| Équations équilibrées la veille |
Fe2O3(g) + 3 CO(g) = 2 Fe + 3 CO2(g)
Th(NO3)4 + K3(PO4) = K(NO3) + Th3(PO4)4 =>
3 Th(NO3)4 + 4 K3(PO4) = 12 K(NO3) + Th3(PO4)4
Hg2O2(heat) = Hg + O =>
Hg2O2(heat) = 2 Hg + 2 O
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2(aq) + Fe(s) =>
Ca(s) + Fe(NO3)2(aq) = Ca(NO3)2(aq) + Fe(s)
CHCl2 + Ca(OH)2 = C2HCl3 + CaCl2 + H2O =>
4 CHCl2 + Ca(OH)2 = 2 C2HCl3 + CaCl2 + 2 H2O
KClO4 = K + Cl + O2 =>
KClO4 = K + Cl + 2 O2
P4 + N2O = P4O + N2 =>
P4 + N2O = P4O + N2
CaSO3 + C2H4O2 = SO2 + HOH + Ca(C2H3O2)2 =>
CaSO3 + 2 C2H4O2 = SO2 + HOH + Ca(C2H3O2)2
K2SO3 + HCl = H2O + KCl + SO2 =>
K2SO3 + 2 HCl = H2O + 2 KCl + SO2
Al2(SO4)2 + Ca(OH)2 = Ca(SO4)2 + Al2(OH)2 =>
Al2(SO4)2 + Ca(OH)2 = Ca(SO4)2 + Al2(OH)2
Ag2O + Cu = Ag + CuO =>
Ag2O + Cu = 2 Ag + CuO
Cl2 + CaCO3 = CaCl2 + Cl2O + CO2 =>
2 Cl2 + CaCO3 = CaCl2 + Cl2O + CO2
MnO4{-} + SO32{-} + H{+} = MnO2 + SO42{-} + H2O =>
20 MnO4{-} + 3 SO32{-} + 20 H{+} = 20 MnO2 + 3 SO42{-} + 10 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
HN3 + AgNO3 = Ag(N3)2 + H2NO3 =>
2 HN3 + AgNO3 = Ag(N3)2 + H2NO3
LiOH + CuSO4 = Li2SO4 + Cu(OH)2 =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2
Sr(OH)2(aq) + MgCl2(aq) = Mg(OH)2(s) + SrCl2(aq) =>
Sr(OH)2(aq) + MgCl2(aq) = Mg(OH)2(s) + SrCl2(aq)
Cl2(aq) + KBr(aq) = KCl(aq) + Br2(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 KCl(aq) + Br2(aq)
C6H4ClNO2 + O2 = CO2 + H2O + HCl + NO2 =>
4 C6H4ClNO2 + 27 O2 = 24 CO2 + 6 H2O + 4 HCl + 4 NO2
PbS(S) + O2(g) = PbO(s) + SO2(g) =>
2 PbS(S) + 5 O2(g) = 2 PbO(s) + 4 SO2(g)
K2CrO4 + HCl = H2Cr2O7 + KCl + H2O =>
2 K2CrO4 + 4 HCl = H2Cr2O7 + 4 KCl + H2O
NaAlO2 + H2SO4 = NaAl(SO4)2 + H2O =>
NaAlO2 + 2 H2SO4 = NaAl(SO4)2 + 2 H2O
SrSO4 + Na2CO3 = SrCO3 + Na2SO4 =>
SrSO4 + Na2CO3 = SrCO3 + Na2SO4
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
[Ni(NH3)6]Cl2 + NaOH = Ni(OH)2 + NaCl + NH3 =>
[Ni(NH3)6]Cl2 + 2 NaOH = Ni(OH)2 + 2 NaCl + 6 NH3
NaAlO2 + H2SO4 = NaAl(SO4)2 + H2O =>
NaAlO2 + 2 H2SO4 = NaAl(SO4)2 + 2 H2O
Pb(SO4)2 + AgCl = Ag2SO4 + PbCl4 =>
Pb(SO4)2 + 4 AgCl = 2 Ag2SO4 + PbCl4
SiCl4(i) + H2O = SiO2(s) + HCl(aq) =>
SiCl4(i) + 2 H2O = SiO2(s) + 4 HCl(aq)
Cr2O7{-}2 + C2O4{-}2 + H{+} = Cr3{+} + CO2 + H2O =>
3 Cr2O7{-}2 + 37 C2O4{-}2 + 42 H{+} = 2 Cr3{+} + 74 CO2 + 21 H2O
C4H8O = C8H16O2 =>
2 C4H8O = C8H16O2
NH4I + AgNO3 = AgI + N2O + H2O =>
NH4I + AgNO3 = AgI + N2O + 2 H2O
Zn(OH)2 + (NH4)2SO4 + NH4OH = [Zn(NH3)4]SO4 + H2O =>
Zn(OH)2 + (NH4)2SO4 + 2 NH4OH = [Zn(NH3)4]SO4 + 4 H2O
NaAlO2 + H2SO4 = NaAl(SO4)2 + H2O =>
NaAlO2 + 2 H2SO4 = NaAl(SO4)2 + 2 H2O
S2O8 = SO4 =>
S2O8 = 2 SO4
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
CCl2F2 + Na2C2O4 = C2 + CO2 + NaCl + NaF =>
2 CCl2F2 + 4 Na2C2O4 = C2 + 8 CO2 + 4 NaCl + 4 NaF
NiCl2(aq) + Ba(NO3)2(aq) = Ni(NO3)2(aq) + BaCl2(aq) =>
NiCl2(aq) + Ba(NO3)2(aq) = Ni(NO3)2(aq) + BaCl2(aq)
C4H8O = C + H + O =>
C4H8O = 4 C + 8 H + O
Fe2O3(g) + CO(g) = Fe(g) + CO2(g) =>
Fe2O3(g) + 3 CO(g) = 2 Fe(g) + 3 CO2(g)
Ba(NO3)2 + Na(CrO4) = Ba(CrO4) + Na(NO3)2 =>
Ba(NO3)2 + Na(CrO4) = Ba(CrO4) + Na(NO3)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K4[Fe(CN)6] + NiSO4 = Ni2[Fe(CN)6] + K2SO4 =>
K4[Fe(CN)6] + 2 NiSO4 = Ni2[Fe(CN)6] + 2 K2SO4
C2H4O + C5H12O = H2O + C7H15O2 =>
15 C2H4O + 8 C5H12O = 3 H2O + 10 C7H15O2
NaCl3 + AgNO3 = AgCl3 + NaNO3 =>
NaCl3 + AgNO3 = AgCl3 + NaNO3
NaNO2 + NaBr = BrNO2 + Na =>
NaNO2 + NaBr = BrNO2 + 2 Na
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Co(NO3)2 + NaNO2 + CH3COOH = Na3[Co(NO2)6] + NaNO3 + CH3COONa + H2O =>
2 Co(NO3)2 + 11 NaNO2 + 2 CH3COOH = 2 Na3[Co(NO2)6] + 3 NaNO3 + 2 CH3COONa + H2O
NaAlO2 + H2SO4 = NaAl(SO4)2 + H2O =>
NaAlO2 + 2 H2SO4 = NaAl(SO4)2 + 2 H2O
H2SO4 + NH4F = HF + (NH4)2SO4 =>
H2SO4 + 2 NH4F = 2 HF + (NH4)2SO4
NaAlO2 + H2SO4 = NaAl(SO4)2 + H2O =>
NaAlO2 + 2 H2SO4 = NaAl(SO4)2 + 2 H2O
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Équations équilibrées sur10/27/24
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