| Équations équilibrées la veille |
Cu(SO4) + 2(NH4)OH = Cu(OH)2 + (NH4)2SO4
C2H6N10 = CH4 + C + N2 =>
2 C2H6N10 = 3 CH4 + C + 10 N2
Ca(NO3)2 + HClO4 = Ca(ClO4)2 + HNO3 =>
Ca(NO3)2 + 2 HClO4 = Ca(ClO4)2 + 2 HNO3
AlCl3 + C2H3OCl = C2H3O + AlCl4 =>
AlCl3 + C2H3OCl = C2H3O + AlCl4
K + H3Po4 = KPo4 + H2 =>
2 K + 2 H3Po4 = 2 KPo4 + 3 H2
Fe + Ag2S = Ag + FeS =>
Fe + Ag2S = 2 Ag + FeS
KMnO4 + H2SO4 + As2O3 = MnSO4 + K2SO4 + H2O + As2O5 =>
4 KMnO4 + 6 H2SO4 + 5 As2O3 = 4 MnSO4 + 2 K2SO4 + 6 H2O + 5 As2O5
CuSO4 + AgNo3 = Ag2SO4 + Cu(No3)2 =>
CuSO4 + 2 AgNo3 = Ag2SO4 + Cu(No3)2
H2O2 + H3C2OH = H2O + CO2 =>
5 H2O2 + H3C2OH = 7 H2O + 2 CO2
H2SO4 + Na = H2 + Na2SO4 =>
H2SO4 + 2 Na = H2 + Na2SO4
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Be + OH{-} + H2O = [Be(OH)4]{2-} + H2 =>
Be + 2 OH{-} + 2 H2O = [Be(OH)4]{2-} + H2
KClO3 + H2SO4 + KI = KCl + K2SO4 + I2 + H2O =>
KClO3 + 3 H2SO4 + 6 KI = KCl + 3 K2SO4 + 3 I2 + 3 H2O
NH3OHCl + K2Cr2O7 + HCl = KCl + CrCl3 + H2O + N2 =>
6 NH3OHCl + K2Cr2O7 + 2 HCl = 2 KCl + 2 CrCl3 + 13 H2O + 3 N2
Cd + Na2S + HCl = CdS + H2 + NaCl =>
Cd + Na2S + 2 HCl = CdS + H2 + 2 NaCl
CH3CHO + MnO + H{+} = CH3COOH + Mn2{+} + H2O =>
3 CH3CHO + 4 MnO + 2 H{+} = 3 CH3COOH + 2 Mn2{+} + H2O
BaSO4 + HNO3 = Ba(NO3)2 + H2SO4 =>
BaSO4 + 2 HNO3 = Ba(NO3)2 + H2SO4
NaNO3 = O2 + Na + NO2 =>
2 NaNO3 = O2 + 2 Na + 2 NO2
HS + NO4Cl = HCl + NO4S =>
HS + NO4Cl = HCl + NO4S
NH4Cl + Cu(OH)2 = NH3 + CuCl2 + H2O =>
2 NH4Cl + Cu(OH)2 = 2 NH3 + CuCl2 + 2 H2O
Cr2(SO4)3 + KMnO4 = Cr(MnO4)3 + K2SO4 =>
Cr2(SO4)3 + 6 KMnO4 = 2 Cr(MnO4)3 + 3 K2SO4
Sc2(SO4)3 + Cr(ClO3)3 = Sc(ClO3)3 + Cr2(SO4)3 =>
Sc2(SO4)3 + 2 Cr(ClO3)3 = 2 Sc(ClO3)3 + Cr2(SO4)3
Al2(SO4)3 + AgNO3 = Ag2(SO4) + Al(NO3)3 =>
Al2(SO4)3 + 6 AgNO3 = 3 Ag2(SO4) + 2 Al(NO3)3
RuO2 + HCl + CH3CH2OH = RuCl3 + H2O + CO2 =>
12 RuO2 + 36 HCl + CH3CH2OH = 12 RuCl3 + 21 H2O + 2 CO2
NaBr(electricity) = Na + Br =>
NaBr(electricity) = Na + Br
KO5 + CO5 = K2C5O + O4 =>
4 KO5 + 10 CO5 = 2 K2C5O + 17 O4
C1O2(g) + H2O(g) = HC1O2(g) + HC1O3(g) =>
2 C1O2(g) + H2O(g) = HC1O2(g) + HC1O3(g)
KMnO4 + H2SO4 + CaBr2 = K2SO4 + MnSO4 + CaSO4 + Br + H2O =>
2 KMnO4 + 8 H2SO4 + 5 CaBr2 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 10 Br + 8 H2O
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Al2(SO4)3(ac) + NaOH(ac) = Al(OH)3 + Na2SO4 =>
Al2(SO4)3(ac) + 6 NaOH(ac) = 2 Al(OH)3 + 3 Na2SO4
K + SrSO4 = K2SO4 + Sr =>
2 K + SrSO4 = K2SO4 + Sr
CH4 + O2 = CO2 + H2O = C6H12O6 + O2 =>
CH4 + 2 O2 = CO2 + 2 H2O
Mg(OH)2 + Ag = AgOH + Mg2 =>
2 Mg(OH)2 + 4 Ag = 4 AgOH + Mg2
Fe(NH4)2(SO4)2(H2O)6 + (H2C2O4) = Fe(C2O4)(H2O) + (NH4)2(SO4) + (H2SO4) + (H2O) =>
Fe(NH4)2(SO4)2(H2O)6 + (H2C2O4) = Fe(C2O4)(H2O) + (NH4)2(SO4) + (H2SO4) + 5(H2O)
Na2S2O3(aq) + HCl(aq) = S(s) + H2SO3(aq) + NaCl(aq) =>
Na2S2O3(aq) + 2 HCl(aq) = S(s) + H2SO3(aq) + 2 NaCl(aq)
ZnO + P2O5 = Zn(PO3)2 =>
ZnO + P2O5 = Zn(PO3)2
Hg2 + NaOH = Hg2(OH)2 + Na =>
Hg2 + 2 NaOH = Hg2(OH)2 + 2 Na
LiIO = LiI + O =>
LiIO = LiI + O
Sb2S3 + HCl = H3SbCl6 + H2S =>
Sb2S3 + 12 HCl = 2 H3SbCl6 + 3 H2S
PbCl2(s) + Li2SO4(aq) = PbSO4(s) + LiCl(aq) =>
PbCl2(s) + Li2SO4(aq) = PbSO4(s) + 2 LiCl(aq)
Al + Cu2 = AlCu =>
2 Al + Cu2 = 2 AlCu
Mg(s) + FeSO4 = Fe(s) + MgSO4(s) =>
Mg(s) + FeSO4 = Fe(s) + MgSO4(s)
Li + O2(g) = LiO2(l) =>
Li + O2(g) = LiO2(l)
Pb(NO3)2 + K2CrO4 = Pb(CrO4)K2(NO3)2 =>
Pb(NO3)2 + K2CrO4 = Pb(CrO4)K2(NO3)2
K3[Fe(CN)6] + NaOH = Fe(OH)3 + NaCN + KCN =>
K3[Fe(CN)6] + 3 NaOH = Fe(OH)3 + 3 NaCN + 3 KCN
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Sb(OH)4HClO3 = SbO3HCl(OH)4 =>
Sb(OH)4HClO3 = SbO3HCl(OH)4
NaNO3 + CuSO4 = Cu(NO3)2 + Na2SO4 =>
2 NaNO3 + CuSO4 = Cu(NO3)2 + Na2SO4
CH3(CH2)6COONa + H2SO4 = CH3(CH2)6COO + NaH2SO4 =>
CH3(CH2)6COONa + H2SO4 = CH3(CH2)6COO + NaH2SO4
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