| Équations équilibrées la veille |
BaCl2 + H2(CO3) = Ba(CO3) + 2 HCl
FeCl3(aq) + NH4SCN(aq) = Fe[Fe(SCN)6] + NH4Cl(aq) =>
2 FeCl3(aq) + 6 NH4SCN(aq) = Fe[Fe(SCN)6] + 6 NH4Cl(aq)
S + O + H2O = H2SO4 =>
S + 3 O + H2O = H2SO4
HIO3 + FeI2 + HCl = FeCl3 + ICl + H2O =>
5 HIO3 + 4 FeI2 + 25 HCl = 4 FeCl3 + 13 ICl + 15 H2O
PCl3(l) + KClO3(s) = POCl3(l) + KCl(aq) =>
3 PCl3(l) + KClO3(s) = 3 POCl3(l) + KCl(aq)
Fe + KSCN = Fe(KSCN) =>
Fe + KSCN = Fe(KSCN)
HCOOH + Na = HCOONa + H2 =>
2 HCOOH + 2 Na = 2 HCOONa + H2
Al(OH)3 + P2O5 = Al4(P2O7)3 + H2O =>
4 Al(OH)3 + 3 P2O5 = Al4(P2O7)3 + 6 H2O
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2 =>
Ba(OH)2 + MgSO4 = BaSO4 + Mg(OH)2
C6H8O7 + K2CO3 = C6H5K3O7 + H2CO3 =>
2 C6H8O7 + 3 K2CO3 = 2 C6H5K3O7 + 3 H2CO3
CrO3 + H2O = Cr(OH)6 =>
CrO3 + 3 H2O = Cr(OH)6
NO2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + N2O5 + H2O =>
10 NO2 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 N2O5 + 3 H2O
C + OH = COH =>
C + OH = COH
NO2 + Ca = CaO + N =>
NO2 + 2 Ca = 2 CaO + N
KI + NaClO3 + H2SO4 = I2 + K2SO4 + NaCl + H2O =>
6 KI + NaClO3 + 3 H2SO4 = 3 I2 + 3 K2SO4 + NaCl + 3 H2O
K2Cr2O7 + C2H5OH = Cr + CO2 + K + H2O =>
6 K2Cr2O7 + 7 C2H5OH = 12 Cr + 14 CO2 + 12 K + 21 H2O
Na2S(aq) + HNO3(aq) = H2S(g) + NaNO3(aq) =>
Na2S(aq) + 2 HNO3(aq) = H2S(g) + 2 NaNO3(aq)
LiOH + BaCl2 = LiCl + Ba(OH)2 =>
2 LiOH + BaCl2 = 2 LiCl + Ba(OH)2
H3PO2 + KOH = K2HPO2 + H2O =>
H3PO2 + 2 KOH = K2HPO2 + 2 H2O
K2O2N2F2 + He + H2 = HeHKONF =>
K2O2N2F2 + 2 He + H2 = 2 HeHKONF
ZnCO3(s) = Zn(s) + O2(g) + C(g) =>
2 ZnCO3(s) = 2 Zn(s) + 3 O2(g) + 2 C(g)
BaCO3 + Na2SO4 = BaSO4 + Na2CO3 =>
BaCO3 + Na2SO4 = BaSO4 + Na2CO3
H + SO4 = H2SO4 =>
2 H + SO4 = H2SO4
Fe2 + S = FeS =>
Fe2 + 2 S = 2 FeS
NH4Cl(aq) + Ca(NO3)2(aq) = NH4NO3(aq) + CaCl2(aq) =>
2 NH4Cl(aq) + Ca(NO3)2(aq) = 2 NH4NO3(aq) + CaCl2(aq)
Rb + CH3COOH = RbC2H3O2 + H =>
Rb + CH3COOH = RbC2H3O2 + H
Pb(NO3)2(aq) + K2S(aq) = PbS + KNO3(aq) =>
Pb(NO3)2(aq) + K2S(aq) = PbS + 2 KNO3(aq)
Co(C2H3O2)2 + NaOH = Co(OH)2 + Na(C2H3O2) =>
Co(C2H3O2)2 + 2 NaOH = Co(OH)2 + 2 Na(C2H3O2)
Cu(NO3)2 + HC2H3O2 = Cu(C2H3O2)2 + HNO3 =>
Cu(NO3)2 + 2 HC2H3O2 = Cu(C2H3O2)2 + 2 HNO3
Fe(NO3)3*9H2O + HCl = FeCl3 + H2O + HNO3 =>
Fe(NO3)3*9H2O + 3 HCl = FeCl3 + 9 H2O + 3 HNO3
Mg3(PO4)2 + H3PO4 = Mg(H2PO4)2 =>
Mg3(PO4)2 + 4 H3PO4 = 3 Mg(H2PO4)2
Al2(SO4)3 + BaCl2 = BaSO4 + AlCl3 =>
Al2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 AlCl3
Na2SiO3 + CO2 + H2O = Na2CO3 + H2SiO3 =>
Na2SiO3 + CO2 + H2O = Na2CO3 + H2SiO3
CuO(s) + C(s) = Cu(s) + CO2(g) =>
2 CuO(s) + C(s) = 2 Cu(s) + CO2(g)
Bi + O = Bi2O3 =>
2 Bi + 3 O = Bi2O3
Ti(s) + O2(g) = Ti2O3(g) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(g)
Mn{3+} + I{-} + H2O = Mn{2+} + IO3{-} + H{+} =>
6 Mn{3+} + I{-} + 3 H2O = 6 Mn{2+} + IO3{-} + 6 H{+}
C6H12O6 + Ag(NH3)2OH = C6H11O7NH4 + Ag + NH3 + H2O =>
C6H12O6 + 2 Ag(NH3)2OH = C6H11O7NH4 + 2 Ag + 3 NH3 + H2O
MgO + H2 = Mg + H2O =>
MgO + H2 = Mg + H2O
Fe + KSCN = Fe(KSCN) =>
Fe + KSCN = Fe(KSCN)
Hg(NO3)2 + KBr = HgBr2 + K(NO3) =>
Hg(NO3)2 + 2 KBr = HgBr2 + 2 K(NO3)
NaHCO3 + NaCl = HCl + CO2 + Na2O =>
NaHCO3 + NaCl = HCl + CO2 + Na2O
CoS + NOCl = Co{+2} + Cl{-} + NO + S =>
CoS + 2 NOCl = Co{+2} + 2 Cl{-} + 2 NO + S
NH2OH(g) = H2(g) + N2O(g) + O2(g) =>
4 NH2OH(g) = 6 H2(g) + 2 N2O(g) + O2(g)
Sn + PbO2 = SnO2 + Pb =>
Sn + PbO2 = SnO2 + Pb
C2H4Br + Zn = ZnBr2 + C2H4 =>
2 C2H4Br + Zn = ZnBr2 + 2 C2H4
Li + Zn3(PO4)2 = Zn + Li3(PO4) =>
6 Li + Zn3(PO4)2 = 3 Zn + 2 Li3(PO4)
Mg + NO2 = Mg(NO2)2 =>
Mg + 2 NO2 = Mg(NO2)2
Cu2O + Cl2 = CuCl2 + O2 =>
2 Cu2O + 4 Cl2 = 4 CuCl2 + O2
NHO3 + Zn = Zn(NO3)2 + NO + H2O =>
8 NHO3 + 3 Zn = 3 Zn(NO3)2 + 2 NO + 4 H2O
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Équations équilibrées sur10/26/24
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