| Équations équilibrées la veille |
2 C2H5OH + 2 NaClO = 2 NaCl + CH3COOC2H5 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Al + HCI = Al(CI)3 + H2 =>
2 Al + 6 HCI = 2 Al(CI)3 + 3 H2
Sn + Ag2SO4 = SnSO4 + Ag =>
Sn + Ag2SO4 = SnSO4 + 2 Ag
C3H7OH + Br2 = C3H6O + HBr =>
C3H7OH + Br2 = C3H6O + 2 HBr
H3O + CH3COO = OH + CH3COOH =>
H3O + 2 CH3COO = OH + 2 CH3COOH
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
HCl + Pb2(NO3) = Pb2Cl + HNO3 =>
HCl + Pb2(NO3) = Pb2Cl + HNO3
SO2(g) + H2(g) = S(s) + H2O(g) =>
SO2(g) + 2 H2(g) = S(s) + 2 H2O(g)
Ca(HS)2 + HCl = CaCl2 + H2S =>
Ca(HS)2 + 2 HCl = CaCl2 + 2 H2S
H2CO3 = H2CO2 + O =>
H2CO3 = H2CO2 + O
NaOH(ac) + Fe(No3)3(ac) = NaNo3(ac) + Fe(OH)3(s) =>
3 NaOH(ac) + Fe(No3)3(ac) = 3 NaNo3(ac) + Fe(OH)3(s)
Pb(s) + Cu(No3)2(aq) = Pb(No3)2(aq) + Cu(s) =>
Pb(s) + Cu(No3)2(aq) = Pb(No3)2(aq) + Cu(s)
Na6V10O28 + Al + HCl = AlCl3 + VCl3 + NaCl + H2O =>
3 Na6V10O28 + 20 Al + 168 HCl = 20 AlCl3 + 30 VCl3 + 18 NaCl + 84 H2O
CuCl + NH3 = CuNH3 + Cl =>
CuCl + NH3 = CuNH3 + Cl
K2MnO4 + NaI + H2SO4 = I2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
K2MnO4 + 4 NaI + 4 H2SO4 = 2 I2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
KI(s) + Pb(NO3)2 = KNO3(aq) + PbI2(s) =>
2 KI(s) + Pb(NO3)2 = 2 KNO3(aq) + PbI2(s)
CaCO3 + AgNO3 = CaNO3 + AgCO3 =>
CaCO3 + AgNO3 = CaNO3 + AgCO3
Al(NO3)3(aq) + K2S(aq) = Al2S3 + KNO3 =>
2 Al(NO3)3(aq) + 3 K2S(aq) = Al2S3 + 6 KNO3
C6H12O6 + Cu{2+} + OH{-} = C6H12O7 + Cu2O + H2O =>
C6H12O6 + 2 Cu{2+} + 4 OH{-} = C6H12O7 + Cu2O + 2 H2O
AgOH + H2SO4 = Ag2SO4 + H2O =>
2 AgOH + H2SO4 = Ag2SO4 + 2 H2O
H3PO4(aq) + Zn(OH)2(s) = Zn3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Zn(OH)2(s) = Zn3(PO4)2(s) + 6 H2O(l)
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
H{+} + Cr2O7{2-} + Fe{2+} = Cr{3+} + Fe{3+} + H2O =>
14 H{+} + Cr2O7{2-} + 6 Fe{2+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
CO2 + NH3 + H = C5H7O2N + H2O =>
5 CO2 + NH3 + 20 H = C5H7O2N + 8 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C7H4O + O2 = CO2 + H2O =>
2 C7H4O + 15 O2 = 14 CO2 + 4 H2O
S(s) + O2 = SO2 =>
S(s) + O2 = SO2
C3H6SO(l) + O2(g) = CO2(g) + H2O(l) + SO2(g) =>
C3H6SO(l) + 5 O2(g) = 3 CO2(g) + 3 H2O(l) + SO2(g)
K2CrO4(aq) + Pb(CH3CO2)2 = KCH3CO2(aq) + PbCrO4 =>
K2CrO4(aq) + Pb(CH3CO2)2 = 2 KCH3CO2(aq) + PbCrO4
Na3PO4 + SrCl2 = Sr3(PO4)2 + NaCl =>
2 Na3PO4 + 3 SrCl2 = Sr3(PO4)2 + 6 NaCl
NaHCO3 + CH3COOH = NaCH3CO2 + CO2 + H2O =>
NaHCO3 + CH3COOH = NaCH3CO2 + CO2 + H2O
AB + C = A + BC =>
AB + C = A + BC
Ca5As3 = As + Ca =>
Ca5As3 = 3 As + 5 Ca
CH2CHOH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH2CHOH + 2 KMnO4 + 3 H2SO4 = 5 CH3COOH + K2SO4 + 2 MnSO4 + 3 H2O
Na2HPO4 + MgCl2 + NH3 = MgNH4PO4 + NaCl =>
Na2HPO4 + MgCl2 + NH3 = MgNH4PO4 + 2 NaCl
NH2OH + KMnO4 + HCl = N2 + MnCl2 + KCl + H2O =>
10 NH2OH + 2 KMnO4 + 6 HCl = 5 N2 + 2 MnCl2 + 2 KCl + 18 H2O
AgNO3 + BaCl2*2H2O = AgCl2 + BaNO3 + H2O =>
AgNO3 + BaCl2*2H2O = AgCl2 + BaNO3 + 2 H2O
Cu(s) + Cr(CH3COO)3(aq) = Cu(CH3COO)3(aq) + Cr(s) =>
Cu(s) + Cr(CH3COO)3(aq) = Cu(CH3COO)3(aq) + Cr(s)
Al2(SO4)3 + Ni = AlNi3 + SO4 =>
Al2(SO4)3 + 6 Ni = 2 AlNi3 + 3 SO4
NH3 + ZnO = Zn + H2O + N2 =>
2 NH3 + 3 ZnO = 3 Zn + 3 H2O + N2
(NH4)2CO3 + CuBr2 = (NH4)Br + CuCO3 =>
(NH4)2CO3 + CuBr2 = 2(NH4)Br + CuCO3
NaSO4 + Ba(NO3)2 = Na2Ba(NO3)2 + SO4 =>
2 NaSO4 + Ba(NO3)2 = Na2Ba(NO3)2 + 2 SO4
KJ + Ce2 = KCe + J2 =>
2 KJ + Ce2 = 2 KCe + J2
C6H5NO2 + H2O = H3O{+} + C6NO2{5-} =>
C6H5NO2 + 5 H2O = 5 H3O{+} + C6NO2{5-}
C4H10O + H2CrO4 + H{+} = C4H8O + Cr{+3} + H2O =>
3 C4H10O + 2 H2CrO4 + 6 H{+} = 3 C4H8O + 2 Cr{+3} + 8 H2O
H2SiO3 + MgCO3 = MgSiO3 + H2CO3 =>
H2SiO3 + MgCO3 = MgSiO3 + H2CO3
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
NH4NO3 + Al + S = (NH4)2S + Al2O3 + N2 =>
2 NH4NO3 + 4 Al + S = (NH4)2S + 2 Al2O3 + N2
HCOOCH2CH2CH3 + O2 = CO2 + H2O =>
HCOOCH2CH2CH3 + 5 O2 = 4 CO2 + 4 H2O
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