| Équations équilibrées la veille |
Tl + Br = TlBr
AgCl(s) + NH3(aq) = [Ag(NH3)2] + Cl =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2] + Cl
MnCO3 + H2O2 = MnO2 + CO2 + H2O =>
MnCO3 + H2O2 = MnO2 + CO2 + H2O
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2 =>
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Ni + H2S = NiS + H =>
Ni + H2S = NiS + 2 H
Ba(C2H3O2)2 + (NH4)2CrO4 = BaCrO4 + NH4C2H3O2 =>
Ba(C2H3O2)2 + (NH4)2CrO4 = BaCrO4 + 2 NH4C2H3O2
Cu(O2)2 + NH3 = Cu2 + H2O + N3 =>
18 Cu(O2)2 + 48 NH3 = 9 Cu2 + 72 H2O + 16 N3
NaSO3 + KIO4 + H2SO4 = NaSO4 + I2 + K2SO4 + H2O =>
7 NaSO3 + 2 KIO4 + H2SO4 = 7 NaSO4 + I2 + K2SO4 + H2O
Al + K2Cr2O7 + H2SO4 = Al2O3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 4 H2SO4 = Al2O3 + Cr2(SO4)3 + K2SO4 + 4 H2O
Cd + NaOH + H2O = Na2[Cd(OH)4] + H2 =>
Cd + 2 NaOH + 2 H2O = Na2[Cd(OH)4] + H2
IO3 + NO2 = I + NO3 =>
IO3 + 3 NO2 = I + 3 NO3
Ge + H2O2 + Ba(OH)2 = Ba2[Ge(OH)6] =>
Ge + H2O2 + 2 Ba(OH)2 = Ba2[Ge(OH)6]
NaCl + K2CrO4 + AgNO3 = CrO4 + KNO3 + AgCl + Na =>
2 NaCl + K2CrO4 + 2 AgNO3 = CrO4 + 2 KNO3 + 2 AgCl + 2 Na
ZnSO4 + NiCl2 = ZnCl2 + NiSO4 =>
ZnSO4 + NiCl2 = ZnCl2 + NiSO4
MgOHBr + H3AsO4 = Mg3(AsO4)2 + HBr + H2O =>
3 MgOHBr + 2 H3AsO4 = Mg3(AsO4)2 + 3 HBr + 3 H2O
Hf + H2O = HfO2 + H =>
Hf + 2 H2O = HfO2 + 4 H
Co2{+} + NH4OH = Co2OH + NH4{+} =>
Co2{+} + NH4OH = Co2OH + NH4{+}
Hg(s) + Sn(SO4)2(aq) = Hg(SO4)(s) + Sn(aq) =>
2 Hg(s) + Sn(SO4)2(aq) = 2 Hg(SO4)(s) + Sn(aq)
Cu(SO4)(aq) + Pb(NO3)(aq) = Cu(NO3)2(aq) + Pb2(SO4)(s) =>
Cu(SO4)(aq) + 2 Pb(NO3)(aq) = Cu(NO3)2(aq) + Pb2(SO4)(s)
NH4Cl(s) + NaOH(aq) = NH3(aq) + NaCl(aq) + H2O(l) =>
NH4Cl(s) + NaOH(aq) = NH3(aq) + NaCl(aq) + H2O(l)
BaBr2 + K2O4S = BaO4S + BrK =>
BaBr2 + K2O4S = BaO4S + 2 BrK
KBr + H2SO4 = Br2 + K2SO4 + H2O + SO2 =>
2 KBr + 2 H2SO4 = Br2 + K2SO4 + 2 H2O + SO2
Rb2S + AlCl3 = Al2S3 + RbCl =>
3 Rb2S + 2 AlCl3 = Al2S3 + 6 RbCl
NaNO2 + H2O = Na(H2O)3 + NO2 =>
NaNO2 + 3 H2O = Na(H2O)3 + NO2
N2 + H2O = NH2OH + NO =>
3 N2 + 6 H2O = 4 NH2OH + 2 NO
LiOH + Cu(NO3)2 = Cu(OH)2 + LiNO3 =>
2 LiOH + Cu(NO3)2 = Cu(OH)2 + 2 LiNO3
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Al(OH)3(s) + C(s) = H2O(g) + Al(s) + CO2(g) =>
4 Al(OH)3(s) + 3 C(s) = 6 H2O(g) + 4 Al(s) + 3 CO2(g)
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
PH3 + NHO3 = H3PO4 + NO2 + H2O =>
PH3 + 8 NHO3 = H3PO4 + 8 NO2 + 4 H2O
Sn(OH)4 + Fe = Sn(OH)2 + Fe(OH)2 =>
Sn(OH)4 + Fe = Sn(OH)2 + Fe(OH)2
XFe + HBr = XFeBr3 + H2 =>
2 XFe + 6 HBr = 2 XFeBr3 + 3 H2
H{+} + Ba(OH)2 = Ba{2+} + H2O =>
2 H{+} + Ba(OH)2 = Ba{2+} + 2 H2O
C3HNO + O2 = CO2 + NO2 + H2O =>
4 C3HNO + 15 O2 = 12 CO2 + 4 NO2 + 2 H2O
Cr{3+} + Cl{-} = Cr{+} + Cl2 =>
Cr{3+} + 2 Cl{-} = Cr{+} + Cl2
Li + Ba3(PO4)2 = BaLi + Li3PO4 =>
9 Li + Ba3(PO4)2 = 3 BaLi + 2 Li3PO4
HgO + K + H2O = Hg + KOH =>
HgO + 2 K + H2O = Hg + 2 KOH
KOH(aq) + H2S(aq) = H2O(l) + K2S =>
2 KOH(aq) + H2S(aq) = 2 H2O(l) + K2S
HCl(aq) + BaCO3(s) = BaCl2 + H2CO3 =>
2 HCl(aq) + BaCO3(s) = BaCl2 + H2CO3
CaH2 + Br2O = CaBr2 + H2O =>
CaH2 + Br2O = CaBr2 + H2O
Mg2 + N1 = MgN2 =>
Mg2 + 4 N1 = 2 MgN2
(NH4)3PO4 + Fe2O3 = (NH4)2O + FePO4 =>
2(NH4)3PO4 + Fe2O3 = 3(NH4)2O + 2 FePO4
Ba(CH3CO2)2 + K3(PO4) = BaPO4 + K3(CH3CO2)2 =>
Ba(CH3CO2)2 + K3(PO4) = BaPO4 + K3(CH3CO2)2
KClO + HBr = KBr + HClO =>
KClO + HBr = KBr + HClO
H2O + As = AsH3 + HAsO3 =>
9 H2O + 8 As = 5 AsH3 + 3 HAsO3
Cl2 + BeS = BeCl2 + S =>
Cl2 + BeS = BeCl2 + S
Fe2O3 + H2 = FeOH + O2 =>
2 Fe2O3 + 2 H2 = 4 FeOH + O2
H2(g) + O2(g) = H2O(uj) =>
2 H2(g) + O2(g) = 2 H2O(uj)
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Équations équilibrées sur12/19/24
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