| Équations équilibrées la veille |
CrCl2 + Cu = CuCl2 + Cr
M2CO3 + BaCl2 = BaCO3 + MCl =>
M2CO3 + BaCl2 = BaCO3 + 2 MCl
C4H8 + Br2 = C4H6Br + H2 =>
2 C4H8 + Br2 = 2 C4H6Br + 2 H2
CaO2 + H(OH) = Ca(OH)2 + HO2 =>
3 CaO2 + 4 H(OH) = 3 Ca(OH)2 + 2 HO2
Ba(OH2) + HNO3 = H2O + BaNO3 + H =>
Ba(OH2) + HNO3 = H2O + BaNO3 + H
Sn + Se05 + S05 = Sn100Se50S50 =>
100 Sn + 10 Se05 + 10 S05 = Sn100Se50S50
NaHCO3 + FeCl2 = NaCl + Fe(OH)2 + CO2 =>
2 NaHCO3 + FeCl2 = 2 NaCl + Fe(OH)2 + 2 CO2
NH3 + CoCl2 = [Co(NH3)] + Cl =>
NH3 + CoCl2 = [Co(NH3)] + 2 Cl
Pb(NO3)2 + CoSO4 = Pb(SO4) + Co(NO3)2 =>
Pb(NO3)2 + CoSO4 = Pb(SO4) + Co(NO3)2
K(s) + H2(g) = KH(s) =>
2 K(s) + H2(g) = 2 KH(s)
Cu(NO3)2*3H2O = NO2 + CuO + O2 + H2O =>
2 Cu(NO3)2*3H2O = 4 NO2 + 2 CuO + O2 + 6 H2O
H2OCH3OH + O2 = CO2 + H2O =>
2 H2OCH3OH + 3 O2 = 2 CO2 + 6 H2O
KBr + H3BO3 = K3BO3 + HBr =>
3 KBr + H3BO3 = K3BO3 + 3 HBr
HNO3 + I2 = HIO4 + N2O + H2O =>
14 HNO3 + 4 I2 = 8 HIO4 + 7 N2O + 3 H2O
CaCl2 + Cu(NO3)2 = Ca(NO3)2 + CuCl2 =>
CaCl2 + Cu(NO3)2 = Ca(NO3)2 + CuCl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuO + H3O{+} = Cu{+2} + H2O =>
CuO + 2 H3O{+} = Cu{+2} + 3 H2O
K(s) + Cl2(g) = KCl(s) =>
2 K(s) + Cl2(g) = 2 KCl(s)
H3PO4 + CaF2 = HF + Ca3(PO4)2 =>
2 H3PO4 + 3 CaF2 = 6 HF + Ca3(PO4)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Pb(OH)4 + Cu2O = Pb + O2 + CuOH =>
Pb(OH)4 + 2 Cu2O = Pb + O2 + 4 CuOH
HI + KMnO4 = KI + MnI2 + I2 + H2O =>
16 HI + 2 KMnO4 = 2 KI + 2 MnI2 + 5 I2 + 8 H2O
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
C19H15OMgBrH3O = C19H16OMgBrH2O =>
C19H15OMgBrH3O = C19H16OMgBrH2O
K2CrO7 + SN + HCl = CrCl3 + SNCl4 + KCl + H2O =>
4 K2CrO7 + 9 SN + 56 HCl = 4 CrCl3 + 9 SNCl4 + 8 KCl + 28 H2O
La(NO3)3 + Mn(NO3)3 + C6H8O7 = LaMnO3 + N2 + CO2 + H2O =>
3 La(NO3)3 + 3 Mn(NO3)3 + 5 C6H8O7 = 3 LaMnO3 + 9 N2 + 30 CO2 + 20 H2O
AgN3O + NaCl = AgCl + NaN3O =>
AgN3O + NaCl = AgCl + NaN3O
NH + F2 = NH4F + NF3 =>
4 NH + 5 F2 = NH4F + 3 NF3
CH4 + O2 + NH3 = C2H3(CN) + H2O =>
3 CH4 + 3 O2 + NH3 = C2H3(CN) + 6 H2O
Zn + Cu(ClO)2 = ZnClO + Cu =>
2 Zn + Cu(ClO)2 = 2 ZnClO + Cu
Al2 = Al1 =>
Al2 = 2 Al1
CaOH2Co3 = CaCo3H2O =>
CaOH2Co3 = CaCo3H2O
CuSO4(aq) + NaOH(aq) = Cu(OH)2(p) + Na2SO4(aq) =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2(p) + Na2SO4(aq)
Fe(ClO3)3 + CuCrO4 = Fe2(CrO4)3 + Cu(ClO3)2 =>
2 Fe(ClO3)3 + 3 CuCrO4 = Fe2(CrO4)3 + 3 Cu(ClO3)2
Fe + OH = FeOOH + H2O =>
Fe + 3 OH = FeOOH + H2O
Fe(OH)3 + LiOH = Fe(OH)2 + Li(OH)2 =>
Fe(OH)3 + LiOH = Fe(OH)2 + Li(OH)2
EuS + O2 = Eu2O2SO4 + SO2 =>
2 EuS + 4 O2 = Eu2O2SO4 + SO2
KOH(aq) + NiSO4(aq) = KSO4(s) + Ni(OH)(aq) =>
KOH(aq) + NiSO4(aq) = KSO4(s) + Ni(OH)(aq)
C7H6O3 + NaHCO3 = C7H5NaO3 + CO2 + H2O =>
C7H6O3 + NaHCO3 = C7H5NaO3 + CO2 + H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
H2O + PbO2 + Mn{2+} = Pb{2+} + OH{-} + MnO4{-} =>
2 H2O + 5 PbO2 + 2 Mn{2+} = 5 Pb{2+} + 4 OH{-} + 2 MnO4{-}
Al2(SO4)3 + BaCl2 = Al(Cl)3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 Al(Cl)3 + 3 BaSO4
HCl + NaHCO3 = NaCl + H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2O + CO2
CH4(g) + S8(s) = CH2S(g) + H2S(g) =>
4 CH4(g) + S8(s) = 4 CH2S(g) + 4 H2S(g)
ReF6 + H2O = H{+} + ReO4{-} + ReO2 + F{-} =>
3 ReF6 + 10 H2O = 20 H{+} + 2 ReO4{-} + ReO2 + 18 F{-}
BaCl2 + K3PO4 = Ba3(PO4)2 + K + Cl =>
3 BaCl2 + 2 K3PO4 = Ba3(PO4)2 + 6 K + 6 Cl
K2CO3 + Li = K + LiCO3 =>
K2CO3 + Li = 2 K + LiCO3
C6H12 + HNO3 = C4H8(COOH)2 + NO + H2O =>
3 C6H12 + 10 HNO3 = 3 C4H8(COOH)2 + 10 NO + 8 H2O
[Cu(H2O)6]{2+} + NH3 = [Cu(NH3)4]{2+} + H2O =>
[Cu(H2O)6]{2+} + 4 NH3 = [Cu(NH3)4]{2+} + 6 H2O
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Équations équilibrées sur12/20/24
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