| Équations équilibrées la veille |
5 Cu2O + 13 H2SO4 + 2 KMnO4 = 10 CuSO4 + 2 MnSO4 + K2SO4 + 13 H2O
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
Ba(SO4)2 + Al(OH)3 = Ba(OH)2 + Al(SO4)3 =>
3 Ba(SO4)2 + 2 Al(OH)3 = 3 Ba(OH)2 + 2 Al(SO4)3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Ca + AlBr3 = CaBr2 + Al =>
3 Ca + 2 AlBr3 = 3 CaBr2 + 2 Al
H2SO4 + NaBrO3 + HBr = Br2 + Na2SO4 + H2O =>
H2SO4 + 2 NaBrO3 + 10 HBr = 6 Br2 + Na2SO4 + 6 H2O
Mg(OH)2 + HNO3 = H2O + Mg(NO3)2 =>
Mg(OH)2 + 2 HNO3 = 2 H2O + Mg(NO3)2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
CoI2 + K2O = CoO + KI =>
CoI2 + K2O = CoO + 2 KI
NaS2O3 + I2 = NaS4O6 + NaI =>
4 NaS2O3 + I2 = 2 NaS4O6 + 2 NaI
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(NaPO3)3 = Na2O + P2O5 =>
2(NaPO3)3 = 3 Na2O + 3 P2O5
NI = N + I =>
NI = N + I
CuCl2 + C2H5NS = CuS + C2H5NCl2 =>
CuCl2 + C2H5NS = CuS + C2H5NCl2
C6H5CH2COOH + NaOH = C6H5CH2COO + Na + H2O =>
C6H5CH2COOH + NaOH = C6H5CH2COO + Na + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NiCl2 + NaOH = Ni(OH)2 + Na(Cl) =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 Na(Cl)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4 + H2O =>
H2C2O4(aq) + Ca(OH)2(s) = CaC2O4 + 2 H2O
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Cu(s) + AgNO3(aq) = Ag(s) + (Cu)(NO3)2(aq) =>
Cu(s) + 2 AgNO3(aq) = 2 Ag(s) + (Cu)(NO3)2(aq)
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3 =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO3
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
Cr2(SO4)3 + Li = Li2SO4 + Cr =>
Cr2(SO4)3 + 6 Li = 3 Li2SO4 + 2 Cr
CH3COOH + H2O = H3O + CH3CO3 =>
CH3COOH + 4 H2O = 3 H3O + CH3CO3
HCHO + CuO = HCOOH + Cu =>
HCHO + CuO = HCOOH + Cu
Ba(SO4)2 + Al(OH)3 = Ba(OH)2 + Al(SO4)3 =>
3 Ba(SO4)2 + 2 Al(OH)3 = 3 Ba(OH)2 + 2 Al(SO4)3
KO2(s) + CO2(g) = K2CO3(s) + O2(g) =>
4 KO2(s) + 2 CO2(g) = 2 K2CO3(s) + 3 O2(g)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
hydrogensulfide + cadmiumnitrate = nitricacid + cadmiumsulfide =>
H2S + Cd(NO3)2 = 2 HNO3 + CdS
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SO2(s) + H2(g) = H2S(g) + H2O(g) =>
SO2(s) + 3 H2(g) = H2S(g) + 2 H2O(g)
C3H4 + K2Cr2O7 + H2SO4 = CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H4 + K2Cr2O7 + 4 H2SO4 = 3 CH3CH2COOH + K2SO4 + Cr2(SO4)3 + H2O
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
Al + H2Se = Al2Se3 + H2 =>
2 Al + 3 H2Se = Al2Se3 + 3 H2
Mg(OH)2 + HNO3 = MgOHNO3 + H2O =>
Mg(OH)2 + HNO3 = MgOHNO3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
BaCl2 + Na3AsO4 = Ba3(AsO4)2 + NaCl =>
3 BaCl2 + 2 Na3AsO4 = Ba3(AsO4)2 + 6 NaCl
C(s) + S2(s) = CS2(l) =>
C(s) + S2(s) = CS2(l)
Sb2S3 + H = Sb + H2S =>
Sb2S3 + 6 H = 2 Sb + 3 H2S
C3H61 + O2 = CO2 + H2O =>
4 C3H61 + 73 O2 = 12 CO2 + 122 H2O
Pb(C2H3O2)2 + Na2(CO3) = Na + C2H3O2 + PbCO3 =>
Pb(C2H3O2)2 + Na2(CO3) = 2 Na + 2 C2H3O2 + PbCO3
CH3CH2CH2CH2OH + CH3COOH = CH2COOH2CH2CH2CH3 + H2O =>
7 CH3CH2CH2CH2OH + 6 CH3COOH = 8 CH2COOH2CH2CH2CH3 + 3 H2O
C10H8 + O2 = CO2 + H0 =>
C10H8 + 10 O2 = 10 CO2 + 8 H0
HCl + MgOH{+2} = MgCl{+2} + H2O =>
HCl + MgOH{+2} = MgCl{+2} + H2O
Br2 + NaOH = NaBr + H2O + NaOBr =>
Br2 + 2 NaOH = NaBr + H2O + NaOBr
HPO4 + Pb(OH)2 = Pb(OH)PO4 + H2O =>
HPO4 + Pb(OH)2 = Pb(OH)PO4 + H2O
H2SiCl2 + NH3 = Si3N4 + HCl + H2 =>
3 H2SiCl2 + 4 NH3 = Si3N4 + 6 HCl + 6 H2
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