| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 H2O = 2 KOH + H2
Cr(OH)3 + MnO4 = CrO4 + MnO2 + H2O =>
4 Cr(OH)3 + 5 MnO4 = 4 CrO4 + 5 MnO2 + 6 H2O
C5H10O2 + H2O2 = CO2 + H2O =>
C5H10O2 + 13 H2O2 = 5 CO2 + 18 H2O
Zn(NO3)2 + Fe(NO3)3 + C2H6N4O2 = ZnFe2O4 + N2 + CO2 + H2O =>
Zn(NO3)2 + 2 Fe(NO3)3 + 4 C2H6N4O2 = ZnFe2O4 + 12 N2 + 8 CO2 + 12 H2O
Cl + CH4 = CCl7 + HCl =>
11 Cl + CH4 = CCl7 + 4 HCl
Fe(s) + CO2(g) = FeO(s) + CO(g) =>
Fe(s) + CO2(g) = FeO(s) + CO(g)
V2O5 + CCl4 = VCl5 + COCl2 =>
V2O5 + 5 CCl4 = 2 VCl5 + 5 COCl2
KMnO4 + C6H12O6 + NaOH = C6H11O7Na + K(OH) + MnO2 + H2O =>
2 KMnO4 + 3 C6H12O6 + 3 NaOH = 3 C6H11O7Na + 2 K(OH) + 2 MnO2 + 2 H2O
HNO3 + C6H12O = C6H10O4 + H2O + NO =>
8 HNO3 + 3 C6H12O = 3 C6H10O4 + 7 H2O + 8 NO
HNO3 + C6H10O5 = C24H33(NO2)7O20 + H2O =>
7 HNO3 + 4 C6H10O5 = C24H33(NO2)7O20 + 7 H2O
Zr + N = Zr3N4 =>
3 Zr + 4 N = Zr3N4
BiCl3(aq) + NaOH(aq) = NaCl3 + BiOH(aq) =>
BiCl3(aq) + NaOH(aq) = NaCl3 + BiOH(aq)
H2SO4 + TiO2 = H2O + TiSO4 + O2 =>
2 H2SO4 + 2 TiO2 = 2 H2O + 2 TiSO4 + O2
C6H5NO2 + [S]2{-} + [H]{+} = C6H5NH2 + S + H2O =>
C6H5NO2 + 6[S]2{-} + 6[H]{+} = C6H5NH2 + 12 S + 2 H2O
Cu(SO4)2 + BaOH = Cu(OH)2 + BaSO4 =>
Cu(SO4)2 + 2 BaOH = Cu(OH)2 + 2 BaSO4
NCl3 + I2 = NI3 + Cl2 =>
2 NCl3 + 3 I2 = 2 NI3 + 3 Cl2
Y6 + Al10 + O24 = Y6Al10O24 =>
Y6 + Al10 + O24 = Y6Al10O24
H2O = H + O54534534356546859556265494765496565912156453151651651651351561561545878674559526788168482116482542654156255555555555555555555555555555555555555555555555555555555555555555555555556877888888 =>
9.2233720368548E + 18 H2O = 1.844674407371E + 19 H + O54534534356546859556265494765496565912156453151651651651351561561545878674559526788168482116482542654156255555555555555555555555555555555555555555555555555555555555555555555555556877888888
K3PO4 + MgCl2 = Mg3(PO4)2 + KCl =>
2 K3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 KCl
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Ti(O2) + H2O2 = TiO4H2 =>
Ti(O2) + H2O2 = TiO4H2
C2H6 + O2 = CO6 + H2O =>
2 C2H6 + 15 O2 = 4 CO6 + 6 H2O
Al(s) + FeO(s) = Fe(s) + Al2O3(s) =>
2 Al(s) + 3 FeO(s) = 3 Fe(s) + Al2O3(s)
C9H16 + O2 = CO2 + H2O =>
C9H16 + 13 O2 = 9 CO2 + 8 H2O
P2S5 + HNO3 + H2O = H3PO4 + NO + H2SO4 =>
3 P2S5 + 40 HNO3 + 4 H2O = 6 H3PO4 + 40 NO + 15 H2SO4
MgBr2 + PbIINO3 = Mg(NO3)2 + PbIIBr =>
MgBr2 + 2 PbIINO3 = Mg(NO3)2 + 2 PbIIBr
KMnO4 + Fe + H2SO4 = K2SO4 + MnSO4 + Fe(SO4)3 + H2O =>
6 KMnO4 + 5 Fe + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe(SO4)3 + 24 H2O
Zn + Pb2(NO3) = Pb2 + Zn(NO3)2 =>
Zn + 2 Pb2(NO3) = 2 Pb2 + Zn(NO3)2
Fe(NO3)3 + KSCN = K3(NO3)3 + Fe(SCN)3 =>
Fe(NO3)3 + 3 KSCN = K3(NO3)3 + Fe(SCN)3
FeAs2 + H2O + O2 = H3AsO3 + Fe(OH)3 =>
4 FeAs2 + 18 H2O + 9 O2 = 8 H3AsO3 + 4 Fe(OH)3
Pb(ac) + NaCl(ac) = PbCl2 + Na =>
Pb(ac) + 2 NaCl(ac) = PbCl2 + 2 Na
KMnO4 + SO2 + NaOH = MnO2 + Na2SO4 + H2O + KOH =>
2 KMnO4 + 3 SO2 + 6 NaOH = 2 MnO2 + 3 Na2SO4 + 2 H2O + 2 KOH
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{-2} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{-2}
CrH14N3O16 = Cr(NO3)3 + H2O =>
CrH14N3O16 = Cr(NO3)3 + 7 H2O
Na2O + PCl3 = NaCl + P2O3 =>
3 Na2O + 2 PCl3 = 6 NaCl + P2O3
(a)AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
(a)AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
NH4S + Pb(NO3)2 = NH4(NO3) + PbS2 =>
2 NH4S + Pb(NO3)2 = 2 NH4(NO3) + PbS2
Cu(NH3)4 + H2O = Cu(H2O) + NH3 =>
Cu(NH3)4 + H2O = Cu(H2O) + 4 NH3
CuO + C2H6O = Cu + CH3CHO + H2O =>
CuO + C2H6O = Cu + CH3CHO + H2O
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2(s) + PbCl2(aq) =>
SrCl2(aq) + Pb(NO3)2(aq) = Sr(NO3)2(s) + PbCl2(aq)
CrCl36H2O + Zn + HCl + NaCH3CO23H2O = [Cr(CH3CO2)2]22H2O + ZnCl + NaCl + H2O =>
22 CrCl36H2O + 2596 Zn + 1848 HCl + 44 NaCH3CO23H2O = [Cr(CH3CO2)2]22H2O + 2596 ZnCl + 44 NaCl + 989 H2O
H3PO3 + Hg(NO3)2 = H3PO4 + Hg + NO =>
4 H3PO3 + Hg(NO3)2 = 4 H3PO4 + Hg + 2 NO
HCl(aq) + NH3 = NH4Cl =>
HCl(aq) + NH3 = NH4Cl
NaNO3 + KOH = NaOH + KNO3 =>
NaNO3 + KOH = NaOH + KNO3
Pb(NO3)2(aq) + HCl(aq) = PbCl2 + H(NO3)(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2 + 2 H(NO3)(aq)
CH3OCH2CH2Br + NaCN = CH3OCH2CH2CN + NaBr =>
CH3OCH2CH2Br + NaCN = CH3OCH2CH2CN + NaBr
Au{3} + Fe = Au + Fe{2} =>
2 Au{3} + 3 Fe = 2 Au + 3 Fe{2}
K2Cr2O7 + H2SO4 + CH3CH2OH = CH3CHO + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = 3 CH3CHO + K2SO4 + Cr2(SO4)3 + 7 H2O
CrO42{-}(aq) + S2{-}(aq) + H2O(l) = Cr(OH)3(s) + S(s) + OH{-}(aq) =>
CrO42{-}(aq) + 80 S2{-}(aq) + 42 H2O(l) = Cr(OH)3(s) + 160 S(s) + 81 OH{-}(aq)
CoS + S = CoS2 =>
CoS + S = CoS2
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Équations équilibrées sur01/27/25
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