| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag2O = 4 Ag + O2
Fe3[Fe(CN)6]2 + NaOH = Fe(OH)2 + Na3[Fe(CN)6] =>
Fe3[Fe(CN)6]2 + 6 NaOH = 3 Fe(OH)2 + 2 Na3[Fe(CN)6]
O11 + P7 = P19O17 =>
119 O11 + 209 P7 = 77 P19O17
ZnS + O2 = ZnO + S8 =>
8 ZnS + 4 O2 = 8 ZnO + S8
K2Cr2O7 + K2S + H2O = S + KOH + Cr(OH)3 =>
K2Cr2O7 + 3 K2S + 7 H2O = 3 S + 8 KOH + 2 Cr(OH)3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H{+} + ZnS + NO3{-} = Zn2{+} + S + NO + H2O =>
4 H{+} + 6 ZnS + NO3{-} = 3 Zn2{+} + 6 S + NO + 2 H2O
CaI2 + H2SO4 = HI + CaSO4 =>
CaI2 + H2SO4 = 2 HI + CaSO4
Cs2SiO3 + H = H2SiO3 + Cs =>
Cs2SiO3 + 2 H = H2SiO3 + 2 Cs
Na(OH) + Mg(NO3)2 = Mg(OH)2 + Na(NO3) =>
2 Na(OH) + Mg(NO3)2 = Mg(OH)2 + 2 Na(NO3)
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCO2H + H2O =>
2 Cr2O7{-2} + 3 CH3OH + 16 H{+} = 4 Cr{3+} + 3 HCO2H + 11 H2O
(NH4)2C2O4 + Pb(NO3)2 = (NH4)(NO3) + PbC2O4 =>
(NH4)2C2O4 + Pb(NO3)2 = 2(NH4)(NO3) + PbC2O4
K + H2O = H2OK =>
K + H2O = H2OK
Al + BaS2O3 = Al2(S2O3)3 + Ba =>
2 Al + 3 BaS2O3 = Al2(S2O3)3 + 3 Ba
CH2OH{-}CHOH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CH2ONa + H2
HCH3CO2 + LiOH = LiCH3CO2 + H2O =>
HCH3CO2 + LiOH = LiCH3CO2 + H2O
SnCl2 + K2Cr2O7 + HCl = CrCl3 + SnCl4 + H2O + KCl =>
3 SnCl2 + K2Cr2O7 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 7 H2O + 2 KCl
C17H29COOH + O2 = H2O + CO2 =>
2 C17H29COOH + 49 O2 = 30 H2O + 36 CO2
C4H6N4O12 = CO2 + N2 + O2 + H2O =>
2 C4H6N4O12 = 8 CO2 + 4 N2 + O2 + 6 H2O
Li3N + HNO3 = NH4NO3 + LiNO3 =>
Li3N + 4 HNO3 = NH4NO3 + 3 LiNO3
Br2 + CuF = CuBr + F2 =>
Br2 + 2 CuF = 2 CuBr + F2
Ca + FeSO4 = Ca2SO4 + Fe =>
2 Ca + FeSO4 = Ca2SO4 + Fe
FeO + Al(OH)3 = Fe(OH)2 + Al2O3 =>
3 FeO + 2 Al(OH)3 = 3 Fe(OH)2 + Al2O3
NH3 + CO2 + H2O = NH4(HCO3) =>
NH3 + CO2 + H2O = NH4(HCO3)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Mn2O2 = Mn + O2 =>
Mn2O2 = 2 Mn + O2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
N2 + H2 + O2 = NH4NO3 =>
2 N2 + 4 H2 + 3 O2 = 2 NH4NO3
PbO + SO2 = PbS + O2 =>
2 PbO + 2 SO2 = 2 PbS + 3 O2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Mg(OH)2 = H2O + MgO =>
Mg(OH)2 = H2O + MgO
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
BaCl2(aq) + H2O(l) = BaO + HCl =>
BaCl2(aq) + H2O(l) = BaO + 2 HCl
NaOH + KI = KNa + IOH =>
NaOH + KI = KNa + IOH
SO3(g) + H2O(l) = H2SO4 =>
SO3(g) + H2O(l) = H2SO4
Si + N3 = Si3N4 =>
9 Si + 4 N3 = 3 Si3N4
CH3CH2CHO + Cr2O7{2-} + H{+} = CH3CH2COOH + Cr{3+} + H2O =>
3 CH3CH2CHO + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COOH + 2 Cr{3+} + 4 H2O
Pb(OH)4 + HNO3 = Pb(OH)3NO3 + H2O =>
Pb(OH)4 + HNO3 = Pb(OH)3NO3 + H2O
(d)Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
(d)Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
C2H5Br + O2 = CO2 + HOH + Br2 =>
4 C2H5Br + 13 O2 = 8 CO2 + 10 HOH + 2 Br2
[Cr(OH)4] + H2O2 = CrO4 + H2O =>
[Cr(OH)4] + 2 H2O2 = CrO4 + 4 H2O
H2O + IF7 = H5IO6 + HF =>
6 H2O + IF7 = H5IO6 + 7 HF
CH3 + O2 = CHO + H2 =>
2 CH3 + O2 = 2 CHO + 2 H2
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCH2OH =>
3 CH2CHCHCH2 + 2 KMnO4 + 10 H2O = 2 MnO2 + 2 KOH + 6 CH2OHCH2OH
C2H3NaO2 + H2O + CO2 = NaHCO3 + CH3COOH =>
C2H3NaO2 + H2O + CO2 = NaHCO3 + CH3COOH
HS + HF = F + H2S =>
HS + HF = F + H2S
Zn + Fe{2} = Zn{2} + Fe =>
Zn + Fe{2} = Zn{2} + Fe
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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