| Équations équilibrées la veille |
2 Zn + Cu(NO2)2 = 2 Zn(NO2) + Cu
NaOCl + HCl = HClO + NaCl =>
NaOCl + HCl = HClO + NaCl
Ca + CuCl2 = Cu + Ca(Cl2)2 =>
Ca + 2 CuCl2 = 2 Cu + Ca(Cl2)2
Al2S3 + H2O = Al[OH]3 + H2S =>
Al2S3 + 6 H2O = 2 Al[OH]3 + 3 H2S
CuCO2 = CuO + (CO)2 =>
2 CuCO2 = 2 CuO + (CO)2
CH2(OH)CH2OH + Na = CH2(ONa)CH2(ONa) + H2 =>
CH2(OH)CH2OH + 2 Na = CH2(ONa)CH2(ONa) + H2
BaO + Al(NO3)3 = Ba(NO3)2 + Al2O3 =>
3 BaO + 2 Al(NO3)3 = 3 Ba(NO3)2 + Al2O3
HClO + HCl = H2O + Cl =>
HClO + HCl = H2O + 2 Cl
Cu + NHO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 NHO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuO + Cr = Cr2O3 + Cu =>
3 CuO + 2 Cr = Cr2O3 + 3 Cu
Cu2O + NH3*H2O = [Cu(NH3)2]OH + H2O =>
Cu2O + 4 NH3*H2O = 2[Cu(NH3)2]OH + 3 H2O
Au2O3 + H = Au + H2O =>
Au2O3 + 6 H = 2 Au + 3 H2O
Mg + FeN = Mg3N2 + Fe =>
3 Mg + 2 FeN = Mg3N2 + 2 Fe
BiCl3 + Cu(NO3)2 = Bi(NO3)3 + CuCl2 =>
2 BiCl3 + 3 Cu(NO3)2 = 2 Bi(NO3)3 + 3 CuCl2
SiCl4 + NaOH = Si(ONa)4 + HCl =>
SiCl4 + 4 NaOH = Si(ONa)4 + 4 HCl
CaO + HCN = Ca(CN)2 + H2O =>
CaO + 2 HCN = Ca(CN)2 + H2O
PbOH + H3PO4 = Pb3PO4 + H2O =>
3 PbOH + H3PO4 = Pb3PO4 + 3 H2O
C2H3COOH + NaOH = CH3COONa + H2O =>
2 C2H3COOH + 3 NaOH = 3 CH3COONa + H2O
KOH + C2H5ClO = KCl + H2O + C2H4O =>
KOH + C2H5ClO = KCl + H2O + C2H4O
Na2SO4 + BaCl2 + HNO3 = BaSO4 + HCl + NaNO3 =>
Na2SO4 + BaCl2 + 2 HNO3 = BaSO4 + 2 HCl + 2 NaNO3
BeS + F2 = BeF2 + S =>
BeS + F2 = BeF2 + S
C2H6O2 + O2 = CH2O + H2O =>
2 C2H6O2 + O2 = 4 CH2O + 2 H2O
Na2S2O3(aq) + HNO3(aq) = SO2(g) + S(s) + H2O(l) + NaNO3(aq) =>
Na2S2O3(aq) + 2 HNO3(aq) = SO2(g) + S(s) + H2O(l) + 2 NaNO3(aq)
Ba(NO3)2 + H2S04 = BaS04 + HNO3 =>
Ba(NO3)2 + H2S04 = BaS04 + 2 HNO3
Pb(NO4)2 + KI = PbI + K(NO4)2 =>
Pb(NO4)2 + KI = PbI + K(NO4)2
Al2(SO4)3 + Ba = BaSO4 + Al =>
Al2(SO4)3 + 3 Ba = 3 BaSO4 + 2 Al
Co3O4 + H2SO4 + NaNO2 = CoSO4 + NaNO3 + H2O =>
Co3O4 + 3 H2SO4 + NaNO2 = 3 CoSO4 + NaNO3 + 3 H2O
S2O8{-2} + I{-} = SO4{2-} + I2 =>
S2O8{-2} + 2 I{-} = 2 SO4{2-} + I2
Ba + CI2 = BaCI2 =>
Ba + CI2 = BaCI2
H2SO4 + K2Cr2O7 + C9H10 = Cr2(SO4)3 + H2O + C7H6O2 + K2SO4 =>
104 H2SO4 + 26 K2Cr2O7 + 21 C9H10 = 26 Cr2(SO4)3 + 128 H2O + 27 C7H6O2 + 26 K2SO4
La + F = LaF3 =>
La + 3 F = LaF3
C12H26 + H2O = CO2 + H =>
C12H26 + 24 H2O = 12 CO2 + 74 H
CH3H8 + O2 = CO2 + H2O =>
4 CH3H8 + 15 O2 = 4 CO2 + 22 H2O
H3PO2 + Ag = Ag3PO2 + H2 =>
2 H3PO2 + 6 Ag = 2 Ag3PO2 + 3 H2
Mg(NO3)2 + Na(CO3) = Mg(CO3) + Na(NO3)2 =>
Mg(NO3)2 + Na(CO3) = Mg(CO3) + Na(NO3)2
Ar + H2O = ArOH + H2 =>
2 Ar + 2 H2O = 2 ArOH + H2
CuO + V2O5 = Cu5V2O10 =>
5 CuO + V2O5 = Cu5V2O10
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
PCl5 + SnO2 = SnCl4 + P4O10 =>
4 PCl5 + 5 SnO2 = 5 SnCl4 + P4O10
MnO4{-)+SO3{2-}+H2O{+} = MnO2+SO4{2-}+OH{-} =>
3 MnO4{-)+5SO3{2-}+H2O{+} = 3 MnO2+5SO4{2-}+2OH{-}
AgNO3 + IK = AgI + KNO3 =>
AgNO3 + IK = AgI + KNO3
K2Cr2O7(ac) + HCl(ac) = KCl(ac) + CrCl3(ac) + Cl2(g) + H2O(l) =>
K2Cr2O7(ac) + 14 HCl(ac) = 2 KCl(ac) + 2 CrCl3(ac) + 3 Cl2(g) + 7 H2O(l)
NaO + Ba = Na + BaO =>
NaO + Ba = Na + BaO
C6H5CO2CH3 + NaOH = NaC7H5O2 + CH3OH =>
C6H5CO2CH3 + NaOH = NaC7H5O2 + CH3OH
Fe(NO3)3 + NaNO2 = Fe(NO2)3 + NaNO3 =>
Fe(NO3)3 + 3 NaNO2 = Fe(NO2)3 + 3 NaNO3
HNO2 = HNO + HNO3 =>
2 HNO2 = HNO + HNO3
Al2S3 + CH3COOH = (CH3COO)3Al + H2S =>
Al2S3 + 6 CH3COOH = 2(CH3COO)3Al + 3 H2S
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq) =>
HNO3(aq) + NaOH(s) = H2O(l) + NaNO3(aq)
H3PO3 + CaCl2 = H3Cl2 + CaPO3 =>
H3PO3 + CaCl2 = H3Cl2 + CaPO3
SiH4*CH4 + H2O2 = CO2 + H2O + SiO2 =>
SiH4*CH4 + 8 H2O2 = CO2 + 12 H2O + SiO2
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Équations équilibrées sur10/30/24
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