| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
CaCO3 + HNo3 = Ca(No3)2 + CO2 + H2O =>
CaCO3 + 2 HNo3 = Ca(No3)2 + CO2 + H2O
H2 + O4 = H2O =>
4 H2 + O4 = 4 H2O
BaU2 + Na2SO4 = BaSO4 + NaU =>
BaU2 + Na2SO4 = BaSO4 + 2 NaU
Ag{+}(aq) + CrO4{2-}(aq) = Ag2CrO4(s) =>
2 Ag{+}(aq) + CrO4{2-}(aq) = Ag2CrO4(s)
AICI3 + NH4OH = NCI3 + AIOH5 =>
AICI3 + NH4OH = NCI3 + AIOH5
K2Cr2O7 + Hg + HCl = KCl + HgCl2 + Cr2Cl3 + H2O =>
2 K2Cr2O7 + 9 Hg + 28 HCl = 4 KCl + 9 HgCl2 + 2 Cr2Cl3 + 14 H2O
C4H9OSO3H = C4H8 + H2SO4 =>
C4H9OSO3H = C4H8 + H2SO4
N2 + Ba = N3Ba2 =>
3 N2 + 4 Ba = 2 N3Ba2
H8C7 + O2 = CO2 + H2O =>
H8C7 + 9 O2 = 7 CO2 + 4 H2O
C4H9OSO3H = C4H8 + H2SO4 =>
C4H9OSO3H = C4H8 + H2SO4
K2Cr2O7 + NO + H2SO4 = HNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 2 NO + 4 H2SO4 = 2 HNO3 + Cr2(SO4)3 + K2SO4 + 3 H2O
LiCr(NO3)3 = CrLi(NO3)3 =>
LiCr(NO3)3 = CrLi(NO3)3
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
H2TeO2 + Fe(OH)3 = Fe2(TeO2)3 + H2O =>
3 H2TeO2 + 2 Fe(OH)3 = Fe2(TeO2)3 + 6 H2O
Na + Cu{2+} = Na{+} + Cu =>
2 Na + Cu{2+} = 2 Na{+} + Cu
K2O + Ba(OH)2 = KOH + BaO =>
K2O + Ba(OH)2 = 2 KOH + BaO
Ca + HOH = CaOH + H =>
Ca + HOH = CaOH + H
NaCl + H2 = HCl + Na =>
2 NaCl + H2 = 2 HCl + 2 Na
Na2Cr2O7 + HCl + H2S = H2O + S + NaCl + CrCl3 =>
Na2Cr2O7 + 8 HCl + 3 H2S = 7 H2O + 3 S + 2 NaCl + 2 CrCl3
Cl2 + NiBr2 = Br + NiCl2 =>
Cl2 + NiBr2 = 2 Br + NiCl2
Na2CrO4 + NaCl + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + Cl2 =>
2 Na2CrO4 + 6 NaCl + 8 H2SO4 = 5 Na2SO4 + Cr2(SO4)3 + 8 H2O + 3 Cl2
HCOOH + NaOH = HCOONa + H2O =>
HCOOH + NaOH = HCOONa + H2O
Al2(SO4) + NH + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4) + 2 NH + 6 H2O = 2 Al(OH)3 + (NH4)2SO4
Co2O2 = CoO =>
Co2O2 = 2 CoO
Zn + HNO3(conc) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3(conc) = Zn(NO3)2 + 2 NO2 + 2 H2O
CH3CH2OH + HBr = CH3CH2CH2CH2Br + H2O =>
2 CH3CH2OH + HBr = CH3CH2CH2CH2Br + 2 H2O
SiCl4 + NH3 + H2O = NH4Cl + H2SiO3 =>
SiCl4 + 4 NH3 + 3 H2O = 4 NH4Cl + H2SiO3
C2H5OH + H2O = CH3COOH + H2 =>
C2H5OH + H2O = CH3COOH + 2 H2
Na2CO3 + AgNO3 = Ag2CO3 + NaNO3 =>
Na2CO3 + 2 AgNO3 = Ag2CO3 + 2 NaNO3
Na3PO4 + BaNO3 = Na2NO3 + Ba3(PO4)2 =>
2 Na3PO4 + 3 BaNO3 = 3 Na2NO3 + Ba3(PO4)2
KO + C = K + CO2 =>
2 KO + C = 2 K + CO2
Ca(OH)2 + Na3Po4 = NaOH + Ca3(Po4)2 =>
3 Ca(OH)2 + 2 Na3Po4 = 6 NaOH + Ca3(Po4)2
CH3COOH = H + CH3COO =>
CH3COOH = H + CH3COO
H2 + O4 = H2O =>
4 H2 + O4 = 4 H2O
(CH3)2N2H2(l) + N2O4(l) = N2(g) + H2O(g) + CO2(g) =>
(CH3)2N2H2(l) + 2 N2O4(l) = 3 N2(g) + 4 H2O(g) + 2 CO2(g)
Sn2Cl2 + HNO3 + HCl = SnCl4 + N2 + H2O =>
5 Sn2Cl2 + 6 HNO3 + 30 HCl = 10 SnCl4 + 3 N2 + 18 H2O
SiO2 + CaCl2 = CaO2 + SiCl2 =>
SiO2 + CaCl2 = CaO2 + SiCl2
SiO2 + NaCO3 = NaSiO3 + CO2 =>
SiO2 + NaCO3 = NaSiO3 + CO2
NiCl2 + O2 = Cl2O5 + NiO2 =>
2 NiCl2 + 7 O2 = 2 Cl2O5 + 2 NiO2
CuSO4 + Ni(OH)3 = Ni2(SO4)3 + Cu(OH)2 =>
3 CuSO4 + 2 Ni(OH)3 = Ni2(SO4)3 + 3 Cu(OH)2
Fe(OH)3 + CH3COOH = Fe{3+} + CH3COO{-} + H2O =>
Fe(OH)3 + 3 CH3COOH = Fe{3+} + 3 CH3COO{-} + 3 H2O
CaBr2 + HF = CaF2 + HBr =>
CaBr2 + 2 HF = CaF2 + 2 HBr
KOH + Al(OH)3 = K3(Al(OH)6) =>
3 KOH + Al(OH)3 = K3(Al(OH)6)
(NH4)2SO4 + Na2CO3 = Na2SO4 + (NH4)2CO3 =>
(NH4)2SO4 + Na2CO3 = Na2SO4 + (NH4)2CO3
N2 + Al = AlN =>
N2 + 2 Al = 2 AlN
Al + S = Al3S2 =>
3 Al + 2 S = Al3S2
CaCl2 + NaCo3 = CaCl2NaCo3 =>
CaCl2 + NaCo3 = CaCl2NaCo3
C3H3OH + [Ag(NH3)2]OH = AgC3H2OH + NH3 + H2O =>
C3H3OH + [Ag(NH3)2]OH = AgC3H2OH + 2 NH3 + H2O
C2H4 + KMnO4 + H2SO4 = CH2O2 + K2SO4 + MnSO4 + H2O =>
5 C2H4 + 8 KMnO4 + 12 H2SO4 = 10 CH2O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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