| Équations équilibrées la veille |
3 Al + HCI = Al3HCI
CaCl2 + K(NO3) = Ca(NO3)2 + KCl =>
CaCl2 + 2 K(NO3) = Ca(NO3)2 + 2 KCl
KBr + NH3 = K2 + NH3Br =>
2 KBr + 2 NH3 = K2 + 2 NH3Br
CuSO4 + NaOH + C6H12O6 = Cu2O + Na2SO4 + C6H12O7 + H2O =>
2 CuSO4 + 4 NaOH + C6H12O6 = Cu2O + 2 Na2SO4 + C6H12O7 + 2 H2O
(NH4)(NO3) + Ca3(PO4)2 = (NH4)3(PO4) + Ca(NO3)2 =>
6(NH4)(NO3) + Ca3(PO4)2 = 2(NH4)3(PO4) + 3 Ca(NO3)2
AgF = Ag + F =>
AgF = Ag + F
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Ca + CoCl3 = CaCl2 + CoCl2 =>
Ca + 2 CoCl3 = CaCl2 + 2 CoCl2
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Hg(NO3)2 + NaI = NaNO3 + HgI4{2-} + Na{+} =>
Hg(NO3)2 + 4 NaI = 2 NaNO3 + HgI4{2-} + 2 Na{+}
PB + Cu(NO3)2 = PBNO3 + Cu =>
2 PB + Cu(NO3)2 = 2 PBNO3 + Cu
CH3CH2COOCH2CH2CH3 + NaOH = C5H9O2 + Na + H3O =>
5 CH3CH2COOCH2CH2CH3 + 6 NaOH = 6 C5H9O2 + 6 Na + 4 H3O
Zn(OH)2 + KOH = K2ZnO2 + H2O = ZnSO4 + H2O =>
Zn(OH)2 + 2 KOH = K2ZnO2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + HCe = ZnCe2 + H =>
Zn + 2 HCe = ZnCe2 + 2 H
C6H5Cl + O2 = CO + H2O + Cl25 =>
100 C6H5Cl + 425 O2 = 600 CO + 250 H2O + 4 Cl25
Li2O + H3PO4 = H2O + Li3PO4 =>
3 Li2O + 2 H3PO4 = 3 H2O + 2 Li3PO4
Ga2N3 = Ga + N2 =>
2 Ga2N3 = 4 Ga + 3 N2
Ag(s) + H2S(g) + O2(g) = Ag2S(s)(tarnish) + H2O(l) =>
4 Ag(s) + 2 H2S(g) + O2(g) = 2 Ag2S(s)(tarnish) + 2 H2O(l)
C9H18O3 + O2 = CO2 + H2O =>
C9H18O3 + 12 O2 = 9 CO2 + 9 H2O
Cr2O7{2-} + Pb{2+} = PbCr2O7 =>
Cr2O7{2-} + Pb{2+} = PbCr2O7
Ca + MnO2 = CaO + Mn =>
2 Ca + MnO2 = 2 CaO + Mn
S2Fe2 + O2 = Fe2O3 + SO2 =>
2 S2Fe2 + 7 O2 = 2 Fe2O3 + 4 SO2
Zn2(SO4)2 + Na3(PO4) = Zn3(PO4)2 + Na2(SO4) =>
3 Zn2(SO4)2 + 4 Na3(PO4) = 2 Zn3(PO4)2 + 6 Na2(SO4)
F2 + LiBr = LiF + Br2 =>
F2 + 2 LiBr = 2 LiF + Br2
He + Xe = HeXe =>
He + Xe = HeXe
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(C2H3O2)2 + BeCl2 = FeCl2 + Be(C2H3O2)2 =>
Fe(C2H3O2)2 + BeCl2 = FeCl2 + Be(C2H3O2)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
K2(SO4) + MgF2 = KF + Mg(SO4) =>
K2(SO4) + MgF2 = 2 KF + Mg(SO4)
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
AgI + HCl = HAgI2 + HAgCl2 =>
2 AgI + 2 HCl = HAgI2 + HAgCl2
Na2CO3 + Mg(NO2)2 = MgCO3 + NaNO2 =>
Na2CO3 + Mg(NO2)2 = MgCO3 + 2 NaNO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
C6H14O + Cr2O7 = C6H12O + H2O + Cr =>
7 C6H14O + Cr2O7 = 7 C6H12O + 7 H2O + 2 Cr
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
K + HOH = K{+} + OH{-} + H2 =>
2 K + 2 HOH = 2 K{+} + 2 OH{-} + H2
As2S3 + NO3{-} + H{+} + H2O = H2AsO4{-} + SO4{2-} + NO =>
3 As2S3 + 28 NO3{-} + 4 H{+} + 4 H2O = 6 H2AsO4{-} + 9 SO4{2-} + 28 NO
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
HCl + Fe(OH)2 + O2 = FeCl3 + H2O =>
12 HCl + 4 Fe(OH)2 + O2 = 4 FeCl3 + 10 H2O
Fe2O3(s) + CO(g) = Fe4C3(s) + CO2(g) =>
2 Fe2O3(s) + 12 CO(g) = Fe4C3(s) + 9 CO2(g)
Zn3P2 = Zn + P =>
Zn3P2 = 3 Zn + 2 P
BaCl2(aq) + K2CrO4 = BaCrO4 + K2Cl2 =>
BaCl2(aq) + K2CrO4 = BaCrO4 + K2Cl2
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
Cl2(g) + Br{-}(aq) = Cl{-}(aq) + Br2(l) =>
Cl2(g) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2(l)
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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