cr(H2O)6]Cl3 + KCl =>
K3[Cr(OH)6] + 6 HCl = [Cr(H2O)6]Cl3 + 3 KCl
Li2S(aq) + SrI2(aq) = LiI(aq) + SrS(aq) =>
Li2S(aq) + SrI2(aq) = 2 LiI(aq) + SrS(aq)
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
C2H5OH(g) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(g) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
BaS = Ba + S8 =>
8 BaS = 8 Ba + S8
OHOC6H4COOH + CH3COOOCCH3 = OCH3COOC6H4COOH + CH3COOH =>
OHOC6H4COOH + CH3COOOCCH3 = OCH3COOC6H4COOH + CH3COOH
P4 + HNO3 = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3 = 4 H3PO4 + 20 NO2 + 4 H2O
S(s) + O2 = SO3 =>
2 S(s) + 3 O2 = 2 SO3
C6H5NO2 + HNO3 = C6H4N2O4 + H2O =>
C6H5NO2 + HNO3 = C6H4N2O4 + H2O
NaF(aq) + MgCl2(aq) = MgF2 + NaCl =>
2 NaF(aq) + MgCl2(aq) = MgF2 + 2 NaCl
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + NH4C2H3O2(s) =>
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + 2 NH4C2H3O2(s)
Ag + CN{-} + O2 + H2O = [Ag(CN)2]{-} + OH{-} =>
4 Ag + 8 CN{-} + O2 + 2 H2O = 4[Ag(CN)2]{-} + 4 OH{-}
KMnO4 + C12H22O11 = CO2 + MnO2 + H2O + KOH =>
16 KMnO4 + C12H22O11 = 12 CO2 + 16 MnO2 + 3 H2O + 16 KOH
AgCl + CaO = Ag2O + CaCl2 =>
2 AgCl + CaO = Ag2O + CaCl2
BaS + NaOH = Ba(OH)2 + Na2S =>
BaS + 2 NaOH = Ba(OH)2 + Na2S
Ca + CdNO3 = Ca(NO3)2 + Cd =>
Ca + 2 CdNO3 = Ca(NO3)2 + 2 Cd
C2H4(g) + O2(g) = CO2(g) + H2O9(g) =>
C2H4(g) + 11 O2(g) = 2 CO2(g) + 2 H2O9(g)
KNaC4H4O6*4H2O + CH3COOH = KHC4H4O6 + CH3COONa + H2O =>
KNaC4H4O6*4H2O + CH3COOH = KHC4H4O6 + CH3COONa + 4 H2O
C7H6O3 + NaHCO3 = CO2 + H2O + Na =>
C7H6O3 + 28 NaHCO3 = 35 CO2 + 17 H2O + 28 Na
(CH3CO)2O + H2O = CH3COOH =>
(CH3CO)2O + H2O = 2 CH3COOH
CH3NO2(l) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 CH3NO2(l) + 3 O2(g) = 4 CO2(g) + 6 H2O(l) + 2 N2(g)
BaS + LiOH = Ba(OH)2 + Li2S =>
BaS + 2 LiOH = Ba(OH)2 + Li2S
C6H12 + KMnO4 = C6H12KMnO4 =>
C6H12 + KMnO4 = C6H12KMnO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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