| Équations équilibrées la veille |
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K2FeO4 + H2S + H2O = Fe(OH)3 + S + KOH =>
2 K2FeO4 + 3 H2S + 2 H2O = 2 Fe(OH)3 + 3 S + 4 KOH
CH3CH2CHCH2 + HCl = CH3CH2CHClCH3 =>
CH3CH2CHCH2 + HCl = CH3CH2CHClCH3
Cu2 + AuNO3 = Au + Cu(NO3)2 =>
Cu2 + 4 AuNO3 = 4 Au + 2 Cu(NO3)2
C3H7O2N + O2 = CO2 + H2O + CO(NH2)2 =>
2 C3H7O2N + 6 O2 = 5 CO2 + 5 H2O + CO(NH2)2
Na2S2O3 + Cl2 + H2O = NaHSO4(aq) + HCl(aq) =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4(aq) + 8 HCl(aq)
CaCO3 + HCl = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3 + 2 HCl = H2O(l) + CO2(g) + CaCl2(aq)
AsS2 + HNO3 + H2O = H3AsO4 + S + NO =>
3 AsS2 + 5 HNO3 + 2 H2O = 3 H3AsO4 + 6 S + 5 NO
Ca(s) + O(g) = CaO =>
Ca(s) + O(g) = CaO
CH3CH2CH2NH2 + H2O = H3O + CH3CH2CH2NH =>
CH3CH2CH2NH2 + H2O = H3O + CH3CH2CH2NH
(H{+}) + (NO3{-}) = HNO3 =>
(H{+}) + (NO3{-}) = HNO3
CoCl3 + NH3 + H2O = [Co(NH3)5H2O]Cl3 =>
CoCl3 + 5 NH3 + H2O = [Co(NH3)5H2O]Cl3
Fe(OH)3 + CaO = Fe2O3 + Ca(OH)2 =>
2 Fe(OH)3 + 3 CaO = Fe2O3 + 3 Ca(OH)2
Na + PtCl4 = NaCl + Pt =>
4 Na + PtCl4 = 4 NaCl + Pt
Potassiumhydroxide + ammoniumsulfate = potassiumsulfate + ammoniumhydroxide =>
2 KOH + (NH4)2SO4 = K2SO4 + 2 NH4OH
CH2O + I2 + OH{-} = HCO2{-} + I{-} + H2O =>
CH2O + I2 + 3 OH{-} = HCO2{-} + 2 I{-} + 2 H2O
C6H5NHC6H4NO + H2 = C6H5NHC6H4NH2 + H2O =>
C6H5NHC6H4NO + 2 H2 = C6H5NHC6H4NH2 + H2O
CuO2 + SO2 = CuSO4 =>
CuO2 + SO2 = CuSO4
HNO3 + I2 + H2O = NO + HIO =>
2 HNO3 + 3 I2 + 2 H2O = 2 NO + 6 HIO
Mg2 + SiO2 = MgO + Si =>
Mg2 + SiO2 = 2 MgO + Si
Ag + I = AgI =>
Ag + I = AgI
Na{+} + HC3H5O3 = H{+} + NaC3H5O3 =>
Na{+} + HC3H5O3 = H{+} + NaC3H5O3
NH4VO3 + H2SO4 + H2O2 = HVO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + H2SO4 + 2 H2O2 = 2 HVO4 + (NH4)2SO4 + 2 H2O
HCN + S = HCNS =>
HCN + S = HCNS
CH3CHO + (Cu(NH3)4)(OH)2 = CH3COOH + Cu2O + H2O + NH3 =>
CH3CHO + 2(Cu(NH3)4)(OH)2 = CH3COOH + Cu2O + 2 H2O + 8 NH3
Na2CO3 + MgCl2*6H2O = NaCl + MgCO3 + H2O =>
Na2CO3 + MgCl2*6H2O = 2 NaCl + MgCO3 + 6 H2O
C6H5NO2 + H2S = C6H5NH2 + S + H2O =>
C6H5NO2 + 3 H2S = C6H5NH2 + 3 S + 2 H2O
Fe2 + SiO2 = SiFe + O2 =>
Fe2 + 2 SiO2 = 2 SiFe + 2 O2
Zn + Co(NO3)2 = Zn(NO3)2 + Co =>
Zn + Co(NO3)2 = Zn(NO3)2 + Co
ZnSO4 + RbOH = Rb2SO4 + Zn(OH)2 =>
ZnSO4 + 2 RbOH = Rb2SO4 + Zn(OH)2
FeCl3(aq) + Pb(NO3)2(aq) = Fe(NO3)3(aq) + PbCl2(s) =>
2 FeCl3(aq) + 3 Pb(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 PbCl2(s)
GeI2 + H2O = GeO2 + I2 + H2 =>
GeI2 + 2 H2O = GeO2 + I2 + 2 H2
ClO3{-} + As2S3 + H2O = Cl{-} + AsO4{-3} + SO4{-2} + H{+} =>
14 ClO3{-} + 3 As2S3 + 18 H2O = 14 Cl{-} + 6 AsO4{-3} + 9 SO4{-2} + 36 H{+}
BaS(aq) + HCl(aq) = H2S(g) + BaCl2(aq) =>
BaS(aq) + 2 HCl(aq) = H2S(g) + BaCl2(aq)
CuSO4 + Fe3O4 = CuO + FeSO4 + Fe2(SO4)3 =>
4 CuSO4 + Fe3O4 = 4 CuO + FeSO4 + Fe2(SO4)3
Zn(HCO3)2(s) = ZnCO3 + H2O + CO2 =>
Zn(HCO3)2(s) = ZnCO3 + H2O + CO2
K2SO4 + PbO = PbSO4 + K2O =>
K2SO4 + PbO = PbSO4 + K2O
Cr2O7{-2} + H3O{+} + Br{-} = Br2 + H2O + Cr{3+} =>
Cr2O7{-2} + 14 H3O{+} + 6 Br{-} = 3 Br2 + 21 H2O + 2 Cr{3+}
Te + Cl2 = TeCl =>
2 Te + Cl2 = 2 TeCl
AlPO4 + OH{-} = Al(OH)4{-} + PO4{3-} =>
AlPO4 + 4 OH{-} = Al(OH)4{-} + PO4{3-}
H3PO4 + KCl = K3PO4 + HCl =>
H3PO4 + 3 KCl = K3PO4 + 3 HCl
CH3CH2CHCH2 + HCl = CH3CH2CHClCH3 =>
CH3CH2CHCH2 + HCl = CH3CH2CHClCH3
LiOH + Na2CO3 = Li2CO3 + NaOH =>
2 LiOH + Na2CO3 = Li2CO3 + 2 NaOH
C8H16(l) + O2 = CO2 + H2O =>
C8H16(l) + 12 O2 = 8 CO2 + 8 H2O
CO2(g) + H2O(l) = O2(g) + C6H12O6 =>
6 CO2(g) + 6 H2O(l) = 6 O2(g) + C6H12O6
Cu(NO3)2 + Co(NO3)2 + Mg(NO3)2 + Zn(NO3)2 + Ni(NO3)2 + C6H8O7 = (CuCoMgNiZn)O5 + CO2 + H2O + N2 =>
9 Cu(NO3)2 + 9 Co(NO3)2 + 9 Mg(NO3)2 + 9 Zn(NO3)2 + 9 Ni(NO3)2 + 25 C6H8O7 = 9(CuCoMgNiZn)O5 + 150 CO2 + 100 H2O + 45 N2
NaI + NaHSO4 = Na2SO4 + HI =>
NaI + NaHSO4 = Na2SO4 + HI
ZnCl2 + H = Zn + HCl =>
ZnCl2 + 2 H = Zn + 2 HCl
Zn(NO3)2 + NH4SCN = Zn(SCN)2 + NH4NO3 =>
Zn(NO3)2 + 2 NH4SCN = Zn(SCN)2 + 2 NH4NO3
C9H20(s) + O2 = CO2 + H2O =>
C9H20(s) + 14 O2 = 9 CO2 + 10 H2O
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Équations équilibrées sur10/30/24
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