| Équations équilibrées la veille |
3 H3BO3 + C6H14O6 = 3 HBO3 + 6 H2O + C6H8
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Ag(s) + HNO3(a) + H2S(g) = Ag2S + H2O + N =>
10 Ag(s) + 2 HNO3(a) + 5 H2S(g) = 5 Ag2S + 6 H2O + 2 N
NaHCO2 + H2SO4 = CO + H2O + Na2SO4 =>
2 NaHCO2 + H2SO4 = 2 CO + 2 H2O + Na2SO4
Mg(NO3)2 + C2H3O2 = (C2H3O2)2(NO3)2 + Mg =>
Mg(NO3)2 + 2 C2H3O2 = (C2H3O2)2(NO3)2 + Mg
Pb(s) + HCl(aq) = H2(g) + PbCl4(aq) =>
Pb(s) + 4 HCl(aq) = 2 H2(g) + PbCl4(aq)
NH4ReO4 + H2S + HCl = Re2S7 + (NH4)Cl + H2O =>
2 NH4ReO4 + 7 H2S + 2 HCl = Re2S7 + 2(NH4)Cl + 8 H2O
O2 = O3 =>
3 O2 = 2 O3
Al2(SO4)3 + Hg = HgSO4 + Al =>
Al2(SO4)3 + 3 Hg = 3 HgSO4 + 2 Al
KO(s) + H2(l) = KOH(aq) =>
2 KO(s) + H2(l) = 2 KOH(aq)
H + (CO3)2 = HCO3 =>
2 H + (CO3)2 = 2 HCO3
HMnO4 + Pb(NO3)2 + H2O = Mn(NO3)2 + PbO2 + HNO3 =>
2 HMnO4 + 5 Pb(NO3)2 + 2 H2O = 2 Mn(NO3)2 + 5 PbO2 + 6 HNO3
KMnO4 + S8 + H2O = MnO2 + SO2 + KOH =>
32 KMnO4 + 3 S8 + 16 H2O = 32 MnO2 + 24 SO2 + 32 KOH
Ca + HCOOH = Ca(HCOO)2 + H2 =>
Ca + 2 HCOOH = Ca(HCOO)2 + H2
H2SiO4 + NaOH = Na2SiO4 + H2O =>
H2SiO4 + 2 NaOH = Na2SiO4 + 2 H2O
Fe2 + CuN = Fe2N + Cu =>
Fe2 + CuN = Fe2N + Cu
I2 + H2O2 = HI + O2 =>
I2 + H2O2 = 2 HI + O2
Ba3(PO4)2 = Ba{2+} + PO4{3-} =>
Ba3(PO4)2 = 3 Ba{2+} + 2 PO4{3-}
Cr3OH + H2SO4 = Cr3H2SO4 + OH =>
Cr3OH + H2SO4 = Cr3H2SO4 + OH
Sn(NO3)2 + Fe = FeNO3 + Sn =>
Sn(NO3)2 + 2 Fe = 2 FeNO3 + Sn
S + HNO3 = SO2 + NO2 + H2O =>
S + 4 HNO3 = SO2 + 4 NO2 + 2 H2O
CN2 + H2SO4 = CN2SO4 + H2 =>
CN2 + H2SO4 = CN2SO4 + H2
AlCl + NH4S = AlS + NH4Cl =>
AlCl + NH4S = AlS + NH4Cl
K[Cr(OH)4] + AgNO3 + KOH = Ag + K2CrO4 + KNO3 + H2O =>
K[Cr(OH)4] + 3 AgNO3 + 4 KOH = 3 Ag + K2CrO4 + 3 KNO3 + 4 H2O
H2O2 + Na2S = Na2SO2 + H2O =>
2 H2O2 + Na2S = Na2SO2 + 2 H2O
Zn(OH)2 + H3PO4 = ZnOHH2PO4 + H2O =>
Zn(OH)2 + H3PO4 = ZnOHH2PO4 + H2O
NH4I + Ca(OH)2 = CaI2 + H2O + NH3 =>
2 NH4I + Ca(OH)2 = CaI2 + 2 H2O + 2 NH3
NH4I + Ca(OH)2 = CaH4I + N(OH)2 =>
NH4I + Ca(OH)2 = CaH4I + N(OH)2
SCl4 + HNO3 + H2O = H2SO4 + NO2 + HCl =>
SCl4 + 2 HNO3 + 2 H2O = H2SO4 + 2 NO2 + 4 HCl
Al + H{+} = Al{+3}{+} + H2 =>
2 Al + 6 H{+} = 2 Al{+3}{+} + 3 H2
H4SiO4 + CaO = Ca4(SiO4)2 + H2O =>
2 H4SiO4 + 4 CaO = Ca4(SiO4)2 + 4 H2O
NaAlO2 = NaAl + O2 =>
NaAlO2 = NaAl + O2
Ca(OH)2 + NH4I = CaI2 + NH4OH =>
Ca(OH)2 + 2 NH4I = CaI2 + 2 NH4OH
MgO + SO2 = MgSO3 =>
MgO + SO2 = MgSO3
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
P4 + HCl = PH3 + PCl3 =>
P4 + 6 HCl = 2 PH3 + 2 PCl3
Cr + HCl = CrCl3 + H2 =>
2 Cr + 6 HCl = 2 CrCl3 + 3 H2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
S8 + NaOH = Na2S + Na2SO4 + H2O =>
S8 + 16 NaOH = 6 Na2S + 2 Na2SO4 + 8 H2O
Fe2SiO4 + O2 = Fe3O4 + FeSiO3 =>
6 Fe2SiO4 + O2 = 2 Fe3O4 + 6 FeSiO3
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
HC6H7O6 + NaOH = H2O + NaC6H7O6 =>
HC6H7O6 + NaOH = H2O + NaC6H7O6
P2O5 + K2O = KPO3 =>
P2O5 + K2O = 2 KPO3
Na3(PO4) + Ca4(Fe(CN)6)2 = Ca3(PO4)2 + Na4(Fe(CN)6) =>
8 Na3(PO4) + 3 Ca4(Fe(CN)6)2 = 4 Ca3(PO4)2 + 6 Na4(Fe(CN)6)
Al + Cu[NO3]2 = Cu + Al[NO3]3 =>
2 Al + 3 Cu[NO3]2 = 3 Cu + 2 Al[NO3]3
Al(OH)4 + H2SO4 = Al(oh)3 + H2O + (SO4)2 =>
3 Al(OH)4 + 6 H2SO4 = Al(oh)3 + 12 H2O + 3(SO4)2
HIKOH = KIH2O =>
HIKOH = KIH2O
HNO2 + SO2 = NO + H2SO4 =>
2 HNO2 + SO2 = 2 NO + H2SO4
OCl{-} + Cr2O3 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
3 OCl{-} + Cr2O3 + 4 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 2 H2O
NH4ClO3 + Mg(OH)2 = NHOH4 + Mg(ClO3)2 =>
2 NH4ClO3 + Mg(OH)2 = 2 NHOH4 + Mg(ClO3)2
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Équations équilibrées sur01/26/25
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