| Équations équilibrées la veille |
(COOH)2 = 2 CO2 + 2 H
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca2 + HCl2 = H2 + CaCl2 =>
Ca2 + 2 HCl2 = H2 + 2 CaCl2
Zn + H3PO4 = Zn3(P2O5)2 + H2O =>
3 Zn + 4 H3PO4 = Zn3(P2O5)2 + 6 H2O
CuS + NO3{-} + H{+} = Cu2{+} + S + NO + H2O =>
6 CuS + NO3{-} + 4 H{+} = 3 Cu2{+} + 6 S + NO + 2 H2O
NaBiO3 + HNO3 + MnSO4 = NaMnO4 + Bi(NO3)3 + NaNO3 + H2SO4 + H2O =>
5 NaBiO3 + 18 HNO3 + 2 MnSO4 = 2 NaMnO4 + 5 Bi(NO3)3 + 3 NaNO3 + 2 H2SO4 + 7 H2O
C2H3O2{-} + H{+} = HC2H3O2 =>
C2H3O2{-} + H{+} = HC2H3O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cr + K2O = K + CrO3 =>
Cr + 3 K2O = 6 K + CrO3
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Ag9O = Ag + O2 =>
2 Ag9O = 18 Ag + O2
C2H5NO2 + O3 + OH{-} = CO3{2-} + H2O + N2 =>
2 C2H5NO2 + 3 O3 + 8 OH{-} = 4 CO3{2-} + 9 H2O + N2
Br2 + NiI3 = Br3I2 + Ni =>
9 Br2 + 4 NiI3 = 6 Br3I2 + 4 Ni
Zn(CN)2 + Na = NaCN + Zn =>
Zn(CN)2 + 2 Na = 2 NaCN + Zn
HCOOC2H5 + Ag(NH3)2OH = Ag + CO2 + H2O + NH3 =>
HCOOC2H5 + 14 Ag(NH3)2OH = 14 Ag + 3 CO2 + 10 H2O + 28 NH3
NaClO + HCl + Fe(NH4)2SO4 = H2O + Fe(NH4)2Cl3 + H2SO4 + Na2SO4 =>
2 NaClO + 10 HCl + 4 Fe(NH4)2SO4 = 2 H2O + 4 Fe(NH4)2Cl3 + 3 H2SO4 + Na2SO4
HCl(aq) + Mg(s) = H(aq) + MgCl(aq) =>
HCl(aq) + Mg(s) = H(aq) + MgCl(aq)
K2Cr2O7 + KBr + H2SO4 = Br2 + KSO4 + Cr3SO4 + H2O =>
6 K2Cr2O7 + 26 KBr + 42 H2SO4 = 13 Br2 + 38 KSO4 + 4 Cr3SO4 + 42 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NH4Cl + HOH = HCl + NH4(OH) =>
NH4Cl + HOH = HCl + NH4(OH)
Fe + H2O = Fe3O4 + (H2) =>
3 Fe + 4 H2O = Fe3O4 + 4(H2)
K + Cu(OH)2 = KOH + Cu =>
2 K + Cu(OH)2 = 2 KOH + Cu
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + Na2(NO3)2 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 3 Na2(NO3)2
CH3COOH + O2 = (CH3COOH)2O3 =>
4 CH3COOH + 3 O2 = 2(CH3COOH)2O3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Co{+2} + NH4OH = Co(NH3)6{+2} + H2O =>
Co{+2} + 6 NH4OH = Co(NH3)6{+2} + 6 H2O
HCl + ZnCO3 = ZnCl2 + H2O + CO2 =>
2 HCl + ZnCO3 = ZnCl2 + H2O + CO2
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
HC2H3O2 + LiOH = H30 + H2O + LiC2O =>
30 HC2H3O2 + 30 LiOH = H30 + 60 H2O + 30 LiC2O
SO2 + KMnO4 + H2O = K2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
NaOH + Na2CO3 = NaCO3 + OHNa2 =>
NaOH + Na2CO3 = NaCO3 + OHNa2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Ni + S = NiS =>
Ni + S = NiS
KBr + Co(NO3)2 = KNO3 + CoBr2 =>
2 KBr + Co(NO3)2 = 2 KNO3 + CoBr2
BrO3 + Sb = BrSb + O3 =>
BrO3 + Sb = BrSb + O3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3CHCH2 + Cr2O7{-2} + H3O{+} = Cr{3+} + H2O + CH3CH(OH)CH2(OH) =>
3 CH3CHCH2 + Cr2O7{-2} + 8 H3O{+} = 2 Cr{3+} + 9 H2O + 3 CH3CH(OH)CH2(OH)
C2H5Br + KOH(aq) = KBr + H2O + C2H4 =>
C2H5Br + KOH(aq) = KBr + H2O + C2H4
Br2 + NH4OH = NH4Br + HBrO =>
Br2 + NH4OH = NH4Br + HBrO
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
SeO2 + H2O = H2SeO3 =>
SeO2 + H2O = H2SeO3
H3PO4 + SrClO3 = H3ClO3 + SrPO4 =>
H3PO4 + SrClO3 = H3ClO3 + SrPO4
Al(NO3)3 + H2SO3 = Al2(SO3)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO3 = Al2(SO3)3 + 6 HNO3
Cl2O3C3N3Na + H2O2 = O2 + HCl + NaN3C3O3H2 =>
Cl2O3C3N3Na + 2 H2O2 = 2 O2 + 2 HCl + NaN3C3O3H2
Zn + Cu(NO3)2 = ZnNO3 + Cu =>
2 Zn + Cu(NO3)2 = 2 ZnNO3 + Cu
AgL + Fe2(Co3)3 = FeL3 + Ag2Co3 =>
6 AgL + Fe2(Co3)3 = 2 FeL3 + 3 Ag2Co3
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
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Équations équilibrées sur01/27/25
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