| Équations équilibrées la veille |
2 Mg + O2 = 2 MgO
CoCl2 + Na2O2 + NaOH + H2O = Co(OH)3 + NaCl =>
2 CoCl2 + Na2O2 + 2 NaOH + 2 H2O = 2 Co(OH)3 + 4 NaCl
Ag2S + KI = AgI + K2S =>
Ag2S + 2 KI = 2 AgI + K2S
K2Cr2O7 + H2SO4 + Na2SO3 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = K2SO4 + Cr2(SO4)3 + 3 Na2SO4 + 4 H2O
C5H8COOH + SrCO3 = C5H8COOSr + H2O + CO2 =>
30 C5H8COOH + 29 SrCO3 = 29 C5H8COOSr + 19 H2O + 35 CO2
Cu2CO3(OH)2 + HSO3NH2 + KCl = CuCl2*2KCl*2KSO3NH2 + H2O + CO2 =>
Cu2CO3(OH)2 + 4 HSO3NH2 + 8 KCl = 2 CuCl2*2KCl*2KSO3NH2 + 3 H2O + CO2
KMnO4 + HCl + KCl = K2MnCl5 + Cl2 + H2O =>
KMnO4 + 8 HCl + KCl = K2MnCl5 + 2 Cl2 + 4 H2O
Pb(NO3)2 + Na2SiO3 = PbSiO3 + NaNO3 =>
Pb(NO3)2 + Na2SiO3 = PbSiO3 + 2 NaNO3
NiSO4 + Li2S = NiS + Li2SO4 =>
NiSO4 + Li2S = NiS + Li2SO4
FeS2 + HNO3 = Fe(NO3)3 + SO2 + NO2 + H2O =>
FeS2 + 14 HNO3 = Fe(NO3)3 + 2 SO2 + 11 NO2 + 7 H2O
Ca + (PO4)2 = CaO + PO =>
6 Ca + (PO4)2 = 6 CaO + 2 PO
Al + Cu2Cl = AlCl3 + Cu =>
Al + 3 Cu2Cl = AlCl3 + 6 Cu
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
C5H12COOH + O2 = CO2 + H2O =>
4 C5H12COOH + 33 O2 = 24 CO2 + 26 H2O
NH3 + H2O = NHO + H2 =>
NH3 + H2O = NHO + 2 H2
Cr5(NO3) + NH4(SO4) = Cr5(SO4)NH4(NO3) =>
Cr5(NO3) + NH4(SO4) = Cr5(SO4)NH4(NO3)
Au2Cl6 = Au2 + Cl =>
Au2Cl6 = Au2 + 6 Cl
BaN2 + H2O = Ba(OH)2 + NH =>
BaN2 + 2 H2O = Ba(OH)2 + 2 NH
BaCl2 + Na2(CrO4) = NaCl + Ba(CrO4) =>
BaCl2 + Na2(CrO4) = 2 NaCl + Ba(CrO4)
ZnSO4 + NH3 = [Zn(NH3)4]SO4 =>
ZnSO4 + 4 NH3 = [Zn(NH3)4]SO4
HNO2 = H2NO4 + H2O + NO =>
4 HNO2 = H2NO4 + H2O + 3 NO
Hg2I2 + O = Hg2O + I2 =>
Hg2I2 + O = Hg2O + I2
SiH2 + O2 = SiO2 + H2O3 =>
2 SiH2 + 5 O2 = 2 SiO2 + 2 H2O3
Fe3(OH)3 + HCl = Fe3(Cl)3 + H2O =>
Fe3(OH)3 + 3 HCl = Fe3(Cl)3 + 3 H2O
ZnSO4 + NH3 = [Zn(NH3)4]SO4 =>
ZnSO4 + 4 NH3 = [Zn(NH3)4]SO4
KMnO4 + Ca3P2 + H2SO4 = MnSO4 + H3PO4 + K3PO4 + CaSO4 + H2O =>
48 KMnO4 + 15 Ca3P2 + 93 H2SO4 = 48 MnSO4 + 14 H3PO4 + 16 K3PO4 + 45 CaSO4 + 72 H2O
C2H5C + O2 = CO + H2O =>
4 C2H5C + 11 O2 = 12 CO + 10 H2O
MnO2 + H2O2 = Mn(OH) + O2 =>
2 MnO2 + H2O2 = 2 Mn(OH) + 2 O2
CO2 + LiOH = Li2CO3 + H2O1 =>
CO2 + 2 LiOH = Li2CO3 + H2O1
Al + Hg(NO3)3 = Al(NO3)3 + Hg =>
Al + Hg(NO3)3 = Al(NO3)3 + Hg
NH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + N2 + K2SO4 + H2O =>
6 NH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 3 N2 + K2SO4 + 13 H2O
Ra + O2 = RaO =>
2 Ra + O2 = 2 RaO
Zn + K2O = ZnO + K2 =>
Zn + K2O = ZnO + K2
FeS2 + HNO3 = Fe(NO3)3 + S + NO2 + H2O =>
FeS2 + 6 HNO3 = Fe(NO3)3 + 2 S + 3 NO2 + 3 H2O
S2O8{-2} + I{-} = I2 + SO4{-2} =>
S2O8{-2} + 2 I{-} = I2 + 2 SO4{-2}
C2H2 + C2H6 = C4H10 =>
C2H2 + 3 C2H6 = 2 C4H10
AgN3 + Cu = CuN2 + Ag =>
2 AgN3 + 3 Cu = 3 CuN2 + 2 Ag
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Zn + K[Au(CN)2] = K2[Zn(CN)4] + Au =>
Zn + 2 K[Au(CN)2] = K2[Zn(CN)4] + 2 Au
PbS + H2O2 = PbSHO =>
2 PbS + H2O2 = 2 PbSHO
MgSO4 + Mg(OH)2 = Mg(OH)2SO4 + Mg =>
MgSO4 + Mg(OH)2 = Mg(OH)2SO4 + Mg
Zn(OH)2 + CH3COOH = H2O + Zn(CH3COO)2 =>
Zn(OH)2 + 2 CH3COOH = 2 H2O + Zn(CH3COO)2
HCl + NaOH = NaCl + H(OH) =>
HCl + NaOH = NaCl + H(OH)
Mg + Li = MgLi2 =>
Mg + 2 Li = MgLi2
N + O2 + C = CNO =>
2 N + O2 + 2 C = 2 CNO
Zn + Pb(C2H3O2)3 = Pb + Zn(C2H3O2)2 =>
3 Zn + 2 Pb(C2H3O2)3 = 2 Pb + 3 Zn(C2H3O2)2
PH3 + HClO4 = H3PO4 + HCl =>
PH3 + HClO4 = H3PO4 + HCl
C6H14O + H2SO4 = C6H13O2 + H2O + SO2 =>
2 C6H14O + 3 H2SO4 = 2 C6H13O2 + 4 H2O + 3 SO2
PH3(g) = P4(g) + H2(g) =>
4 PH3(g) = P4(g) + 6 H2(g)
HI(aq) + Li2CO3(aq) = LiI + H2O + CO2 =>
2 HI(aq) + Li2CO3(aq) = 2 LiI + H2O + CO2
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Équations équilibrées sur12/20/24
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