| Équations équilibrées la veille |
CaF2(s) = Ca + 2 F
Br2 + CaI = CaBr2 + I =>
Br2 + CaI = CaBr2 + I
Mg(OH)2(s) + HCl = MgCl2 + H2O =>
Mg(OH)2(s) + 2 HCl = MgCl2 + 2 H2O
MnO4 + NH3 = Mn + NO2 + H2O =>
7 MnO4 + 8 NH3 = 7 Mn + 8 NO2 + 12 H2O
Al + NH4Cl + H2O = AlCl3 + NH4OH + H2 =>
2 Al + 6 NH4Cl + 6 H2O = 2 AlCl3 + 6 NH4OH + 3 H2
Ca3(PO4)2 + NaOH = Na3PO4 + Ca(OH)2 =>
Ca3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Ca(OH)2
ZnSO4 + K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + K2SO4 =>
3 ZnSO4 + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 3 K2SO4
Zn(NO3)2 + K3Fe(CN)6 = Zn(CN)6 + K3Fe(NO3)2 =>
Zn(NO3)2 + K3Fe(CN)6 = Zn(CN)6 + K3Fe(NO3)2
Nb2O5 = Nb + O =>
Nb2O5 = 2 Nb + 5 O
C10H8 + H2 = C10H22 =>
C10H8 + 7 H2 = C10H22
HNO3(aq) + CaCO3(s) = CO2 + Ca(NO3)2 + H2O =>
2 HNO3(aq) + CaCO3(s) = CO2 + Ca(NO3)2 + H2O
Tl2(SO4)3 + Br2 + KOH = Tl2SO4 + KBrO3 + K2SO4 + H2O =>
5 Tl2(SO4)3 + 2 Br2 + 24 KOH = 5 Tl2SO4 + 4 KBrO3 + 10 K2SO4 + 12 H2O
SO3{2-} + CrO4{2-} = SO4{2-} + CrO2{2-} =>
2 SO3{2-} + CrO4{2-} = 2 SO4{2-} + CrO2{2-}
Si + KMnO4 = SiO2 + Mn + K2O =>
7 Si + 4 KMnO4 = 7 SiO2 + 4 Mn + 2 K2O
(BeCl)2 + NaOH = (BeOH)2 + NaCl =>
(BeCl)2 + 2 NaOH = (BeOH)2 + 2 NaCl
PCl5(s) + H2O(l) = POCl3(l) + HCl(aq) =>
PCl5(s) + H2O(l) = POCl3(l) + 2 HCl(aq)
CH4(g) + Br2(l) = CBr4(s) + HBr(g) =>
CH4(g) + 4 Br2(l) = CBr4(s) + 4 HBr(g)
Al2(CO3)3 + Mg(IO3)2 = Al(IO3)3 + MgCO3 =>
Al2(CO3)3 + 3 Mg(IO3)2 = 2 Al(IO3)3 + 3 MgCO3
Na + Cu = NaCu =>
Na + Cu = NaCu
(NH4)2CO3 + H3PO4 + CO2 + H2O = C106H263O110N16P + O2 =>
8.0000000000001(NH4)2CO3 + H3PO4 + 98.000000000001CO2 + 98.000000000001H2O = C106H263O110N16P + 106 O2
Ca(NO3)2 + NaHCO3 + HCl = CaCl2 + NaNO3 + H2O + CO2 =>
Ca(NO3)2 + 2 NaHCO3 + 2 HCl = CaCl2 + 2 NaNO3 + 2 H2O + 2 CO2
FeCl3 + (NH4)2O = Fe2O3 + NH4Cl =>
2 FeCl3 + 3(NH4)2O = Fe2O3 + 6 NH4Cl
Zn + CaCl2 = ZnCl2 + Ca =>
Zn + CaCl2 = ZnCl2 + Ca
Na2CO3 + MnO2 = NaMnO2 + CO2 + O2 =>
2 Na2CO3 + 4 MnO2 = 4 NaMnO2 + 2 CO2 + O2
Sr + H3PO4 = Sr3(PO4)2 + H2 =>
3 Sr + 2 H3PO4 = Sr3(PO4)2 + 3 H2
HCI + K2SO3 = KCI + H2O + SO2 =>
2 HCI + K2SO3 = 2 KCI + H2O + SO2
NaHO + CuSO4 = Cu(HO)2 + Na2SO4 =>
2 NaHO + CuSO4 = Cu(HO)2 + Na2SO4
NH4HCO3 = NH3 + H2O + CO2 =>
NH4HCO3 = NH3 + H2O + CO2
CaS + Pb(NO3)2 = Ca(NO3)2 + SPb =>
CaS + Pb(NO3)2 = Ca(NO3)2 + SPb
KOH + FeCl3 = Fe(OH)3 + KCl =>
3 KOH + FeCl3 = Fe(OH)3 + 3 KCl
FeCl3 + KSCN + NH4SCN = Fe(SCN)6 + KCl + NH4 =>
FeCl3 + 3 KSCN + 3 NH4SCN = Fe(SCN)6 + 3 KCl + 3 NH4
KMnO4 + K2S + KOH = K2SO3 + K2MnO4 + H2O =>
6 KMnO4 + K2S + 6 KOH = K2SO3 + 6 K2MnO4 + 3 H2O
Zn + Cu(OH)2 = Zn(OH)2 + Cu2 =>
2 Zn + 2 Cu(OH)2 = 2 Zn(OH)2 + Cu2
Fe(NO3)3 + HSCN = FeSCN + H + NO3 =>
Fe(NO3)3 + HSCN = FeSCN + H + 3 NO3
CrO2 + H2O = H2CrO4 + H2 =>
CrO2 + 2 H2O = H2CrO4 + H2
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
Cu2O(s) + H2(g) = Cu(s) + H2O =>
Cu2O(s) + H2(g) = 2 Cu(s) + H2O
Cl + NaF = FCl + Na =>
Cl + NaF = FCl + Na
AgNO3(aq) + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3(aq) + H2SO4 = Ag2SO4 + 2 HNO3
CH3COOH + H2O2 + Fe = Fe(CH3COO) + H2O =>
2 CH3COOH + H2O2 + 2 Fe = 2 Fe(CH3COO) + 2 H2O
KBr + AgCH3COO = KCH3COO + AgBr =>
KBr + AgCH3COO = KCH3COO + AgBr
Pb3(BO3)2 + H2O = Pb(OH)2 + H3BO3 =>
Pb3(BO3)2 + 6 H2O = 3 Pb(OH)2 + 2 H3BO3
CrO2 + H2O = Cr(OH)3 + OH =>
CrO2 + 2 H2O = Cr(OH)3 + OH
CuSO4 + Ba(CH3COO)2 = Cu(CH3COO)2 + BaSO4 =>
CuSO4 + Ba(CH3COO)2 = Cu(CH3COO)2 + BaSO4
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu
Na2C2 + H2O = NaOH + C2H2 =>
Na2C2 + 2 H2O = 2 NaOH + C2H2
Ca(C2H3O2)2 + AgNO3 = Ca(NO3)2 + Ag(C2H3O2) =>
Ca(C2H3O2)2 + 2 AgNO3 = Ca(NO3)2 + 2 Ag(C2H3O2)
C8H18 + H2O = CO2 + H =>
C8H18 + 16 H2O = 8 CO2 + 50 H
C3H6O2 + Cl2 = C3H5ClO2 + HCl =>
C3H6O2 + Cl2 = C3H5ClO2 + HCl
C4H6O4 + C4H6O3 = C4H4O3 + C2H4O2 =>
C4H6O4 + C4H6O3 = C4H4O3 + 2 C2H4O2
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