| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(SO4)3 + 3 Li2CO3 = Fe2(CO3)3 + 3 Li2SO4
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
H + HCOO = HCOOH =>
H + HCOO = HCOOH
NH3(aq) + O2(g) = HNO3(aq) + H2O =>
NH3(aq) + 2 O2(g) = HNO3(aq) + H2O
CH3COONH4 + BaCl2 = (CH3COO)2Ba + NH4Cl =>
2 CH3COONH4 + BaCl2 = (CH3COO)2Ba + 2 NH4Cl
MgS + Be3P2 = Mg3P2 + BeS =>
3 MgS + Be3P2 = Mg3P2 + 3 BeS
C3H5 + O2 = CO2 + H2O =>
4 C3H5 + 17 O2 = 12 CO2 + 10 H2O
VO2{+} + Sn{+2} + H{+} = VO{2+} + Sn{+4} + H2O =>
2 VO2{+} + Sn{+2} + 4 H{+} = 2 VO{2+} + Sn{+4} + 2 H2O
Y(NO3)3 + Al(NO3)3 + C6H8O7 = Y3Al5O12 + CO2 + H2O + N2 =>
9 Y(NO3)3 + 15 Al(NO3)3 + 20 C6H8O7 = 3 Y3Al5O12 + 120 CO2 + 80 H2O + 36 N2
KIO3 + H2SO3 = H2O + H2SO4 + I2 + KHSO4 =>
2 KIO3 + 5 H2SO3 = H2O + 3 H2SO4 + I2 + 2 KHSO4
Na + H4O = Na4OH + H4 =>
16 Na + 4 H4O = 4 Na4OH + 3 H4
C2H4O + H = C2H6O =>
C2H4O + 2 H = C2H6O
COF2(g) + NH3(g) = NH4F + CO(NH2)2 =>
COF2(g) + 4 NH3(g) = 2 NH4F + CO(NH2)2
BrO3 + N2H4 = Br2 + N2 + H2O =>
2 BrO3 + 3 N2H4 = Br2 + 3 N2 + 6 H2O
Na(OH) + CaBr2 = Ca(OH)2 + NaBr =>
2 Na(OH) + CaBr2 = Ca(OH)2 + 2 NaBr
K2CO3 + HCI = CO2 + KCI + H2O =>
K2CO3 + 2 HCI = CO2 + 2 KCI + H2O
H2SiO3 + Ca(HCO3)2 = CaSiO3 + CO2 + H2O =>
H2SiO3 + Ca(HCO3)2 = CaSiO3 + 2 CO2 + 2 H2O
Bi2O3 + K(OH) + K(ClO) = K(BiO3) + KCl + H2O =>
Bi2O3 + 2 K(OH) + 2 K(ClO) = 2 K(BiO3) + 2 KCl + H2O
SiO2 + Mg = MgO + Si =>
SiO2 + 2 Mg = 2 MgO + Si
Ag + P = AgP =>
Ag + P = AgP
CaCO3 + SnO + O = CaSnO3 + CO2 =>
CaCO3 + SnO + O = CaSnO3 + CO2
G4M8 + T2 = GT2 + M2T =>
G4M8 + 6 T2 = 4 GT2 + 4 M2T
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na(s) + Cl(g) = NaCl =>
Na(s) + Cl(g) = NaCl
I2O + NaOH = NaIO + H2O =>
I2O + 2 NaOH = 2 NaIO + H2O
SO4{2-} + H2O + I{-} = SO3{2-} + OH{-} + I2 =>
SO4{2-} + H2O + 2 I{-} = SO3{2-} + 2 OH{-} + I2
As2Se3 + HNO3 + H2O = H3AsO4 + H2SeO4 + NO =>
3 As2Se3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SeO4 + 28 NO
Zn3N2 + P3N5 + HPN2 = ZnH2P4N8 =>
Zn3N2 + 2 P3N5 + 6 HPN2 = 3 ZnH2P4N8
Al2O3 + CH4 = Al + CO + H2 =>
Al2O3 + 3 CH4 = 2 Al + 3 CO + 6 H2
BF3 + Li2S = B2S3 + LiF =>
2 BF3 + 3 Li2S = B2S3 + 6 LiF
Fe(NO3)2 + C6H12O6 = H2O + CO2 + Fe3O4 + N2 =>
18 Fe(NO3)2 + 7 C6H12O6 = 42 H2O + 42 CO2 + 6 Fe3O4 + 18 N2
MnO2 + SbO = Mn + Sb2O5 =>
3 MnO2 + 4 SbO = 3 Mn + 2 Sb2O5
Fe(OH)3 + CH2O + H{+} = Fe{2+} + CO2 + H2O =>
4 Fe(OH)3 + CH2O + 8 H{+} = 4 Fe{2+} + CO2 + 11 H2O
NaHCO3(s) = Na2CO3(s) + H2O(l) + CO2(g) =>
2 NaHCO3(s) = Na2CO3(s) + H2O(l) + CO2(g)
Zn + KMnO4 + H2SO4 = MnSO4 + KSO4 + ZnO + H2O =>
2 Zn + KMnO4 + 2 H2SO4 = MnSO4 + KSO4 + 2 ZnO + 2 H2O
KBrO4(s) = KBr(s) + O2(g) =>
KBrO4(s) = KBr(s) + 2 O2(g)
Ca3(PO4)2 + Na3PO4 = Ca3PO4 + Na(PO4)2 =>
5 Ca3(PO4)2 + Na3PO4 = 5 Ca3PO4 + 3 Na(PO4)2
BaSO4 + H2CO3 = BaCO3 + H2SO4 =>
BaSO4 + H2CO3 = BaCO3 + H2SO4
Ag + P4 = AgP =>
4 Ag + P4 = 4 AgP
Zn(NO3)2(aq) + Na(s) = NaNO3(aq) + Zn(s) =>
Zn(NO3)2(aq) + 2 Na(s) = 2 NaNO3(aq) + Zn(s)
HgClO4 + Na2SO4 = Hg2SO4 + NaClO4 =>
2 HgClO4 + Na2SO4 = Hg2SO4 + 2 NaClO4
HS + H2O = H3O + S2 =>
2 HS + 2 H2O = 2 H3O + S2
Cr1 + PbCl2 = CrCl2 + Pb =>
Cr1 + PbCl2 = CrCl2 + Pb
Cr{3+} + Cr = Cr{2+} =>
2 Cr{3+} + Cr = 3 Cr{2+}
BaC4H6O4 + (NH4)2SO4 = BaSO4 + NH4C2H3O2 =>
BaC4H6O4 + (NH4)2SO4 = BaSO4 + 2 NH4C2H3O2
Li2O + NaNO2 = LiNO2 + Na2O =>
Li2O + 2 NaNO2 = 2 LiNO2 + Na2O
Na2CO3 + HCl = Na2CO3HCl =>
Na2CO3 + HCl = Na2CO3HCl
Ca + H3AsO4 = Ca3(AsO4)2 + As2O3 + H2O =>
6 Ca + 10 H3AsO4 = 2 Ca3(AsO4)2 + 3 As2O3 + 15 H2O
HClO(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO(aq) + 2 HBr(aq) = HCl(aq) + Br2(g) + H2O(l)
Fe2 + Au4 = FeAu =>
2 Fe2 + Au4 = 4 FeAu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/21/24
Équations équilibrées sur09/20/23
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