| Équations équilibrées la veille |
PbCl2 + 2 NH4SCN = Pb(SCN)2 + 2 NH4Cl
Pb(NO3)2(aq) + FeI3(aq) = PbI2(s) + Fe(NO3)3(aq) =>
3 Pb(NO3)2(aq) + 2 FeI3(aq) = 3 PbI2(s) + 2 Fe(NO3)3(aq)
KI + FeCl2 = I2 + Fe + KCl =>
2 KI + FeCl2 = I2 + Fe + 2 KCl
CaCO3(s) + HCl(aq) = CaCl + CO3H =>
CaCO3(s) + HCl(aq) = CaCl + CO3H
Fe(SCN)3 + NaOH = FeOH + Na(SCN)3 =>
Fe(SCN)3 + NaOH = FeOH + Na(SCN)3
MgCl2 + Sn = SnCl2 + Mg =>
MgCl2 + Sn = SnCl2 + Mg
C8H17 + O2 = CO + H2O =>
4 C8H17 + 33 O2 = 32 CO + 34 H2O
Mg(s) + Fe3{+} = Mg{+} + Fe(s) =>
Mg(s) + Fe3{+} = Mg{+} + 3 Fe(s)
PtCl4 + Cl2 = PtCl8 =>
PtCl4 + 2 Cl2 = PtCl8
Mg + FeSO4 = MgSO3 + FeO =>
Mg + FeSO4 = MgSO3 + FeO
CH3Br + Li = CH3Li + Br =>
CH3Br + Li = CH3Li + Br
C6H5NH3Cl + CH3COONa = C6H5NH2 + CH3COOH + NaCl =>
C6H5NH3Cl + CH3COONa = C6H5NH2 + CH3COOH + NaCl
Al + Ce2 = AlCe3 =>
2 Al + 3 Ce2 = 2 AlCe3
Al2O3 + SO2 = Al + SO3 =>
Al2O3 + 3 SO2 = 2 Al + 3 SO3
N2O3 + HNO3 = NO2 + H2O =>
N2O3 + 2 HNO3 = 4 NO2 + H2O
Cu(s) + HNO3(ac) = Cu(NO3)2(ac) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(ac) = Cu(NO3)2(ac) + 2 NO2(g) + 2 H2O(l)
H2SO4(aq) + CaCO3(s) = CaSO4 + H2O(l) + CO2(g) =>
H2SO4(aq) + CaCO3(s) = CaSO4 + H2O(l) + CO2(g)
Ag2SO4 + Mg3(PO4)2 = Ag3PO4 + MgSO4 =>
3 Ag2SO4 + Mg3(PO4)2 = 2 Ag3PO4 + 3 MgSO4
Fe3C + HCl = FeCl2 + CH4 + H2 =>
Fe3C + 6 HCl = 3 FeCl2 + CH4 + H2
Mg(NO3)2 + Na2Co3 = Mg(Co3)2 + Na2NO3 =>
Mg(NO3)2 + 2 Na2Co3 = Mg(Co3)2 + 2 Na2NO3
Cr2O7{2-} + NH3 + H2O = CrO4{2-} + NH4{+} =>
Cr2O7{2-} + 2 NH3 + H2O = 2 CrO4{2-} + 2 NH4{+}
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
MnO2 + K2Cr2O7 + HF = KMnO4 + CrF3 + H2O =>
2 MnO2 + K2Cr2O7 + 6 HF = 2 KMnO4 + 2 CrF3 + 3 H2O
Ru + Br2 = RuBr =>
2 Ru + Br2 = 2 RuBr
Ag + H3Po4 = Ag3Po4 + H2 =>
6 Ag + 2 H3Po4 = 2 Ag3Po4 + 3 H2
PO = P + O2 =>
2 PO = 2 P + O2
NaHCO3(s) = Na2CO3(aq)CO2(g)H2O(l) =>
2 NaHCO3(s) = Na2CO3(aq)CO2(g)H2O(l)
CoAsS + O2 = SO2 + Co3O4 + As2O3 =>
12 CoAsS + 29 O2 = 12 SO2 + 4 Co3O4 + 6 As2O3
P2O3 + HCl = PH3 + Cl2O =>
P2O3 + 6 HCl = 2 PH3 + 3 Cl2O
NaHSO3 + Al(NO3)3 = Al(OH)3 + NaNO3 + SO2 =>
3 NaHSO3 + Al(NO3)3 = Al(OH)3 + 3 NaNO3 + 3 SO2
Ni8 + HCl = NiCl2 + H2 =>
Ni8 + 16 HCl = 8 NiCl2 + 8 H2
H2SO3 + CaCO3 = CaSO3 + H2O + CO2 =>
H2SO3 + CaCO3 = CaSO3 + H2O + CO2
CO2 + (H2O)3 = C6H2O6 + O =>
18 CO2 + (H2O)3 = 3 C6H2O6 + 21 O
C6H6NO6P + H2O = C6H5NO3 + H3PO4 =>
C6H6NO6P + H2O = C6H5NO3 + H3PO4
Zr(NO3)2 + NaOH = Zr(OH)2 + NaNO3 =>
Zr(NO3)2 + 2 NaOH = Zr(OH)2 + 2 NaNO3
C15H35 + O2 = CO2 + H2O =>
4 C15H35 + 95 O2 = 60 CO2 + 70 H2O
KBr + FeCl3 = Br2 + KCl + FeCl2 =>
2 KBr + 2 FeCl3 = Br2 + 2 KCl + 2 FeCl2
MgCl12 = Mg + Cl =>
MgCl12 = Mg + 12 Cl
CaCl2 + Na2CO3*H2O = CaCO3 + NaCl + H2O =>
CaCl2 + Na2CO3*H2O = CaCO3 + 2 NaCl + H2O
CH3CH(ONa)COONa + H2SO4 = CH3CH(OH)COOH + Na2SO4 =>
CH3CH(ONa)COONa + H2SO4 = CH3CH(OH)COOH + Na2SO4
C3H7I + KOH = C3H6 + KI + H2O =>
C3H7I + KOH = C3H6 + KI + H2O
H2(SO4) + KI = K2(SO4) + HI =>
H2(SO4) + 2 KI = K2(SO4) + 2 HI
KOH + HSO4 = OH2 + KSO4 =>
KOH + HSO4 = OH2 + KSO4
NaOH + C20H14O4 + HCl = NaCl + H3O + HC20 =>
NaOH + C20H14O4 + HCl = NaCl + 5 H3O + HC20
CaC2 + H2O = CaO2H2 + C2H2 =>
CaC2 + 2 H2O = CaO2H2 + C2H2
Pb(s) + HNO3(s) = PbNO3 + H2 =>
2 Pb(s) + 2 HNO3(s) = 2 PbNO3 + H2
NH4PO4 + KMnO4 = KPO4 + NH4MnO4 =>
NH4PO4 + KMnO4 = KPO4 + NH4MnO4
NH4Cl(s) + H2O(l) = NH4OH(g) + HCl(g) =>
NH4Cl(s) + H2O(l) = NH4OH(g) + HCl(g)
CH3COCl + AgNO3 = CH3CONO3 + AgCl =>
CH3COCl + AgNO3 = CH3CONO3 + AgCl
Ba(C2H3O2)2(aq) + Na2SO4(aq) = BaSO4(s) + NaC2H3O2(aq) =>
Ba(C2H3O2)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaC2H3O2(aq)
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