| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MgO + 5 C = 2 MgC2 + CO2
NaC2O4 + CaCl2 = CaC2O4 + NaCl2 =>
NaC2O4 + CaCl2 = CaC2O4 + NaCl2
AgNO3 + K2CO = Ag2CO3 + KNO2 =>
2 AgNO3 + K2CO = Ag2CO3 + 2 KNO2
UF6 + Br2 = UBr6 + F2 =>
UF6 + 3 Br2 = UBr6 + 3 F2
As + H2 = AsH5 =>
2 As + 5 H2 = 2 AsH5
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
UF6 + Br2 = UBr6 + F2 =>
UF6 + 3 Br2 = UBr6 + 3 F2
PrBa2Cu3O7 + HCl + P2I4 + P4 = Pr2O3 + CuCl2 + PH4I + Ba3PO4 + H2O =>
96 PrBa2Cu3O7 + 576 HCl + 2 P2I4 + 17 P4 = 48 Pr2O3 + 288 CuCl2 + 8 PH4I + 64 Ba3PO4 + 272 H2O
K2Cr2O7 + Na2SO4 = K2SO4 + Na2Cr2O7 =>
K2Cr2O7 + Na2SO4 = K2SO4 + Na2Cr2O7
UF6 + Br2 = UBr6 + F2 =>
UF6 + 3 Br2 = UBr6 + 3 F2
V{+2} + MnO4{-} + H{+} = Mn{+2} + H2O + VO2{+} =>
5 V{+2} + 3 MnO4{-} + 4 H{+} = 3 Mn{+2} + 2 H2O + 5 VO2{+}
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O =>
CH3CHOHCH3 + NaOH = CH3CHONaCH3 + H2O
NaSO3 + H2O = NaSO4 + H2 =>
NaSO3 + H2O = NaSO4 + H2
Cu(NO3)2 = CuO + NO2 + O2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Au(s) + H2SeO4(aq) = Au2(SeO4)3(aq) + H2SeO3(aq) + H2O(l) =>
2 Au(s) + 6 H2SeO4(aq) = Au2(SeO4)3(aq) + 3 H2SeO3(aq) + 3 H2O(l)
UF6 + Br2 = UBr6 + F2 =>
UF6 + 3 Br2 = UBr6 + 3 F2
PO2FOHCH3 + C3H6O3 = POOH2OCH3 + CO2 + CH3F =>
3 PO2FOHCH3 + 2 C3H6O3 = 3 POOH2OCH3 + 3 CO2 + 3 CH3F
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
KCl + Sr = SrCl + KSr =>
KCl + 2 Sr = SrCl + KSr
Sr3N2 + FeBr4 = SrBr2 + Fe3N4 =>
2 Sr3N2 + 3 FeBr4 = 6 SrBr2 + Fe3N4
UF6 + Br2 = UBr6 + F2 =>
UF6 + 3 Br2 = UBr6 + 3 F2
Fe{3+} + I{-} = Fe{2+} + I2 =>
2 Fe{3+} + 2 I{-} = 2 Fe{2+} + I2
BeI2 + Al(NO3)3 = Be(NO3)2 + AlI3 =>
3 BeI2 + 2 Al(NO3)3 = 3 Be(NO3)2 + 2 AlI3
CaCO3 + H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + CO2 + H2O =>
3 CaCO3 + 2 H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + 3 CO2 + H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Ca(HCO3)2 + H2O = Ca(OH)2 + H2CO3 =>
Ca(HCO3)2 + 2 H2O = Ca(OH)2 + 2 H2CO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NaClO + KBr = NaBr + KO + Cl =>
NaClO + KBr = NaBr + KO + Cl
Cl2 + H2O + S = H2SO4 + HCl =>
3 Cl2 + 4 H2O + S = H2SO4 + 6 HCl
C6H5NH3Cl + KOH = C6H5NH2 + KCl + H2O =>
C6H5NH3Cl + KOH = C6H5NH2 + KCl + H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Rb + NaOH = Na + RbOH =>
Rb + NaOH = Na + RbOH
KMnO4 + Fe(NO2)2 + H2O = MnO2 + HNO3 + Fe(OH)3 + KOH =>
5 KMnO4 + 3 Fe(NO2)2 + 10 H2O = 5 MnO2 + 6 HNO3 + 3 Fe(OH)3 + 5 KOH
Fe2(CO3)3(aq) + H2CrO4(aq) = Fe2(CrO4)3 + CO2 + H2O =>
Fe2(CO3)3(aq) + 3 H2CrO4(aq) = Fe2(CrO4)3 + 3 CO2 + 3 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
FeCl2 + Ag = AgCl + Fe =>
FeCl2 + 2 Ag = 2 AgCl + Fe
KCl + Sr = SrCl + KSr =>
KCl + 2 Sr = SrCl + KSr
Sb(OH)5 + HCl = HSbCl6 + H2O =>
Sb(OH)5 + 6 HCl = HSbCl6 + 5 H2O
C8H9NO2 + NaOH = C8H8NO2 + Na + H2O =>
C8H9NO2 + NaOH = C8H8NO2 + Na + H2O
Na3PO4 + Al(OH)3 = Na3(OH)3 + AlPO4 =>
Na3PO4 + Al(OH)3 = Na3(OH)3 + AlPO4
CaCO3 + H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + CO2 + H2O =>
3 CaCO3 + 2 H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + 3 CO2 + H2O
CrCl3 + NaOH = Cr2O3 + HCl + NaCl =>
2 CrCl3 + 3 NaOH = Cr2O3 + 3 HCl + 3 NaCl
Mn(NO3)4 = Mn2O3 + NO2 + O2 =>
4 Mn(NO3)4 = 2 Mn2O3 + 16 NO2 + 5 O2
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
CaCO3 + H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + CO2 + H2O =>
3 CaCO3 + 2 H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + 3 CO2 + H2O
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
CaCO3 + H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + CO2 + H2O =>
3 CaCO3 + 2 H8C6O7(H2O) = Ca3(C6H5O7)2(H2O)4 + 3 CO2 + H2O
Cs2S + AgNO3 = Ag2S + CsNO3 =>
Cs2S + 2 AgNO3 = Ag2S + 2 CsNO3
Na2HPO4 + HCl = H3PO4 + NaCl =>
Na2HPO4 + 2 HCl = H3PO4 + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/23
Équations équilibrées sur01/30/23
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