| Équations équilibrées la veille |
2 NaCl + Ba = BaCl2 + 2 Na
SrN2 = Sr3 + N2 =>
3 SrN2 = Sr3 + 3 N2
Fe + Cl3 + KOH = Fe(OH)3 + KCl3 =>
Fe + 3 Cl3 + 3 KOH = Fe(OH)3 + 3 KCl3
C6H4OHCOOH + Cr2O3 + Fe(OH)3 = C6H6 + Fe2(Cr2O7)3 + H2O =>
18 C6H4OHCOOH + 21 Cr2O3 + 14 Fe(OH)3 = 21 C6H6 + 7 Fe2(Cr2O7)3 + 12 H2O
NaSO + ScO = ScSO + NaO =>
NaSO + ScO = ScSO + NaO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Bi + O = BiO =>
Bi + O = BiO
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
C6H12O7 + O2 = C6H8O7 + H2O =>
C6H12O7 + O2 = C6H8O7 + 2 H2O
C4H8N8O8 + KNO3 = CO2 + H2O + K + N =>
3 C4H8N8O8 + 4 KNO3 = 12 CO2 + 12 H2O + 4 K + 28 N
HClO4 + RbOH = RbClO4 + HOH =>
HClO4 + RbOH = RbClO4 + HOH
Cr(NO3)3 + Na3(PO4) = Cr3(PO4)3 + Na(NO3) =>
3 Cr(NO3)3 + 3 Na3(PO4) = Cr3(PO4)3 + 9 Na(NO3)
Zn(s) + AgF(aq) = ZnF2 + Ag =>
Zn(s) + 2 AgF(aq) = ZnF2 + 2 Ag
Co + H2O = Co2O3 + H2 =>
2 Co + 3 H2O = Co2O3 + 3 H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Ba(OH)2 + Na2CO3 = BaCO3 + NaOH =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 NaOH
HgS(s) = Hg(l) + S8(s) =>
8 HgS(s) = 8 Hg(l) + S8(s)
Cr + I2 = CrI3 =>
2 Cr + 3 I2 = 2 CrI3
Cu2O + H2SO4 = CuSO4 + Cu + H2O =>
Cu2O + H2SO4 = CuSO4 + Cu + H2O
SO3 + NH3 = SO2 + N2 + H2O =>
3 SO3 + 2 NH3 = 3 SO2 + N2 + 3 H2O
ZnS + AlP = Zn3P2 + Al2S3 =>
3 ZnS + 2 AlP = Zn3P2 + Al2S3
Fe(OH)2 + K2CrO4 + H2O = KOH + K[Cr(OH)4] + Fe(OH)3 =>
3 Fe(OH)2 + K2CrO4 + 4 H2O = KOH + K[Cr(OH)4] + 3 Fe(OH)3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
SiH4 + O2 = H2O + SiO2 =>
SiH4 + 2 O2 = 2 H2O + SiO2
(NH4)Cl + Ba(OH)2 = BaCl2 + NH4(OH) =>
2(NH4)Cl + Ba(OH)2 = BaCl2 + 2 NH4(OH)
Ba + CrO4 = BaCrO4 =>
Ba + CrO4 = BaCrO4
KClO + CrCl3 + KOH = K2CrO4 + KCl + H2O =>
3 KClO + 2 CrCl3 + 10 KOH = 2 K2CrO4 + 9 KCl + 5 H2O
H3 + O2 = H2O2 =>
2 H3 + 3 O2 = 3 H2O2
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
As2 + O3 = AsO =>
3 As2 + 2 O3 = 6 AsO
O1 = O2 =>
2 O1 = O2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SO2 + Br2 + H2O = Br{-} + SO4{2-} + H{+} =>
SO2 + Br2 + 2 H2O = 2 Br{-} + SO4{2-} + 4 H{+}
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2 =>
Cu2S + 6 HNO3 = Cu(NO3)2 + CuSO4 + 4 NO2 + 3 H2
H2O2 + ClO2 = O2 + ClO2{-} + H{+} =>
H2O2 + 2 ClO2 = O2 + 2 ClO2{-} + 2 H{+}
Cu + Na3PO4 = Cu3(PO4)2 + Na =>
3 Cu + 2 Na3PO4 = Cu3(PO4)2 + 6 Na
K3(PO4) + Ag(NO3) = K(NO3) + Ag3(PO4) =>
K3(PO4) + 3 Ag(NO3) = 3 K(NO3) + Ag3(PO4)
C5H11OH + KMnO4 + H2SO4 = C5H10O2 + K2SO4 + MnSO4 + H2O =>
5 C5H11OH + 4 KMnO4 + 6 H2SO4 = 5 C5H10O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
KOH + Cr2(CO3)3 = Cr(OH)3 + K2CO3 =>
6 KOH + Cr2(CO3)3 = 2 Cr(OH)3 + 3 K2CO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KI + KClO3 + HCl = I2 + H2O + KCl =>
6 KI + KClO3 + 6 HCl = 3 I2 + 3 H2O + 7 KCl
CuO + S = Cu2O + SO2 =>
4 CuO + S = 2 Cu2O + SO2
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
CH3CH2OH + KMnO4 + H2SO4 = HCOOH + MnSO4 + H2O + KSO4 =>
CH3CH2OH + 2 KMnO4 + 4 H2SO4 = 2 HCOOH + 2 MnSO4 + 5 H2O + 2 KSO4
(NH4)3PO4 + Ca(OH)2 = NH4OH + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 Ca(OH)2 = 6 NH4OH + Ca3(PO4)2
Mo + H2 = MoH6 =>
Mo + 3 H2 = MoH6
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Équations équilibrées sur12/16/24
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