Équations équilibrées la veille |
2 Be(ClO3) = 2 BeCl + 3 O2
BaBr2 + Li3PO4 = LiBr + Ba3(PO4)2 =>
3 BaBr2 + 2 Li3PO4 = 6 LiBr + Ba3(PO4)2
[Co(NH3)4(CO3)]2SO4 = CoSO4 + NH3 + CoCO3 + H2O + N2 + CO2 =>
3[Co(NH3)4(CO3)]2SO4 = 3 CoSO4 + 22 NH3 + 3 CoCO3 + 3 H2O + N2 + 3 CO2
NaCl + Ba = Na + BaCl =>
NaCl + Ba = Na + BaCl
NaHSO4*H2O + C2H5OH*7H2O = C2H5HSO4 + Na2SO4 + H2O =>
2 NaHSO4*H2O + C2H5OH*7H2O = C2H5HSO4 + Na2SO4 + 10 H2O
C3H4 + F2 = C3H4F4 =>
C3H4 + 2 F2 = C3H4F4
FeSO4 + K2CrO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
3 FeSO4 + 4 K2CrO4 + 16 H2SO4 = 4 K2SO4 + 2 Cr2(SO4)3 + 3 Fe(SO4)3 + 16 H2O
Mn(OH)2(s) + HCl(aq) = MnCl2 + H2O =>
Mn(OH)2(s) + 2 HCl(aq) = MnCl2 + 2 H2O
KI + KIO3 + H3PO4 = I2 + K3PO4 + H2O =>
5 KI + KIO3 + 2 H3PO4 = 3 I2 + 2 K3PO4 + 3 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
SrO(s) + H2O = Sr(OH)2 =>
SrO(s) + H2O = Sr(OH)2
S(s) + HNO3(aq) = H2SO4(s) + H2O(l) + NO2(g) =>
S(s) + 6 HNO3(aq) = H2SO4(s) + 2 H2O(l) + 6 NO2(g)
Al(Br3) + Cl2 = Al(Cl2) + Br2 =>
2 Al(Br3) + 2 Cl2 = 2 Al(Cl2) + 3 Br2
CaSO4 + MnCl2 = MnSO4 + CaCl2 =>
CaSO4 + MnCl2 = MnSO4 + CaCl2
NiCO3 + H2O = Ni(OH)2 + H2CO3 =>
NiCO3 + 2 H2O = Ni(OH)2 + H2CO3
CH3CH2Cl + CH3CHO = CH3Cl + CH3CH2CHO =>
CH3CH2Cl + CH3CHO = CH3Cl + CH3CH2CHO
Be(OH)2 + H2SO4 = BeSO4 + H(OH) =>
Be(OH)2 + H2SO4 = BeSO4 + 2 H(OH)
K(s) + S(s) = KS =>
K(s) + S(s) = KS
Na3ClO = NaCl + Na2O =>
Na3ClO = NaCl + Na2O
K + BiBr3 = KBr + Bi =>
3 K + BiBr3 = 3 KBr + Bi
Mn2O7 + Na2SO3 = Na2SO4 + MnO2 =>
Mn2O7 + 3 Na2SO3 = 3 Na2SO4 + 2 MnO2
HBr + Sr = BrSr + H =>
HBr + Sr = BrSr + H
Rh + HCl + O2 = H2[RhCl4] + H2O =>
2 Rh + 8 HCl + O2 = 2 H2[RhCl4] + 2 H2O
Zinc + silvernitrate = Silver + Zn(NO3)2 =>
Zn + 2 AgNO3 = 2 Ag + Zn(NO3)2
FeSO4 + K3Fe(CN)6 = K3FeSO4 + Fe(CN)6 =>
FeSO4 + K3Fe(CN)6 = K3FeSO4 + Fe(CN)6
(NH4)2CO3 + Ag(NO3) = Ag2CO3 + NH4NO3 =>
(NH4)2CO3 + 2 Ag(NO3) = Ag2CO3 + 2 NH4NO3
NH4OH + Cu(OH)2 = Cu[(NH3)4(OH)2] + H2O =>
4 NH4OH + Cu(OH)2 = Cu[(NH3)4(OH)2] + 4 H2O
KClO3 + KAsO2 + KOH = K3AsO4 + KCl + H3O =>
2 KClO3 + 9 KAsO2 + 18 KOH = 9 K3AsO4 + 2 KCl + 6 H3O
****H2 + ***Cl2 = ****HCl =>
****H2 + ***Cl2 = 2****HCl
CuCl + O2 + H2O = CuCl2*3Cu(OH)2 + HCl =>
4 CuCl + O2 + 4 H2O = CuCl2*3Cu(OH)2 + 2 HCl
Fe + S4 = Fe2S3 =>
8 Fe + 3 S4 = 4 Fe2S3
HNO3 + NO + H2O = HNO2 =>
HNO3 + 2 NO + H2O = 3 HNO2
Sb2O3 + NO3 + H2O = H3SbO4 + NO =>
Sb2O3 + NO3 + 3 H2O = 2 H3SbO4 + NO
C2H5OH + O2 = CH3CHOH2O =>
2 C2H5OH + O2 = 2 CH3CHOH2O
C15H20 + O2 = CO2 + H2O =>
C15H20 + 20 O2 = 15 CO2 + 10 H2O
HNo3 + K2CrO4 + H2O2 = CrO5 + H2O + KNo3 =>
2 HNo3 + K2CrO4 + 2 H2O2 = CrO5 + 3 H2O + 2 KNo3
Br2 + KOH + H2O = HBr + KBrO3 =>
3 Br2 + KOH + 2 H2O = 5 HBr + KBrO3
C2H3O2 + H2O = C2H3O2H + OH =>
C2H3O2 + H2O = C2H3O2H + OH
FeSO4(aq) + NaOH(aq) = Fe(OH)2(s) + Na2SO4(aq) =>
FeSO4(aq) + 2 NaOH(aq) = Fe(OH)2(s) + Na2SO4(aq)
Ag2S + CuSO4 = Ag2SO4 + CuS =>
Ag2S + CuSO4 = Ag2SO4 + CuS
Sb2O3 + KOH + H2O = K3[Sb(OH)6] =>
Sb2O3 + 6 KOH + 3 H2O = 2 K3[Sb(OH)6]
I2 + OH = H3IO6 + H2O =>
I2 + 18 OH = 2 H3IO6 + 6 H2O
Hg(NO3)2(aq) + Ag(s) = Hg(s) + AgNO3(aq) =>
Hg(NO3)2(aq) + 2 Ag(s) = Hg(s) + 2 AgNO3(aq)
NaI + H2O2 = I2 + NaOH =>
2 NaI + H2O2 = I2 + 2 NaOH
H3NSO3 + Sb = Sb3(NSO3)5 + H2 =>
10 H3NSO3 + 6 Sb = 2 Sb3(NSO3)5 + 15 H2
Na2S + I2 + H2O = HI + Na2SO4 =>
Na2S + 4 I2 + 4 H2O = 8 HI + Na2SO4
I2(s) + CdBr2(aq) = IBr2(aq) + Cd =>
I2(s) + 2 CdBr2(aq) = 2 IBr2(aq) + 2 Cd
NaBr2 + MnO2 + H2SO4 = Na2SO4 + MnSO4 + Br2 + H2O =>
2 NaBr2 + MnO2 + 2 H2SO4 = Na2SO4 + MnSO4 + 2 Br2 + 2 H2O
Na2SO4 + SnS2 = Sn(SO4)2 + Na2S =>
2 Na2SO4 + SnS2 = Sn(SO4)2 + 2 Na2S
BrI + Al = Br2(s) + AlI3(g) =>
6 BrI + 2 Al = 3 Br2(s) + 2 AlI3(g)
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