| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4 + CO + 2 H2 = C5H12O
H3 + Cl = HCl =>
H3 + 3 Cl = 3 HCl
SiO2(s) + CaO(s) = CaSiO3 =>
SiO2(s) + CaO(s) = CaSiO3
C2H4 + CO + H2 = C3H8O =>
C2H4 + CO + 2 H2 = C3H8O
B + MoO3 = B2O3 + Mo =>
2 B + MoO3 = B2O3 + Mo
K4[Fe(CN)6] + H2SO4 = K2SO4 + FeSO4 + HCN =>
K4[Fe(CN)6] + 3 H2SO4 = 2 K2SO4 + FeSO4 + 6 HCN
ZnO + P2O5 = Zn5P2 + O2 =>
5 ZnO + P2O5 = Zn5P2 + 5 O2
Lead(II)chloride + oxygen = lead(II)oxide + dichlorinepentoxide =>
PbCl2 + 3 O2 = PbO + Cl2O5
H + N = NH3 =>
3 H + N = NH3
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
Na2Cr2O7 + FeSO4 = Na2SO4 + FeCr2O7 =>
Na2Cr2O7 + FeSO4 = Na2SO4 + FeCr2O7
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Mn(NO3)2 + NH4OH + H2S = H2O + MnS + NH4NO3 =>
Mn(NO3)2 + 2 NH4OH + H2S = 2 H2O + MnS + 2 NH4NO3
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
C8H8 + H2O2 = C7H6O + H2O =>
7 C8H8 + 12 H2O2 = 8 C7H6O + 16 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K + H + Cl = KHCl =>
K + H + Cl = KHCl
Na2CO3 + CH3COOH = CH3COONa + NaHCO3 =>
Na2CO3 + CH3COOH = CH3COONa + NaHCO3
K + KOH = K2O + H2 =>
2 K + 2 KOH = 2 K2O + H2
Bi(NO3)3 + Na2(Sn(OH)4) + NaOH = Bi + Na2(Sn(OH)6) + NaNO3 =>
2 Bi(NO3)3 + 3 Na2(Sn(OH)4) + 6 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaNO3
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + HIO + H2O =>
K2Cr2O7 + 3 HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 HIO + 4 H2O
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
H2CO + H2O = CH4 + O3 =>
3 H2CO + 3 H2O = 3 CH4 + 2 O3
KOH(aq) + CuSO4(aq) = CuOH + KSO4 =>
KOH(aq) + CuSO4(aq) = CuOH + KSO4
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
C7H15OH + O2 = CO2 + H2O =>
2 C7H15OH + 21 O2 = 14 CO2 + 16 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ce(NO3)4 + Na3PO4 = Ce3(PO4)4 + NaNO3 =>
3 Ce(NO3)4 + 4 Na3PO4 = Ce3(PO4)4 + 12 NaNO3
KCl + O2 = K2O + Cl2 =>
4 KCl + O2 = 2 K2O + 2 Cl2
K2CrO4 + MnSO4 = K2SO4 + MnCrO4 =>
K2CrO4 + MnSO4 = K2SO4 + MnCrO4
Co + CH3COOH + H2O = Co(CH3COO)2*4H2O + H2 =>
Co + 2 CH3COOH + 4 H2O = Co(CH3COO)2*4H2O + H2
S + H2O2 = H2S + O2 =>
S + H2O2 = H2S + O2
HClO + BaO = BaClO + OH =>
HClO + BaO = BaClO + OH
Ca(OH)2 + (HClO4) = Ca(ClO4)2 + H2O =>
Ca(OH)2 + 2(HClO4) = Ca(ClO4)2 + 2 H2O
Cr(NO3)2 + HNO3 = Cr(NO3)3 + NO + H2O =>
3 Cr(NO3)2 + 4 HNO3 = 3 Cr(NO3)3 + NO + 2 H2O
CuSeO3 = Cu + Se + O =>
CuSeO3 = Cu + Se + 3 O
FeI3 + Sr(OH)2 = Fe(OH)3 + SrI2 =>
2 FeI3 + 3 Sr(OH)2 = 2 Fe(OH)3 + 3 SrI2
Cu(s) + AgNO3(ac) = Cu(NO3)2(ac) + Ag(s) =>
Cu(s) + 2 AgNO3(ac) = Cu(NO3)2(ac) + 2 Ag(s)
Li2SO4(aq) + Mg(NO3)2(aq) = LiNO3(aq) + MgSO4(aq) =>
Li2SO4(aq) + Mg(NO3)2(aq) = 2 LiNO3(aq) + MgSO4(aq)
HClO + BaO = BaClO + OH =>
HClO + BaO = BaClO + OH
Mg + H2O = Mg(O2H) + H2 =>
2 Mg + 4 H2O = 2 Mg(O2H) + 3 H2
Co + CH3COOH + H2O = Co(CH3COO)2*4H2O + H2 =>
Co + 2 CH3COOH + 4 H2O = Co(CH3COO)2*4H2O + H2
C2H4(g) + (b)O2(g) = (c)CO2(g) + (d)H2O(l) =>
C2H4(g) + 3(b)O2(g) = 2(c)CO2(g) + 2(d)H2O(l)
H + NaOH = Na3H2 + H2O =>
5 H + 3 NaOH = Na3H2 + 3 H2O
Pb + ClO3 = Pb(ClO3)4 =>
Pb + 4 ClO3 = Pb(ClO3)4
Pb(NO3)2 + HCl = HNO3 + PbCl2 =>
Pb(NO3)2 + 2 HCl = 2 HNO3 + PbCl2
Pb{2+}(aq) + OH{-}(aq) = Pb(OH)2(s) =>
Pb{2+}(aq) + 2 OH{-}(aq) = Pb(OH)2(s)
HCOONH4 + HI = HCOOH + NH4I =>
HCOONH4 + HI = HCOOH + NH4I
SnO2 + H2 = H2O + Sn =>
SnO2 + 2 H2 = 2 H2O + Sn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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