| Équations équilibrées la veille |
6 H2O + 4 FeS2 + 19 O2 = 4 Fe(OH)3 + 8 SO4
Al(s) + Pb(NO3)2(aq) = Al(NO3)5 + Pb =>
2 Al(s) + 5 Pb(NO3)2(aq) = 2 Al(NO3)5 + 5 Pb
Pb(NO3)2 + AgCl = AgNO3 + PbCl2 =>
Pb(NO3)2 + 2 AgCl = 2 AgNO3 + PbCl2
C6H6O + HCl = C6H6OH + Cl =>
C6H6O + HCl = C6H6OH + Cl
Pr + O2 = PrO4 =>
Pr + 2 O2 = PrO4
Ag + Al(NO) = AgNO + Al =>
Ag + Al(NO) = AgNO + Al
H{+} + As2S3 + NO3{-} = HAsO3 + S + NO2 + H2O =>
10 H{+} + As2S3 + 10 NO3{-} = 2 HAsO3 + 3 S + 10 NO2 + 4 H2O
C5H18 + O2 = CO2 + H2O =>
2 C5H18 + 19 O2 = 10 CO2 + 18 H2O
HNO3 + Ca(HCO3)2 = Ca(NO3)2 + HHCO3 =>
2 HNO3 + Ca(HCO3)2 = Ca(NO3)2 + 2 HHCO3
P4(s) + Br(s) = PBr3 =>
P4(s) + 12 Br(s) = 4 PBr3
Na2Cr2O7 + Na3AsO3 + H2SO4 = Na3AsO4 + Cr2(SO4) + NaSO4 + H2O =>
Na2Cr2O7 + 4 Na3AsO3 + 3 H2SO4 = 4 Na3AsO4 + Cr2(SO4) + 2 NaSO4 + 3 H2O
C7HOH + O = C2O + HO =>
2 C7HOH + 9 O = 7 C2O + 4 HO
KSCN + Pb(NO3)2 = K(NO3)2 + PbSCN =>
KSCN + Pb(NO3)2 = K(NO3)2 + PbSCN
FeCl2 + H2O2 = Fe(OH)2 + HCl + O2 =>
FeCl2 + 2 H2O2 = Fe(OH)2 + 2 HCl + O2
KMn + O = MnO + KO =>
KMn + 2 O = MnO + KO
Ca(HCO3)2(s) + HNO3 = Ca(NO3)2 + H(HCO3) =>
Ca(HCO3)2(s) + 2 HNO3 = Ca(NO3)2 + 2 H(HCO3)
ON2H4 + N2O4 = N2 + H2O =>
4 ON2H4 + N2O4 = 5 N2 + 8 H2O
CaCO3 + HBr = Ca(Br)2 + H2O + CO2 =>
CaCO3 + 2 HBr = Ca(Br)2 + H2O + CO2
Na + H3PO3 + H2O = Na3PO4 + H2 =>
6 Na + 2 H3PO3 + 2 H2O = 2 Na3PO4 + 5 H2
C6H6 + (NO2)2SO4 = C6H5NO2 + H2SO4 =>
2 C6H6 + (NO2)2SO4 = 2 C6H5NO2 + H2SO4
Sn{+2} + S{-2} = SnS =>
Sn{+2} + S{-2} = SnS
Fe{2+} + H{+} + KMnO4 = Fe{3+} + Mn{2+} + H2O + K{+} =>
5 Fe{2+} + 8 H{+} + KMnO4 = 5 Fe{3+} + Mn{2+} + 4 H2O + K{+}
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + NaBr(aq) =>
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaBr(aq)
HI + NaOH = INa + H2O =>
HI + NaOH = INa + H2O
NaBr + KOH = NaBrKOH =>
NaBr + KOH = NaBrKOH
C3H5(NO3)3 = HCO2 + H2O + N2 + O2 =>
2 C3H5(NO3)3 = 6 HCO2 + 2 H2O + 3 N2 + 2 O2
S + HNO3 = H2SO4 + NO2 + N2O =>
3 S + 6 HNO3 = 3 H2SO4 + 2 NO2 + 2 N2O
LiBr + CaI2 = CaBr2 + LiI =>
2 LiBr + CaI2 = CaBr2 + 2 LiI
HF + LiOH = LiF + H2O =>
HF + LiOH = LiF + H2O
Al(OH)2 = Al2O2 + H2O =>
2 Al(OH)2 = Al2O2 + 2 H2O
Li + Mg(OH)2 = Mg + Li(OH) =>
2 Li + Mg(OH)2 = Mg + 2 Li(OH)
NH4OH + H2CO3 = (NH4)2CO3 + HOH =>
2 NH4OH + H2CO3 = (NH4)2CO3 + 2 HOH
HgNH2 + Cl = HgNH2Cl =>
HgNH2 + Cl = HgNH2Cl
Na2CO3 + FeCl3 + H2O = Fe(OH)3 + NaCl + CO2 =>
3 Na2CO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 6 NaCl + 3 CO2
CrSO4 + Na2SO4 + H2O = Na2Cr(SO4)2*6H2O =>
CrSO4 + Na2SO4 + 6 H2O = Na2Cr(SO4)2*6H2O
Cl + NaF = NaCl + F =>
Cl + NaF = NaCl + F
Na(OH)2 + CO2 = H2O + NaCO3 =>
Na(OH)2 + CO2 = H2O + NaCO3
Ni + OH = NiOH =>
Ni + OH = NiOH
Mn2O7 + CH3CH2OH = MnO2 + CH3CO2H + H2O =>
2 Mn2O7 + 3 CH3CH2OH = 4 MnO2 + 3 CH3CO2H + 3 H2O
Al(NO3)3*9H2O + Ba(NO3)2 + (NH2)2CO = BaAl12O19 + H2O + CO2 + N2 =>
36 Al(NO3)3*9H2O + 3 Ba(NO3)2 + 95(NH2)2CO = 3 BaAl12O19 + 514 H2O + 95 CO2 + 152 N2
NH3NO3 = N + H2O + O2 =>
4 NH3NO3 = 8 N + 6 H2O + 3 O2
CH3CH(OH)COOH + H2O = CH3CH(OH)COO{-} + H3O{+} =>
CH3CH(OH)COOH + H2O = CH3CH(OH)COO{-} + H3O{+}
H2 + C30H62 = C13H28 =>
17 H2 + 13 C30H62 = 30 C13H28
H2SO4 + CuCO3 = CuSO4 + CH2O3 =>
H2SO4 + CuCO3 = CuSO4 + CH2O3
Al[OH]3 + Ba[NO3]2 = Al[NO3]3 + Ba[OH]2 =>
2 Al[OH]3 + 3 Ba[NO3]2 = 2 Al[NO3]3 + 3 Ba[OH]2
C17H21NO4 + O2 = CO2 + H2O + NO2 =>
4 C17H21NO4 + 85 O2 = 68 CO2 + 42 H2O + 4 NO2
HNO2 + Cr2O7{2-} + H3O{+} = NO3{-} + Cr{3+} + H2O =>
3 HNO2 + Cr2O7{2-} + 5 H3O{+} = 3 NO3{-} + 2 Cr{3+} + 9 H2O
K2CrO4 + Pb(NO3)2 = (PbCrO4) + KNO3 =>
K2CrO4 + Pb(NO3)2 = (PbCrO4) + 2 KNO3
Cr(OH)3 + ClO3{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)3 + ClO3{-} + 4 OH{-} = 2 CrO4{2-} + Cl{-} + 5 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
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