| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 2 HNO3 = CO2 + Ca(NO3)2 + H2O
Cr2O7 + ClO = Cr + ClO3 =>
2 Cr2O7 + 7 ClO = 4 Cr + 7 ClO3
ClF2 + O2 = ClO + F2 =>
2 ClF2 + O2 = 2 ClO + 2 F2
K2S = K + S =>
K2S = 2 K + S
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
K2S = K2 + S =>
K2S = K2 + S
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
CuO + Sb2O5 = Cu5SbO6 + O2 =>
20 CuO + 2 Sb2O5 = 4 Cu5SbO6 + 3 O2
RCOOR + NaOH = RCOONa + ROH =>
RCOOR + NaOH = RCOONa + ROH
Al(OH)3 + HF = AlF3 + H2O =>
Al(OH)3 + 3 HF = AlF3 + 3 H2O
NaCl + K2Cr2O7 + H2SO4 = CrO2Cl2 + KHSO4 + NaHSO4 + H2O =>
4 NaCl + K2Cr2O7 + 6 H2SO4 = 2 CrO2Cl2 + 2 KHSO4 + 4 NaHSO4 + 3 H2O
NH3 + Fe(NO3)3 + H2O = Fe(OH)3 + NH4NO3 =>
3 NH3 + Fe(NO3)3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
CrBr3 + Na2CO3 + H2O = Cr(OH)3 + NaBr + CO2 =>
2 CrBr3 + 3 Na2CO3 + 3 H2O = 2 Cr(OH)3 + 6 NaBr + 3 CO2
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2 =>
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2
H2SO4 + NaH2CO3 = Na2SO4 + CO2 + H2O + H2 =>
H2SO4 + 2 NaH2CO3 = Na2SO4 + 2 CO2 + 2 H2O + H2
HI + K2CO3 = H2CO3 + KI =>
2 HI + K2CO3 = H2CO3 + 2 KI
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaSO3 + NaOH = CaOH + NaSO3 =>
CaSO3 + NaOH = CaOH + NaSO3
MnSO4 + H3PO4 = MnHPO4 + H2SO4 =>
MnSO4 + H3PO4 = MnHPO4 + H2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NBr3 + O2 = N2O3 + Br2 =>
4 NBr3 + 3 O2 = 2 N2O3 + 6 Br2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
AuCl + S2O3{2-} + OH{-} = Au2S + SO4{2-} + H{+} + Cl{-} =>
2 AuCl + S2O3{2-} + OH{-} = Au2S + SO4{2-} + H{+} + 2 Cl{-}
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Zn + N2SO4 = ZnSO4 + N2 =>
Zn + N2SO4 = ZnSO4 + N2
CO2 + H2O + N2 = C5H5N + O2 =>
20 CO2 + 10 H2O + 2 N2 = 4 C5H5N + 25 O2
CaCO3 + H2SiO3 = CaSiO3 + H2O + CO2 =>
CaCO3 + H2SiO3 = CaSiO3 + H2O + CO2
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq) =>
AgNO3(aq) + NaS2(aq) = AgS2(s) + NaNO3(aq)
ZnCl2 + Na2CO3 = NaCl + ZnCO3 =>
ZnCl2 + Na2CO3 = 2 NaCl + ZnCO3
Ta2O5 + HF = H2[TaF7] + H2O =>
Ta2O5 + 14 HF = 2 H2[TaF7] + 5 H2O
Na4H20P2O17 + NaBF4 = BP + F2 + H2O + NaF + O2 =>
2 Na4H20P2O17 + 4 NaBF4 = 4 BP + 2 F2 + 20 H2O + 12 NaF + 7 O2
CsCl + Ca = CaCl2 + Cs =>
2 CsCl + Ca = CaCl2 + 2 Cs
K3(Po4) + NaOH = K3OH + Na(Po4) =>
K3(Po4) + NaOH = K3OH + Na(Po4)
CaCo3 + NaNo3 = Ca(No3)2 + Na2Co3 =>
CaCo3 + 2 NaNo3 = Ca(No3)2 + Na2Co3
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
Tl2O3 = Tl2OO2 =>
Tl2O3 = Tl2OO2
MgSO4(aq) + SrCl2(aq) = SrSO4(s) + MgCl2(aq) =>
MgSO4(aq) + SrCl2(aq) = SrSO4(s) + MgCl2(aq)
Fe + Na2Cr2O7 + HCl = FeCl3 + CrCl3 + NaCl + H2O =>
2 Fe + Na2Cr2O7 + 14 HCl = 2 FeCl3 + 2 CrCl3 + 2 NaCl + 7 H2O
P2O5 + H2O(l) = H3PO4(aq) =>
P2O5 + 3 H2O(l) = 2 H3PO4(aq)
Al2CO3(s) = Al(s) + C(s) + O2(g) =>
2 Al2CO3(s) = 4 Al(s) + 2 C(s) + 3 O2(g)
C8H16O2(s) + O2(g) = CO2(g) + H2O(g) =>
C8H16O2(s) + 11 O2(g) = 8 CO2(g) + 8 H2O(g)
MgSO4 + K2CO3 = MgCO3 + SO4K2 =>
MgSO4 + K2CO3 = MgCO3 + SO4K2
N3O9C3H5 = CO2 + N2 + O2 + H2O =>
4 N3O9C3H5 = 12 CO2 + 6 N2 + O2 + 10 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb + S = PbS =>
Pb + S = PbS
NO + H2O = HNO3 + N2O =>
8 NO + H2O = 2 HNO3 + 3 N2O
AgNO3 + BrNa = NaNO3 + AgBr =>
AgNO3 + BrNa = NaNO3 + AgBr
CO3{-2} + Ba{+2} = BaCO3 =>
CO3{-2} + Ba{+2} = BaCO3
HClO4 + Pt(OH)4 = Pt(ClO4)4 + H2O =>
4 HClO4 + Pt(OH)4 = Pt(ClO4)4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/12/24
Équations équilibrées sur11/11/23
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