| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Dy + 3 F2 = 2 DyF3
Ba + HNO3 = Ba(NO3)2 + N2 + H2O =>
5 Ba + 12 HNO3 = 5 Ba(NO3)2 + N2 + 6 H2O
(NH4)2Cr2O7 + NaOH = Na2CrO4 + (NH4)2CrO4 + H2O =>
(NH4)2Cr2O7 + 2 NaOH = Na2CrO4 + (NH4)2CrO4 + H2O
CrCl3 + NH3 + H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4Cl
Ra + C = RaC2 =>
Ra + 2 C = RaC2
HCIO4 = H + CIO4 =>
HCIO4 = H + CIO4
NaAlO2 + HNO3 = NaOH + Al(NO3)3 + H2O =>
NaAlO2 + 3 HNO3 = NaOH + Al(NO3)3 + H2O
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + KClO4(aq) =>
2 HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + 2 KClO4(aq)
NaCl + MnO2 + H2SO4 = NaHSO4 + MnSO4 + Cl2 + H2O =>
2 NaCl + MnO2 + 3 H2SO4 = 2 NaHSO4 + MnSO4 + Cl2 + 2 H2O
MnO4{-} + OH{-} = MnO4{-2} + O2(g) + H2O =>
4 MnO4{-} + 4 OH{-} = 4 MnO4{-2} + O2(g) + 2 H2O
CHO = C + H + O =>
CHO = C + H + O
CrCl2 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
CrCl2 + 2 H2O2 + 4 NaOH = Na2CrO4 + 2 NaCl + 4 H2O
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
C6H12 + Cl2 = C6H10Cl2 + HCl =>
C6H12 + 2 Cl2 = C6H10Cl2 + 2 HCl
NaO + H2O = Na + OH =>
NaO + H2O = Na + 2 OH
HClO3 = ClO2 + O2 + H2O =>
4 HClO3 = 4 ClO2 + O2 + 2 H2O
Cr2O7{2-} + Cl2 + H{+} = Cr{3+} + ClO3{-} + H2O =>
5 Cr2O7{2-} + 3 Cl2 + 34 H{+} = 10 Cr{3+} + 6 ClO3{-} + 17 H2O
Ca(s) + HCl(g) = CaCl2(s) + H2(g) =>
Ca(s) + 2 HCl(g) = CaCl2(s) + H2(g)
C8H18 + O2N2 = CO2 + H2O + N2 =>
2 C8H18 + 25 O2N2 = 16 CO2 + 18 H2O + 25 N2
Al + KMnO4 + H2SO4 = KHSO4 + Al2(SO4)3 + MnSO4 + H2O =>
10 Al + 6 KMnO4 + 27 H2SO4 = 6 KHSO4 + 5 Al2(SO4)3 + 6 MnSO4 + 24 H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
C2 + H2O = CO2 + H2 =>
C2 + 4 H2O = 2 CO2 + 4 H2
CH2 + HCl = CH3CH2Cl =>
2 CH2 + HCl = CH3CH2Cl
C4H9SH(l) + O2(g) = CO2(g) + H2O(l) + SO2 =>
2 C4H9SH(l) + 15 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO2
NiCl2 + NH3 = NiNH3 + Cl =>
NiCl2 + NH3 = NiNH3 + 2 Cl
LiHCO3 = Li2CO3 + H2O + CO2 =>
2 LiHCO3 = Li2CO3 + H2O + CO2
KOH + NiCl2 = Ni(OH)2 + KCl =>
2 KOH + NiCl2 = Ni(OH)2 + 2 KCl
Mg{2+} + H2O = Mg(OH)2 + H{+} =>
Mg{2+} + 2 H2O = Mg(OH)2 + 2 H{+}
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Fe + BaCl2 = FeCl3 + Ba =>
2 Fe + 3 BaCl2 = 2 FeCl3 + 3 Ba
C4H9I + Na = C4H9 + NaI =>
C4H9I + Na = C4H9 + NaI
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHOHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
Sb2O3 + H2O = H4Sb2O5 =>
Sb2O3 + 2 H2O = H4Sb2O5
K2Cr2O7 + CuSO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + CuSO4 + H2O =>
K2Cr2O7 + 3 CuSO3 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 CuSO4 + 4 H2O
NH4 + NO3 = N2O + H2O =>
NH4 + NO3 = N2O + 2 H2O
H2O2(aq) + I{-}(aq) = H2O(l) + IO{-}(aq) =>
H2O2(aq) + I{-}(aq) = H2O(l) + IO{-}(aq)
LiOH + H3PO3 = LiH2PO3 + H2O =>
LiOH + H3PO3 = LiH2PO3 + H2O
HNO3 + H = N2 + H2O =>
2 HNO3 + 10 H = N2 + 6 H2O
CH3OH(l) + CO(g) = CH3CO2H(aq) =>
CH3OH(l) + CO(g) = CH3CO2H(aq)
Fe(OH)2 + Na2CO3 = FeCO3 + Na(OH) =>
Fe(OH)2 + Na2CO3 = FeCO3 + 2 Na(OH)
H2O + H2C2O4 = H3O{+} + C2O4{-2} =>
2 H2O + H2C2O4 = 2 H3O{+} + C2O4{-2}
Ag2SO4 + Cu = Ag + Cu2(SO4)2 =>
2 Ag2SO4 + 2 Cu = 4 Ag + Cu2(SO4)2
KNO3 + HOH = HNO3 + KOH =>
KNO3 + HOH = HNO3 + KOH
Na2CO3 + H2O = Na2O + H2CO3 =>
Na2CO3 + H2O = Na2O + H2CO3
Na + Cu(SO4) = Na(SO4) + Cu =>
Na + Cu(SO4) = Na(SO4) + Cu
Cu + HNO3 = Cu(NO3)2 + H2O + N3O =>
13 Cu + 32 HNO3 = 13 Cu(NO3)2 + 16 H2O + 2 N3O
C2H5OH + Hg(NO3)2 = Hg(ONC)2 + CO2 + H2O =>
4 C2H5OH + 3 Hg(NO3)2 = 3 Hg(ONC)2 + 2 CO2 + 12 H2O
Cu2CO3 = Cu2O + CO2 =>
Cu2CO3 = Cu2O + CO2
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O + CO2 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 7 H2O + 6 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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