| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + H2SO4 = MgSO4 + H2
KMnO4 + Na2S03 + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
4 KMnO4 + Na2S03 + 4 H2SO4 = 4 MnSO4 + 2 K2SO4 + Na2SO4 + 4 H2O
Zn + C + O2 = ZnCO3 =>
2 Zn + 2 C + 3 O2 = 2 ZnCO3
Na3[Al(OH)6] + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 Na3[Al(OH)6] + 6 H2SO4 = Al2(SO4)3 + 3 Na2SO4 + 12 H2O
RbOH + H2S = H2O + Rb2S =>
2 RbOH + H2S = 2 H2O + Rb2S
FeSO4(s) + K2Cr2O7(s) + H2SO4 = Fe2(SO4)3(s) + Cr2(SO4)3(s) + K2SO4(s) + H2O =>
6 FeSO4(s) + K2Cr2O7(s) + 7 H2SO4 = 3 Fe2(SO4)3(s) + Cr2(SO4)3(s) + K2SO4(s) + 7 H2O
K2SO3 + Mg(OH)2 = KOH + MgSO3 =>
K2SO3 + Mg(OH)2 = 2 KOH + MgSO3
Pb + PtO = PbO + Pt =>
Pb + PtO = PbO + Pt
C4H10O + Cr2O7{2-} + H{+} = C4H7O + Cr{3+} + H2O =>
2 C4H10O + Cr2O7{2-} + 8 H{+} = 2 C4H7O + 2 Cr{3+} + 7 H2O
H3PO4 + CuBr = Cu3PO4 + HBr =>
H3PO4 + 3 CuBr = Cu3PO4 + 3 HBr
NaCl(s) + H2SO4(l) = NaHSO4(s) + HCl(g) =>
NaCl(s) + H2SO4(l) = NaHSO4(s) + HCl(g)
K2CO3(aq) + CuBr2(aq) = KBr(aq) + CuCO3(s) =>
K2CO3(aq) + CuBr2(aq) = 2 KBr(aq) + CuCO3(s)
FeSO4 + HNO3 = Fe(NO3)2 + H2SO4 =>
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2SO4
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2OO3 =>
K2Cr2O7 + H2O + S = SO2 + 2 KOH + Cr2OO3
Br{-} = Br2 + {-e} =>
2 Br{-} = Br2 + 2{-e}
A1B2 = A + B =>
A1B2 = A + 2 B
Li2Cr2O7 + HI = CrI3 + H2O + I2 + LiI =>
Li2Cr2O7 + 14 HI = 2 CrI3 + 7 H2O + 3 I2 + 2 LiI
Ga2(SO4)3(aq) + NaOH(aq) = Ga(OH)3(s) + Na2SO4(aq) =>
Ga2(SO4)3(aq) + 6 NaOH(aq) = 2 Ga(OH)3(s) + 3 Na2SO4(aq)
MnO4{-} + S + H{+} = Mn{2+} + SO4{2-} + H2O =>
6 MnO4{-} + 5 S + 8 H{+} = 6 Mn{2+} + 5 SO4{2-} + 4 H2O
BaCO3 + Ca(OH)2 = Ba(OH)2 + CaCO3 =>
BaCO3 + Ca(OH)2 = Ba(OH)2 + CaCO3
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
SI + Cl4 = SICl =>
4 SI + Cl4 = 4 SICl
Sm + I2 = SmI4 =>
Sm + 2 I2 = SmI4
Pr + S = PrS =>
Pr + S = PrS
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
(NH4)2SO4(aq) + BaCl2(aq) = (NH4)2Cl2(aq) + BaSO4(s) =>
(NH4)2SO4(aq) + BaCl2(aq) = (NH4)2Cl2(aq) + BaSO4(s)
LiOH + Si + H2O = Li2SiO3 + H2 =>
2 LiOH + Si + H2O = Li2SiO3 + 2 H2
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
AlCl3O12 + PbS = Al2S3 + Pb(ClO4)2 =>
2 AlCl3O12 + 3 PbS = Al2S3 + 3 Pb(ClO4)2
Al2(SO4)3 + Na = Al + Na2SO4 =>
Al2(SO4)3 + 6 Na = 2 Al + 3 Na2SO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Pb(OH)2 + Hg2S = PbS + Hg(OH) =>
Pb(OH)2 + Hg2S = PbS + 2 Hg(OH)
(NH4)2CO3HNO3 = (NH4)2NO3HCO3 =>
(NH4)2CO3HNO3 = (NH4)2NO3HCO3
NH4S + ZnBr = NH4Br + ZnS =>
NH4S + ZnBr = NH4Br + ZnS
Al2SiO5 + Ca2Al3Si3O12(OH) = CaAl2Si2O8 + Al2O3 + H2O =>
2 Al2SiO5 + 2 Ca2Al3Si3O12(OH) = 4 CaAl2Si2O8 + Al2O3 + H2O
HNO3 + NiBr2 = HBr + Ni(NO3)2 =>
2 HNO3 + NiBr2 = 2 HBr + Ni(NO3)2
H2S + H = H3S =>
H2S + H = H3S
Br2 + Ba(OH)2 = Ba(BrO3)2 + BaBr2 + H2O =>
6 Br2 + 6 Ba(OH)2 = Ba(BrO3)2 + 5 BaBr2 + 6 H2O
Al2SiO5 + Ca2Al3Si3O12(OH) = CaAl2Si2O8 + Al2O3 + H2O =>
2 Al2SiO5 + 2 Ca2Al3Si3O12(OH) = 4 CaAl2Si2O8 + Al2O3 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
NaCl + MgCl2 = NaMgCl3 =>
NaCl + MgCl2 = NaMgCl3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Pb(OH)2 + HNo3 = Pb(No3)2 + H2O =>
Pb(OH)2 + 2 HNo3 = Pb(No3)2 + 2 H2O
Mg2C + H2SO4 = CH4 + MgSO4 =>
Mg2C + 2 H2SO4 = CH4 + 2 MgSO4
Cr + (NO3)3 = Cr((NO3)3) =>
Cr + (NO3)3 = Cr((NO3)3)
Ba(OH)2HBr = HBaBr(OH)2 =>
Ba(OH)2HBr = HBaBr(OH)2
C5H8(l) + O2(g) = CO + H2O =>
2 C5H8(l) + 9 O2(g) = 10 CO + 8 H2O
Ca(ClO)2 + H2O + CO2 = CaCO3 + HCl + O2 =>
Ca(ClO)2 + H2O + CO2 = CaCO3 + 2 HCl + O2
H2SO4 + NaNO3 = HNO3 + Na2SO4 =>
H2SO4 + 2 NaNO3 = 2 HNO3 + Na2SO4
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Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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