| Équations équilibrées la veille |
H2O2 + 2 HNO2 = 2 H2NO3
K3[Cr(OH)6] + H2CO3 = KHCO3 + Cr(OH)3 + H2O =>
K3[Cr(OH)6] + 3 H2CO3 = 3 KHCO3 + Cr(OH)3 + 3 H2O
Fe(OH)3 + NH3 = [Fe(NH3)3](OH)3 =>
Fe(OH)3 + 3 NH3 = [Fe(NH3)3](OH)3
HCl9(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl9(aq) + O2(g) = 2 H2O(l) + 18 Cl2(g)
Al + NH4ClO4 = Al2O3 + AlCl3 + H2O + N =>
5 Al + 3 NH4ClO4 = 2 Al2O3 + AlCl3 + 6 H2O + 3 N
KOH = K + OH =>
KOH = K + OH
PbS{2} + O{2} = Pb{2}O{5} + SO{2} =>
PbS{2} + O{2} = Pb{2}O{5} + SO{2}
AlBr3 + AgNO3 = AgBr + Al(NO3)3 =>
AlBr3 + 3 AgNO3 = 3 AgBr + Al(NO3)3
CO2 + Kr = KrC + O2 =>
CO2 + Kr = KrC + O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
C6H8 + O2 = CO2 + H2O =>
C6H8 + 8 O2 = 6 CO2 + 4 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Au2S + H2S = Au2S3 + H2 =>
Au2S + 2 H2S = Au2S3 + 2 H2
Al2(CO3)3 + HNO3 = Al(NO3)3 + H2O + CO2 =>
Al2(CO3)3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O + 3 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
S + HNO3 = NO2 + SO2 + H26 =>
13 S + 26 HNO3 = 26 NO2 + 13 SO2 + H26
NaOH + AIF3 = AI(OH)3 + NaF =>
3 NaOH + AIF3 = AI(OH)3 + 3 NaF
I2 + K2SO3 + KOH = K2SO4 + H2O + KI =>
I2 + K2SO3 + 2 KOH = K2SO4 + H2O + 2 KI
KHSO4 + BaCl2 = Ba(HSO4)2 + KCl =>
2 KHSO4 + BaCl2 = Ba(HSO4)2 + 2 KCl
CaFe(CN)6 = Ca(Fe(CN)6) =>
CaFe(CN)6 = Ca(Fe(CN)6)
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag
Cu2CO3(OH)2 + HCl = CuOH + CO2 + H2O + Cl =>
Cu2CO3(OH)2 + 2 HCl = 2 CuOH + CO2 + H2O + 2 Cl
Pb(No3)2 + Na3Po4 = NaNo2 + PbPo4 =>
Pb(No3)2 + Na3Po4 = 3 NaNo2 + PbPo4
Fe(OH)3 + NH3 = [Fe(NH3)4](OH)3 =>
Fe(OH)3 + 4 NH3 = [Fe(NH3)4](OH)3
Rb(s) + H2O(g) = RbOH(s) + H2(g) =>
2 Rb(s) + 2 H2O(g) = 2 RbOH(s) + H2(g)
CaS5 + HCl = H2S + Ca + Cl2 =>
CaS5 + 10 HCl = 5 H2S + Ca + 5 Cl2
Fe2O3 + C3H8 = Fe + CO + H2O =>
7 Fe2O3 + 3 C3H8 = 14 Fe + 9 CO + 12 H2O
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
Pb(C2H3O2)2 + FeBr3 = PbBr3 + Fe(C2H3O2)2 =>
Pb(C2H3O2)2 + FeBr3 = PbBr3 + Fe(C2H3O2)2
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
P + HNO3 = P(NO3)4 + NO2 + H2O =>
P + 8 HNO3 = P(NO3)4 + 4 NO2 + 4 H2O
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
N2O(g) + O2(g) = NO2(g) =>
2 N2O(g) + 3 O2(g) = 4 NO2(g)
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Fe + HCl = FeCl3 + H =>
Fe + 3 HCl = FeCl3 + 3 H
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
Al(OH)3 + CH3COOH = Al(CH3COO)3 + H2O =>
Al(OH)3 + 3 CH3COOH = Al(CH3COO)3 + 3 H2O
Na2O2 = Na02 + O2 =>
Na2O2 = Na02 + O2
K2Cr2O7 + Fe(NH4)2(SO4)2 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
K2Cr2O7 + 6 Fe(NH4)2(SO4)2 + 7 H2SO4 = K2SO4 + 3 Fe2(SO4)3 + Cr2(SO4)3 + 6(NH4)2SO4 + 7 H2O
Ba(OH)2 + F3CCOOH = H2O + Ba(F3CCOO)2 =>
Ba(OH)2 + 2 F3CCOOH = 2 H2O + Ba(F3CCOO)2
CH3C(CH3)(CH3)CH2OH + Cr2O7 = CH3C(CH3)(CH3)COOH + Cr + H2O =>
7 CH3C(CH3)(CH3)CH2OH + 2 Cr2O7 = 7 CH3C(CH3)(CH3)COOH + 4 Cr + 7 H2O
Li2CO3(s) + H2O(g) = H + CO3 + LiOH =>
Li2CO3(s) + 2 H2O(g) = 2 H + CO3 + 2 LiOH
IO3{-2} + I{-} + H{+} = H2O + I2 =>
2 IO3{-2} + 8 I{-} + 12 H{+} = 6 H2O + 5 I2
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3 =>
CaCl3 + Ag(No3)3 = AgCl3 + Ca(No3)3
CaCl2 + AgNo3 = AgCl + Ca(No3)2 =>
CaCl2 + 2 AgNo3 = 2 AgCl + Ca(No3)2
Pb(N3) + Co(MnO4)3 = CoO + MnO2 + Pb3O4 + NO =>
15 Pb(N3) + 13 Co(MnO4)3 = 13 CoO + 39 MnO2 + 5 Pb3O4 + 45 NO
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
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