| Équations équilibrées la veille |
Au(s) + CN(aq) = AuCN
HC2H3O2 + Cu = Cu(C2H3O2)2 + H2 =>
2 HC2H3O2 + Cu = Cu(C2H3O2)2 + H2
H2O + AgI = AgOH + HI =>
H2O + AgI = AgOH + HI
CH3COOH + O2 = CO2H + H2O =>
2 CH3COOH + 3 O2 = 4 CO2H + 2 H2O
MnSO4 + NaBrO3 + H2SO4 = Br2 + H2O + Na2SO4 + Mn(SO4)2 =>
5 MnSO4 + 2 NaBrO3 + 6 H2SO4 = Br2 + 6 H2O + Na2SO4 + 5 Mn(SO4)2
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
(NH4)2S + CuO = CuS + H2O + NH3 =>
(NH4)2S + CuO = CuS + H2O + 2 NH3
Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
HNO2 + H2N(CH2)3NH2 = HO(CH2)4OH + N2 + H2O =>
22 HNO2 + 12 H2N(CH2)3NH2 = 9 HO(CH2)4OH + 23 N2 + 26 H2O
LiOHPb(NO3)2 = Li(NO3)2PbOH =>
LiOHPb(NO3)2 = Li(NO3)2PbOH
Bi(NO3)3 + KOH = K(NO3)3 + BiOH =>
Bi(NO3)3 + KOH = K(NO3)3 + BiOH
Zn(s) + HNO3(l) = Zn(NO3)2(ac) + H2(g) =>
Zn(s) + 2 HNO3(l) = Zn(NO3)2(ac) + H2(g)
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
MgO + NaCl = MgCl + NaO =>
MgO + NaCl = MgCl + NaO
NaBrO + NaOH + Cr(OH)3 = Na2CrO4 + NaBr + H2O =>
3 NaBrO + 4 NaOH + 2 Cr(OH)3 = 2 Na2CrO4 + 3 NaBr + 5 H2O
Ba(OH)2 + NO2 = Ba(NO3)2 + NO + H2O =>
Ba(OH)2 + 3 NO2 = Ba(NO3)2 + NO + H2O
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Ba(OH)2 + HCOOH = Ba(HCOO)2 + H2O =>
Ba(OH)2 + 2 HCOOH = Ba(HCOO)2 + 2 H2O
CO2 + H2O = CH3OH + O2 =>
2 CO2 + 4 H2O = 2 CH3OH + 3 O2
AgNO3 + KClO = AgCl + AgClO3 + KNO3 =>
3 AgNO3 + 3 KClO = 2 AgCl + AgClO3 + 3 KNO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
HBrO4 + Al(OH)3 = BrAlO5 + H2O =>
HBrO4 + Al(OH)3 = BrAlO5 + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
CuCl2 + Ba(NO3)2 = BaCl2 + Cu(NO3)2 =>
CuCl2 + Ba(NO3)2 = BaCl2 + Cu(NO3)2
C5H12O + K2CrO4 + H2SO4 = C5H10O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C5H12O + 4 K2CrO4 + 10 H2SO4 = 3 C5H10O2 + 4 K2SO4 + 2 Cr2(SO4)3 + 13 H2O
C4H10 + KMnO4 + H2SO4 = CH3COOC2H5 + K2SO4 + MnSO4 + H2O =>
5 C4H10 + 6 KMnO4 + 9 H2SO4 = 5 CH3COOC2H5 + 3 K2SO4 + 6 MnSO4 + 14 H2O
Na2Br2 = NaBr =>
Na2Br2 = 2 NaBr
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C6H5COONa + FeCl3 = (C6H5COO)3Fe + NaCl =>
3 C6H5COONa + FeCl3 = (C6H5COO)3Fe + 3 NaCl
HAlO3 + NaOH = H2O + NaAlO3 =>
HAlO3 + NaOH = H2O + NaAlO3
CH3PSCl2 + C2H5OH = CH3PS(OC2H5)2 + HCl =>
CH3PSCl2 + 2 C2H5OH = CH3PS(OC2H5)2 + 2 HCl
SnCl2 = Sn + Cl2 =>
SnCl2 = Sn + Cl2
C7NH16O2 + O2 = H2O + CO2 + N2 =>
2 C7NH16O2 + 20 O2 = 16 H2O + 14 CO2 + N2
Al + Fe3O4 = Al2O3 + Fe =>
8 Al + 3 Fe3O4 = 4 Al2O3 + 9 Fe
K2SnO3 + Bi(OH)3 = K2SnO4 + Bi + H2O =>
3 K2SnO3 + 2 Bi(OH)3 = 3 K2SnO4 + 2 Bi + 3 H2O
(NH4)3PO4 = NH4{-} + PO4{3+} =>
(NH4)3PO4 = 3 NH4{-} + PO4{3+}
KOH + NH4F = KF + NH3 + H2O =>
KOH + NH4F = KF + NH3 + H2O
CuOCl2 = CuCl2O =>
CuOCl2 = CuCl2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
MgOH20 = MgH20O =>
MgOH20 = MgH20O
NaOH + FeCl3 = NaCl + Fe(OH)3 =>
3 NaOH + FeCl3 = 3 NaCl + Fe(OH)3
B + KOH + H2O2 = K2B4O7 + H2O =>
4 B + 2 KOH + 6 H2O2 = K2B4O7 + 7 H2O
Al2(SO4)3 + Ca(HCO3)2 = Al(HCO3)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(HCO3)2 = 2 Al(HCO3)3 + 3 CaSO4
FeBr3 + NaHCO3 = Fe(OH)3 + CO2 + NaBr =>
FeBr3 + 3 NaHCO3 = Fe(OH)3 + 3 CO2 + 3 NaBr
C7H8O + Na = C7H7ONa + H2 =>
2 C7H8O + 2 Na = 2 C7H7ONa + H2
Pb(NO3)2NH4CH3CO2 = PbCH3CO2NH4(NO3)2 =>
Pb(NO3)2NH4CH3CO2 = PbCH3CO2NH4(NO3)2
K2Cr4 + AgNO3 = K2Ag + Cr4NO3 =>
K2Cr4 + AgNO3 = K2Ag + Cr4NO3
H3BO3 + H2O = [B(OH)4]{-} + H3O{+} =>
H3BO3 + 2 H2O = [B(OH)4]{-} + H3O{+}
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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