| Équations équilibrées la veille |
5 C4H8 + 8 KMnO4 + 12 H2SO4 = 10 C2H4O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
HCOH + Cu(OH)2 = HCOOH + CuOH + H2O =>
HCOH + 2 Cu(OH)2 = HCOOH + 2 CuOH + H2O
SO3{-2} + H2O = SO4{-2} + H{+} + e =>
SO3{-2} + H2O = SO4{-2} + 2 H{+} + 2e
Cr2(SO4)3 + Na2O2 + NaOH = Na2CrO4 + Na2SO4 + H2O =>
Cr2(SO4)3 + 3 Na2O2 + 4 NaOH = 2 Na2CrO4 + 3 Na2SO4 + 2 H2O
C2H2 + Na = C2HNa + H2 =>
2 C2H2 + 2 Na = 2 C2HNa + H2
Cr + H2S = Cr2S3 + H2 =>
2 Cr + 3 H2S = Cr2S3 + 3 H2
Pb + CrCl3 = PbCl2 + Cr =>
3 Pb + 2 CrCl3 = 3 PbCl2 + 2 Cr
NaHCO3 + KOH = NaOH + KHCO3 =>
NaHCO3 + KOH = NaOH + KHCO3
Ca(NO3)2(aq) + Na(s) = NaNO3(aq) + Ca(s) =>
Ca(NO3)2(aq) + 2 Na(s) = 2 NaNO3(aq) + Ca(s)
MgCl2 + Br2 = MgBr2 + Cl2 =>
MgCl2 + Br2 = MgBr2 + Cl2
H2S + HOCl = S + HCl + H2O =>
H2S + HOCl = S + HCl + H2O
UO2(NO3)2 + NH3 + H2O = (NH4)2U2O7 + HNO3 =>
2 UO2(NO3)2 + 2 NH3 + 3 H2O = (NH4)2U2O7 + 4 HNO3
C4H9I + Na = C8H18 + NaI =>
2 C4H9I + 2 Na = C8H18 + 2 NaI
CH3NH2 + H2O = CH3NH3{+} + OH{-} =>
CH3NH2 + H2O = CH3NH3{+} + OH{-}
C6H10 + HBr = C6H12Br2 =>
C6H10 + 2 HBr = C6H12Br2
CH3CH2OH + MnO4 = CH3COO + MnO2 + H2O =>
4 CH3CH2OH + 5 MnO4 = 4 CH3COO + 5 MnO2 + 6 H2O
KClO3 = KCl + O2 = CO2 + H2O =>
2 KClO3 = 2 KCl + 3 O2
Cu2SO4(aq) + Na3PO4(aq) = Cu3PO4(s) + Na2SO4(aq) =>
3 Cu2SO4(aq) + 2 Na3PO4(aq) = 2 Cu3PO4(s) + 3 Na2SO4(aq)
P4 + ClO3{-} + H2O = PO4{-3} + Cl{-} + H3O{+} =>
3 P4 + 10 ClO3{-} + 54 H2O = 12 PO4{-3} + 10 Cl{-} + 36 H3O{+}
CH3OH + NaClO = HCOH + H2O + NaCl =>
CH3OH + NaClO = HCOH + H2O + NaCl
H2S + Sb = H2 + Sb2S5 =>
5 H2S + 2 Sb = 5 H2 + Sb2S5
NaHCO3 + Cl2 = NaClO + NaCl + CO2 + H2O =>
2 NaHCO3 + Cl2 = NaClO + NaCl + 2 CO2 + H2O
PSCl3 + H2O = HOP(S)Cl2 + HCl =>
PSCl3 + H2O = HOP(S)Cl2 + HCl
Ca(H2PO4)2 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
Ca(H2PO4)2 + 2 Ca(OH)2 = Ca3(PO4)2 + 4 H2O
Cl2 + O3 = ClO2 =>
3 Cl2 + 4 O3 = 6 ClO2
KOH(aq) + H3PO4(aq) = K3PO4(aq) + H2O(l) =>
3 KOH(aq) + H3PO4(aq) = K3PO4(aq) + 3 H2O(l)
V + P = V3P2 =>
3 V + 2 P = V3P2
Fe + Na2O = Na + FeO2 =>
Fe + 2 Na2O = 4 Na + FeO2
AgNO3 + Cl2 = AgCl + N2O3 + O2 =>
4 AgNO3 + 2 Cl2 = 4 AgCl + 2 N2O3 + 3 O2
Zn + Na2SO4 = ZnSO4 + Na =>
Zn + Na2SO4 = ZnSO4 + 2 Na
C2H3NaO2 + HCl = NaCl + CH3COOH =>
C2H3NaO2 + HCl = NaCl + CH3COOH
Fe2O3 + C2H6 = Fe + CO2 + H2O =>
7 Fe2O3 + 3 C2H6 = 14 Fe + 6 CO2 + 9 H2O
C + N = C2N2 =>
2 C + 2 N = C2N2
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
Al + Ba(OH)2 + H2O = Ba[Al(OH)4] + H2 =>
Al + Ba(OH)2 + 2 H2O = Ba[Al(OH)4] + H2
Zn + OH{-} + H2O = [Zn(OH)4]2{-} + H2 =>
4 Zn + 2 OH{-} + 14 H2O = 2[Zn(OH)4]2{-} + 7 H2
H2 + P = H3P =>
3 H2 + 2 P = 2 H3P
HCOOH + NaOH = HCOONa + H2O =>
HCOOH + NaOH = HCOONa + H2O
Na2SO3 + HClO = NaClO + H2SO3 =>
Na2SO3 + 2 HClO = 2 NaClO + H2SO3
H3PO4 + C = P4 + CO + H2O =>
4 H3PO4 + 10 C = P4 + 10 CO + 6 H2O
FeSO4 + Cl2 = Fe2(SO4)3 + FeCl3 =>
6 FeSO4 + 3 Cl2 = 2 Fe2(SO4)3 + 2 FeCl3
Fe + NH3 = Fe(NH3) =>
Fe + NH3 = Fe(NH3)
CH2O = C + H2O =>
CH2O = C + H2O
CaO + BeO = CaBeO2 =>
CaO + BeO = CaBeO2
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
K2Cr2O7 + K2S + H2O = Cr(OH)3 + S + KOH =>
K2Cr2O7 + 3 K2S + 7 H2O = 2 Cr(OH)3 + 3 S + 8 KOH
SbF5 = F2 + SbF3 =>
SbF5 = F2 + SbF3
NH4Cl(aq) + KOH(aq) = KCl(aq) + NH3(g) + H2O(l) =>
NH4Cl(aq) + KOH(aq) = KCl(aq) + NH3(g) + H2O(l)
KMnO4 + HI = KOH + MnO2 + H2O + I2 =>
2 KMnO4 + 6 HI = 2 KOH + 2 MnO2 + 2 H2O + 3 I2
Fe + CuS = FeS + Cu =>
Fe + CuS = FeS + Cu
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Équations équilibrées sur10/23/24
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