| Équations équilibrées la veille |
2 FeCl3(aq) + 6 NaOH(aq) = Fe2O3 + 6 NaCl + 3 H2O
KMnO4 + Fe(NO2)2 + H2O = MnO2 + Fe(NO3)2 + KOH =>
4 KMnO4 + 3 Fe(NO2)2 + 2 H2O = 4 MnO2 + 3 Fe(NO3)2 + 4 KOH
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
NO2 + H3O = NH3 + O2 =>
2 NO2 + 2 H3O = 2 NH3 + 3 O2
CuSO4*5H2O + K2C2O4*H2O = H2O + K + K2[Cu(C2O4)2]*4H2O + SO4 =>
CuSO4*5H2O + 2 K2C2O4*H2O = 3 H2O + 2 K + K2[Cu(C2O4)2]*4H2O + SO4
SnCl2 + Cl2 = [SnCl4] =>
SnCl2 + Cl2 = [SnCl4]
H2 + Mg = H2Mg =>
H2 + Mg = H2Mg
H2SO4 + KI = KHSO4 + I + H2O + H2SO3 =>
3 H2SO4 + 2 KI = 2 KHSO4 + 2 I + H2O + H2SO3
Na + HS04 = NaS04 + H =>
Na + HS04 = NaS04 + H
C6H6 + F2 = C6F6 + HF =>
C6H6 + 6 F2 = C6F6 + 6 HF
CuSO4 + H2SO4 = CuH2 + SO4 =>
CuSO4 + H2SO4 = CuH2 + 2 SO4
Fe2(SO4)3 + HOH = Fe(OH)3 + H2SO4 =>
Fe2(SO4)3 + 6 HOH = 2 Fe(OH)3 + 3 H2SO4
Al4C3 + H2O + KOH = K[Al(OH)4] + CH4 =>
Al4C3 + 12 H2O + 4 KOH = 4 K[Al(OH)4] + 3 CH4
H2 + I2 = *HI =>
H2 + I2 = 2*HI
HF + BaOH = BaF + H2O =>
HF + BaOH = BaF + H2O
Cu + NaCN + O2 + H2O = NaCu(CN)2 + NaOH =>
4 Cu + 8 NaCN + O2 + 2 H2O = 4 NaCu(CN)2 + 4 NaOH
Al(OH)3 + H2SO4 + Na2HPO4 = AlPO4 + Na2SO4 + H2O =>
Al(OH)3 + H2SO4 + Na2HPO4 = AlPO4 + Na2SO4 + 3 H2O
Pb(Cr2O7)2 + Na2C2O4 + H2SO4 = Cr2(SO4)3 + Pb(SO4)2 + CO2 + H2O + Na2O =>
Pb(Cr2O7)2 + 6 Na2C2O4 + 8 H2SO4 = 2 Cr2(SO4)3 + Pb(SO4)2 + 12 CO2 + 8 H2O + 6 Na2O
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
BeSO4 + CaCl2 = BeCl2 + CaSO4 =>
BeSO4 + CaCl2 = BeCl2 + CaSO4
KIO4 = KI + O2 =>
KIO4 = KI + 2 O2
K2SO4 + Ni(OH)2 = NiSO4 + KOH =>
K2SO4 + Ni(OH)2 = NiSO4 + 2 KOH
Zn + CuPO4 = Zn3(PO4)2 + Cu3 =>
9 Zn + 6 CuPO4 = 3 Zn3(PO4)2 + 2 Cu3
C7H5O2MgBr + H = C7H6O2 + Mg + Br =>
C7H5O2MgBr + H = C7H6O2 + Mg + Br
Sr + AgNO3 = Sr(NO3)2 + Ag =>
Sr + 2 AgNO3 = Sr(NO3)2 + 2 Ag
Al + MnO2 = Al22O3 + Mn =>
44 Al + 3 MnO2 = 2 Al22O3 + 3 Mn
NaOH + SiO2 = Si(OH)4 + Na2O =>
4 NaOH + SiO2 = Si(OH)4 + 2 Na2O
KMnO5 + FeCl2 + H2SO4 = Fe(SO4)3 + Cl2 + MnSO4 + K2SO4 + H2O =>
6 KMnO5 + 7 FeCl2 + 30 H2SO4 = 7 Fe(SO4)3 + 7 Cl2 + 6 MnSO4 + 3 K2SO4 + 30 H2O
HNO3 + P0 + H2O = H3PO4 + NO =>
5 HNO3 + 3 P0 + 2 H2O = 3 H3PO4 + 5 NO
HOH + SO3 = H2SO4 =>
HOH + SO3 = H2SO4
Cr2(CO3)3 + NaOH = Na2CO3 + Cr(OH)3 =>
Cr2(CO3)3 + 6 NaOH = 3 Na2CO3 + 2 Cr(OH)3
Cl2 + NH4{+} = NCl3 + H{+} + Cl{-} =>
3 Cl2 + NH4{+} = NCl3 + 4 H{+} + 3 Cl{-}
Pb(NO3)2 = PbO + N204 + O2 =>
102 Pb(NO3)2 = 102 PbO + N204 + 255 O2
NaHF + H2O = H3O + NaF =>
NaHF + H2O = H3O + NaF
Zn + H2O + NO{3-} = NH3 + [Zn(OH)4]{2-} + OH{-} =>
Zn + 4 H2O + NO{3-} = NH3 + [Zn(OH)4]{2-} + OH{-}
K2SO4H2O = K2SO4 + H2O =>
K2SO4H2O = K2SO4 + H2O
Na2 + CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2 + 3 CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
Be + C + H2O = BeO2H2 + CH4 =>
2 Be + C + 4 H2O = 2 BeO2H2 + CH4
C6H5CH3 + O2 = C6H5CH2 + H2O =>
4 C6H5CH3 + O2 = 4 C6H5CH2 + 2 H2O
Fe{2+} + Cl{-} = FeCl2 =>
Fe{2+} + 2 Cl{-} = FeCl2
HF + FeCl2 = FeF + HCl2 =>
HF + FeCl2 = FeF + HCl2
HNO3 + HCl + Pt = PtCl4 + NO + H2O =>
4 HNO3 + 12 HCl + 3 Pt = 3 PtCl4 + 4 NO + 8 H2O
Na3[Ag(S2O3)2] + KCN = AgCN + Na2S2O3 + K2S2O3 =>
2 Na3[Ag(S2O3)2] + 2 KCN = 2 AgCN + 3 Na2S2O3 + K2S2O3
Cu + Mg2{+} = Cu2{+} + Mg =>
2 Cu + Mg2{+} = Cu2{+} + 2 Mg
Na2SO4 + Na2S = S + NaO =>
Na2SO4 + Na2S = 2 S + 4 NaO
Cr2O7{-2} + SO3{2-} + H{+} = Cr{+3} + H2O + SO4{-2} =>
Cr2O7{-2} + 3 SO3{2-} + 8 H{+} = 2 Cr{+3} + 4 H2O + 3 SO4{-2}
SnCl2 + Al = Sn + ClAl =>
SnCl2 + 2 Al = Sn + 2 ClAl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + HCl = AlCl3 + H29 =>
29 Al + 87 HCl = 29 AlCl3 + 3 H29
P + O2 = P25O2 =>
25 P + O2 = P25O2
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Équations équilibrées sur12/20/24
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