| Équations équilibrées la veille |
2 HNO3(aq) + Na2S2O3(aq) = S(s) + SO2 + 2 NaNO3 + H2O(l)
H3PO3 + NH4(OH) = (NH4)3PO3 + H2O =>
H3PO3 + 3 NH4(OH) = (NH4)3PO3 + 3 H2O
K + CaS = (KCa)2 + S =>
2 K + 2 CaS = (KCa)2 + 2 S
Fe(s) + H2O(l) = H(g) + Fe3O4(s) =>
3 Fe(s) + 4 H2O(l) = 8 H(g) + Fe3O4(s)
Al2O3 + C = CO + Al4O2 =>
2 Al2O3 + 4 C = 4 CO + Al4O2
Pb(N3)2 + Cr(MnO4)2 = Cr2O3 + MnO2 + Pb3N4 + NO =>
15 Pb(N3)2 + 28 Cr(MnO4)2 = 14 Cr2O3 + 56 MnO2 + 5 Pb3N4 + 70 NO
SiO2(s) + HF(g) = SiF4(g) + H2O(g) =>
SiO2(s) + 4 HF(g) = SiF4(g) + 2 H2O(g)
NaOH + H2Po4 = NaHPo4 + H2O =>
NaOH + H2Po4 = NaHPo4 + H2O
C + H + O = CH3CO2H =>
2 C + 4 H + 2 O = CH3CO2H
NaI + AlCl3 = NaAl + Cl3I =>
NaI + AlCl3 = NaAl + Cl3I
FeS + HNO3 = FeN3O9 + S + NO2 + H2O =>
FeS + 6 HNO3 = FeN3O9 + S + 3 NO2 + 3 H2O
K + Cu2Cl = KCl + Cu2 =>
K + Cu2Cl = KCl + Cu2
Mg + CuCl = MgCu + Cl2 =>
2 Mg + 2 CuCl = 2 MgCu + Cl2
HClO3 + H2O = (H3O) + (ClO3) =>
HClO3 + H2O = (H3O) + (ClO3)
C15H22 + O2 = CO2 + H2O =>
2 C15H22 + 41 O2 = 30 CO2 + 22 H2O
K(NO4) + (HSO4) + Hg = K(SO4) + Hg(SO4) + H2O + NO2 =>
K(NO4) + 4(HSO4) + 3 Hg = K(SO4) + 3 Hg(SO4) + 2 H2O + NO2
N + I = N2I5 =>
2 N + 5 I = N2I5
Cu{+2} + Na = Na{+} + Cu =>
Cu{+2} + 2 Na = 2 Na{+} + Cu
Cu(NO3)2 + KI = Cu(I2) + K(NO3) =>
Cu(NO3)2 + 2 KI = Cu(I2) + 2 K(NO3)
CaCl2 + HN4OH = Ca(OH)2 + HN4Cl =>
CaCl2 + 2 HN4OH = Ca(OH)2 + 2 HN4Cl
C6H6N2O2 + C10H8O + NaNO2 + H2SO4 = C16H11N3O3 + NaHSO4 + H2O =>
C6H6N2O2 + C10H8O + NaNO2 + H2SO4 = C16H11N3O3 + NaHSO4 + 2 H2O
H2SO4 + KI = I2 + K2SO4 + SO2 + H2O =>
2 H2SO4 + 2 KI = I2 + K2SO4 + SO2 + 2 H2O
BaCl2 + H2SO3 = BaSO3 + HCl =>
BaCl2 + H2SO3 = BaSO3 + 2 HCl
SnCl2 + KIO3 + HCl = Sn(ClO3)4 + H2O(l) + KI =>
3 SnCl2 + 13 KIO3 + 6 HCl = 3 Sn(ClO3)4 + 3 H2O(l) + 13 KI
H2SO4 + I2 = HIO3 + SO2 + H2O =>
5 H2SO4 + I2 = 2 HIO3 + 5 SO2 + 4 H2O
HC3H3O2 + NaHCO3 = NaC2H3O2 + CO2 + H2O =>
2 HC3H3O2 + 3 NaHCO3 = 3 NaC2H3O2 + 3 CO2 + H2O
Ba(NO3)2 + Na2SO4 = Ba(NO3)2Na2SO4 =>
Ba(NO3)2 + Na2SO4 = Ba(NO3)2Na2SO4
Co + Sb = Co4Sb12 =>
4 Co + 12 Sb = Co4Sb12
CH3COOH + SO2 = H2SO4 + C2H2 =>
CH3COOH + SO2 = H2SO4 + C2H2
Cu(NO3)2 + KI = CuI + KNO3 + I3 =>
3 Cu(NO3)2 + 6 KI = 3 CuI + 6 KNO3 + I3
F2 + NaBr = Br2 + F2Na =>
2 F2 + 2 NaBr = Br2 + 2 F2Na
F2 + P4Br3 = Br2 + P5F10 =>
40 F2 + 10 P4Br3 = 15 Br2 + 8 P5F10
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
C3H7OH + HI = C6H14 + I2 + H2O =>
2 C3H7OH + 2 HI = C6H14 + I2 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CH3COOH + CH3ONa = CH3COCH3 + NaOH =>
CH3COOH + 4 CH3ONa = 2 CH3COCH3 + 4 NaOH
AlPO4*2H2O + Si(OH)4 = Al2Si2O5(OH)4 + H3PO4 + H2O =>
2 AlPO4*2H2O + 2 Si(OH)4 = Al2Si2O5(OH)4 + 2 H3PO4 + 3 H2O
Cr2O7{2-} + H(SO3){2-} = Cr{-} + (SO4){2-} + H2O =>
3 Cr2O7{2-} + 14 H(SO3){2-} = 6 Cr{-} + 14(SO4){2-} + 7 H2O
KC4H4O6 + CH3COOH = KHC4H4O6 + CH3COO =>
KC4H4O6 + CH3COOH = KHC4H4O6 + CH3COO
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
H2O2 + C2H2 = CO2 + H2O =>
5 H2O2 + C2H2 = 2 CO2 + 6 H2O
NH3(l) + O2(g) = N2(g) + H2O(l) =>
4 NH3(l) + 3 O2(g) = 2 N2(g) + 6 H2O(l)
C14H30 + CuO = CO2 + H2O + Cu =>
C14H30 + 43 CuO = 14 CO2 + 15 H2O + 43 Cu
LiN3(s) + HNO2(aq) = N2(g) + NO(g) + LiOH(aq) =>
2 LiN3(s) + 2 HNO2(aq) = 3 N2(g) + 2 NO(g) + 2 LiOH(aq)
Cr(PO4)2 + Cs = Cs3(PO4) + Cr =>
Cr(PO4)2 + 6 Cs = 2 Cs3(PO4) + Cr
Fe2O3 + CaCO3 = Ca(FeO2)2 + CO2 =>
Fe2O3 + CaCO3 = Ca(FeO2)2 + CO2
Al(OH)3 + NaOH = Na + [Al(OH)4] =>
Al(OH)3 + NaOH = Na + [Al(OH)4]
MgO + P4O10 = Mg + P2O8 =>
6 MgO + P4O10 = 6 Mg + 2 P2O8
BaCl2 + MgSO4 = MgCl + Ba(SO4)2 =>
BaCl2 + 2 MgSO4 = 2 MgCl + Ba(SO4)2
Al(OH)3 + NaOH + H2O2 = Na2AlO4 + H2O =>
2 Al(OH)3 + 4 NaOH + 3 H2O2 = 2 Na2AlO4 + 8 H2O
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Équations équilibrées sur01/27/25
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