| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO2 + 2 KOH = K2SO2 + 2 H2O
Na2CO3 + Fe(CH3COO)2 = NaCH3COO + FeCO3 =>
Na2CO3 + Fe(CH3COO)2 = 2 NaCH3COO + FeCO3
S + H2 = S(H2)2 =>
S + 2 H2 = S(H2)2
Co2{+} + O2 + CN{-} + H2O = [Co(CN)6]3{-} + OH{-} =>
12 Co2{+} + 31 O2 + 144 CN{-} + 62 H2O = 8[Co(CN)6]3{-} + 124 OH{-}
Cr(OH)4{-} + HO2{-} = CrO4{2-} + OH{-} + H2O =>
2 Cr(OH)4{-} + 3 HO2{-} = 2 CrO4{2-} + OH{-} + 5 H2O
C11H12N5 + H2O = CH4N2O + C2H5OH + CH3COOH =>
4 C11H12N5 + 37 H2O = 10 CH4N2O + 7 C2H5OH + 10 CH3COOH
Sr(OH)2 + P2O5 = Sr3(PO4)2 + H2O =>
3 Sr(OH)2 + P2O5 = Sr3(PO4)2 + 3 H2O
C8H19N + O2 = CO2 + H2O + N2 =>
4 C8H19N + 51 O2 = 32 CO2 + 38 H2O + 2 N2
LiBr + Co2(SO3)3 = Li2SO3 + CoBr3 =>
6 LiBr + Co2(SO3)3 = 3 Li2SO3 + 2 CoBr3
As + I2 = AsI3 =>
2 As + 3 I2 = 2 AsI3
C2O2 + MnO2 = Mn + CO2 =>
C2O2 + MnO2 = Mn + 2 CO2
KMnO4 + NiSO4 = K2SO4 + Ni(MnO4)2 =>
2 KMnO4 + NiSO4 = K2SO4 + Ni(MnO4)2
Ca(CO3) + LiCl = CaCl2 + Li2(CO3) =>
Ca(CO3) + 2 LiCl = CaCl2 + Li2(CO3)
AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + NH4NO3 =>
2 AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + 2 NH4NO3
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O =>
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O
CH3CHO = CH4 + CO =>
CH3CHO = CH4 + CO
Cr(OH)3 + ClO3{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + ClO3{-} + 4 OH{-} = 2 CrO4{-2} + Cl{-} + 5 H2O
CrO2Cl2 + S = Cr2O3 + SO2 + Cl2 =>
4 CrO2Cl2 + S = 2 Cr2O3 + SO2 + 4 Cl2
HCl + CaCo3 = CaCl2 + H2Co3 =>
2 HCl + CaCo3 = CaCl2 + H2Co3
Ni(NO3)2 + CO(NH2)2 = NiO + N2 + CO2 + H2O =>
3 Ni(NO3)2 + 5 CO(NH2)2 = 3 NiO + 8 N2 + 5 CO2 + 10 H2O
Fe3(PO4)2 + AgNO3 = Fe(NO3)2 + Ag3(PO4) =>
Fe3(PO4)2 + 6 AgNO3 = 3 Fe(NO3)2 + 2 Ag3(PO4)
Mg1 + HCl = MgCl2 + H2 =>
Mg1 + 2 HCl = MgCl2 + H2
Ag + Cu(NO3) = Ag(NO3) + Cu =>
Ag + Cu(NO3) = Ag(NO3) + Cu
Al + CH3OH = Al(CH2O)3 + H2 =>
Al + 3 CH3OH = Al(CH2O)3 + 3 H2
KClO + MnBr2 + KOH = KCl + K2MnO4 + KBr + H2O =>
2 KClO + MnBr2 + 4 KOH = 2 KCl + K2MnO4 + 2 KBr + 2 H2O
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
MnO4{-} + Cl2 + H2O = MnO2 + ClO4{-} + OH{-} =>
14 MnO4{-} + 3 Cl2 + 4 H2O = 14 MnO2 + 6 ClO4{-} + 8 OH{-}
HSO4 + H2O = H2SO4 + OH =>
HSO4 + H2O = H2SO4 + OH
SbCl3 + NaOH = SbO(OH) + NaCl + HCl =>
SbCl3 + 2 NaOH = SbO(OH) + 2 NaCl + HCl
AgCl + KI = AgI + KCl =>
AgCl + KI = AgI + KCl
Na2[Zn(OH)4] + SO2 = NaHSO3 + Zn(OH)2 =>
Na2[Zn(OH)4] + 2 SO2 = 2 NaHSO3 + Zn(OH)2
NaVO3 + NaOH = Na3VO4 + H2O =>
NaVO3 + 2 NaOH = Na3VO4 + H2O
ZnO2 + SO2 = ZnS + O2 =>
ZnO2 + SO2 = ZnS + 2 O2
KSCN + H2O2 = O2 + KSCNH2 =>
KSCN + H2O2 = O2 + KSCNH2
NH2OH + H2O2 = H2O + N2O3 =>
2 NH2OH + 4 H2O2 = 7 H2O + N2O3
Al2(S4)3 + Ca(OH)2 = Al(OH)3 + CaS4 =>
Al2(S4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaS4
Co2{+} + O2 + CN{-} + H2O = [Co(CN)6]3{-} + OH{-} =>
12 Co2{+} + 31 O2 + 144 CN{-} + 62 H2O = 8[Co(CN)6]3{-} + 124 OH{-}
AgCl + Na2S2O3 = Na3Ag(S2O3)2 + NaCl =>
AgCl + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaCl
FeS2 + SO3 = Fe2(SO4)3 + S =>
2 FeS2 + 4 SO3 = Fe2(SO4)3 + 5 S
C6H4NO2Cl + NaOH = C6H4NO2OH + NaCl =>
C6H4NO2Cl + NaOH = C6H4NO2OH + NaCl
ZnO + Cu{2+} = CuO + Zn{2+} =>
ZnO + Cu{2+} = CuO + Zn{2+}
Na + N = Na3N =>
3 Na + N = Na3N
Mn + BiO3{-} + H{+} = Bi{3+} + MnO4{-} + H2O =>
2 Mn + 7 BiO3{-} + 26 H{+} = 7 Bi{3+} + 2 MnO4{-} + 13 H2O
H2SO4(g) + B(OH)3 = B2(SO4)3 + H2O(l) =>
3 H2SO4(g) + 2 B(OH)3 = B2(SO4)3 + 6 H2O(l)
H2S + Br2 + H2O = H2SO4 + HBr =>
H2S + 4 Br2 + 4 H2O = H2SO4 + 8 HBr
H3O{+} + OH{-} = H2O =>
H3O{+} + OH{-} = 2 H2O
NH3ClO4 + Al = Al2O3 + N2 + HCl + H2O =>
2 NH3ClO4 + 4 Al = 2 Al2O3 + N2 + 2 HCl + 2 H2O
Br(aq) + KI(aq) = KBr(aq) + I(aq) =>
Br(aq) + KI(aq) = KBr(aq) + I(aq)
S2O3{-2} + Cu{+2} = S4O6{-2} + Cu{+} =>
2 S2O3{-2} + 2 Cu{+2} = S4O6{-2} + 2 Cu{+}
Br2 + KClO3 + H2SO4 + H2O = HBrO3 + K2SO4 + HCl =>
6 Br2 + 10 KClO3 + 5 H2SO4 + 6 H2O = 12 HBrO3 + 5 K2SO4 + 10 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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