| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaClO + 2 H2SO4 = 2 NaSO4 + 2 H2O + Cl2
K2Cr2O7 + SnCl2 + KOH + H2O = KCl + K2[Sn(OH)6] + K3[Cr(OH)6] =>
K2Cr2O7 + 3 SnCl2 + 16 KOH + 7 H2O = 6 KCl + 3 K2[Sn(OH)6] + 2 K3[Cr(OH)6]
Co(NO3)2*6H2O = Co + N + O + H =>
Co(NO3)2*6H2O = Co + 2 N + 12 O + 12 H
HClO3 = HClO4 + ClO2 + H2 =>
4 HClO3 = 2 HClO4 + 2 ClO2 + H2
CH3CH2I + (CH3CH2)2NH = N(CH2CH3)3 + (CH3CH2)2NH2I =>
CH3CH2I + 2(CH3CH2)2NH = N(CH2CH3)3 + (CH3CH2)2NH2I
CuO + H2O = Cu(OH)2 = =>
CuO + H2O = Cu(OH)2
NaNo3 + PBO = PB(No3)2 + Na2O =>
2 NaNo3 + PBO = PB(No3)2 + Na2O
Co(NO3)2*6H2O = Co + N + O + H =>
Co(NO3)2*6H2O = Co + 2 N + 12 O + 12 H
CaOH2 + Cu3PO42 = CaPO42 + Cu3OH2 =>
CaOH2 + Cu3PO42 = CaPO42 + Cu3OH2
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
Mn + Co + Si = Mn3CoSi =>
3 Mn + Co + Si = Mn3CoSi
HCl + KBrO3 + SbCl3 = KBr + H2O + SbCl5 =>
6 HCl + KBrO3 + 3 SbCl3 = KBr + 3 H2O + 3 SbCl5
Co(NO3)2*6H2O = Co(H2O)6 + NO3 =>
Co(NO3)2*6H2O = Co(H2O)6 + 2 NO3
HgCl2(aq) + K2CO3(aq) = KCl(aq) + HgCO3(s) =>
HgCl2(aq) + K2CO3(aq) = 2 KCl(aq) + HgCO3(s)
As(s) + O2(g) = As2O5(s) =>
4 As(s) + 5 O2(g) = 2 As2O5(s)
H2O(l) + NO2(g) = HNO3(aq) + NO(g) =>
H2O(l) + 3 NO2(g) = 2 HNO3(aq) + NO(g)
Fe(s) + O2(g) = Fe3O4(s) =>
3 Fe(s) + 2 O2(g) = Fe3O4(s)
NaCr2O7 + HF = O2 + CrF3 + H2O + NaF =>
4 NaCr2O7 + 28 HF = 7 O2 + 8 CrF3 + 14 H2O + 4 NaF
CO2 + H2O = C7H8O2 + O2 =>
7 CO2 + 4 H2O = C7H8O2 + 8 O2
I2 + O2 + H2O = IO3{-} + H{+} =>
2 I2 + 5 O2 + 2 H2O = 4 IO3{-} + 4 H{+}
CH3CH2OH + H2SO4 = CH3CH2OSO3H + H2O =>
CH3CH2OH + H2SO4 = CH3CH2OSO3H + H2O
Sr(NO3)2 + Al2(SO4)3 = Al(NO3)3 + Sr2(SO4)2 =>
6 Sr(NO3)2 + 2 Al2(SO4)3 = 4 Al(NO3)3 + 3 Sr2(SO4)2
CuSO4 + SCN = CuSCN + SO4 =>
CuSO4 + SCN = CuSCN + SO4
C17H33COOH + K2CO3 = C17H33COOK + H2O + CO2 =>
2 C17H33COOH + K2CO3 = 2 C17H33COOK + H2O + CO2
P(s) + O2(g) = P2O5(s) =>
4 P(s) + 5 O2(g) = 2 P2O5(s)
C8H9NO2 + NaOH + C4H9I = C12H17NO2 + I + Na + H2O =>
C8H9NO2 + NaOH + C4H9I = C12H17NO2 + I + Na + H2O
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
Co(NO3)2*6H2O = Co(H2O)6 + NO3 =>
Co(NO3)2*6H2O = Co(H2O)6 + 2 NO3
Mg(s) + N2(g) = Mg3N2(s) =>
3 Mg(s) + N2(g) = Mg3N2(s)
K4[Fe(CN)6] + FeCl3 = KCl + Fe4[Fe(CN)6]3 =>
3 K4[Fe(CN)6] + 4 FeCl3 = 12 KCl + Fe4[Fe(CN)6]3
Co(NO3)2*6H2O = Co(H2O)6 + NO3 =>
Co(NO3)2*6H2O = Co(H2O)6 + 2 NO3
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
Co(NO3)2*6H2O = Co + NO3 + H2O =>
Co(NO3)2*6H2O = Co + 2 NO3 + 6 H2O
Ag + KSCN = AgSCN + K =>
Ag + KSCN = AgSCN + K
Co(NO3)2*6H2O = Co + NO3 + H2O =>
Co(NO3)2*6H2O = Co + 2 NO3 + 6 H2O
Cr2O3 + Na = Na2O + Cr =>
Cr2O3 + 6 Na = 3 Na2O + 2 Cr
Co(NO3)2*6H2O = Co3O4 + NO2 + O2 + H2O =>
3 Co(NO3)2*6H2O = Co3O4 + 6 NO2 + O2 + 18 H2O
SnCl2 + HgCl2 = SnCl4 + Hg =>
SnCl2 + HgCl2 = SnCl4 + Hg
Co(NO3)2*6H2O = Co(H2O)6 + NO3 =>
Co(NO3)2*6H2O = Co(H2O)6 + 2 NO3
Co(NO3)2*6H2O = Co(NO3)2 + H2O =>
Co(NO3)2*6H2O = Co(NO3)2 + 6 H2O
CaCl2 + NH4(OH) = Ca(OH)2 + NH4Cl =>
CaCl2 + 2 NH4(OH) = Ca(OH)2 + 2 NH4Cl
Co(NO3)2*6H2O = Co(NO3)2 + H2O =>
Co(NO3)2*6H2O = Co(NO3)2 + 6 H2O
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
Co(NO3)2*6H2O = Co + NO3 + H2O =>
Co(NO3)2*6H2O = Co + 2 NO3 + 6 H2O
V(s) + O2(g) = V2O5(s) =>
4 V(s) + 5 O2(g) = 2 V2O5(s)
TiCl4 + Zn = TiCl3 + ZnCl2 =>
2 TiCl4 + Zn = 2 TiCl3 + ZnCl2
Na2S + O3 = Na2SO4 =>
3 Na2S + 4 O3 = 3 Na2SO4
Co(NO3)2*6H2O = Co3O4 + NO2 + O2 + H2O =>
3 Co(NO3)2*6H2O = Co3O4 + 6 NO2 + O2 + 18 H2O
Co(NO3)2*6H2O = Co(NO3)2 + H2O =>
Co(NO3)2*6H2O = Co(NO3)2 + 6 H2O
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Équations équilibrées sur06/12/25
Équations équilibrées sur07/12/24
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