| Équations équilibrées la veille |
2 Na(OH) + H2(SO4) = Na2(SO4) + 2 H(OH)
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
C + H2O = CO2 + H2 =>
C + 2 H2O = CO2 + 2 H2
Pb(NH3)4(OH)2 = PbO + NH3 + H2O =>
Pb(NH3)4(OH)2 = PbO + 4 NH3 + H2O
Cu2 + NH3 = [Cu(NH3)2] =>
Cu2 + 4 NH3 = 2[Cu(NH3)2]
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
PB(NO3)2(aq) + Na2SO4(aq) = PBSO4(s) + NaNO3(aq) =>
PB(NO3)2(aq) + Na2SO4(aq) = PBSO4(s) + 2 NaNO3(aq)
Co(NO3)2(aq) + H2S(g) = CoS(s) + HNO3(aq) =>
Co(NO3)2(aq) + H2S(g) = CoS(s) + 2 HNO3(aq)
BaCl2(aq) + AgNO3(aq) = AgCl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ba(NO3)2(aq)
Ba(OH)2 + H3(PO4) = Ba3(PO4)2 + H(OH) =>
3 Ba(OH)2 + 2 H3(PO4) = Ba3(PO4)2 + 6 H(OH)
Na2(CO3) + AlBr3 = NaBr + Al2(CO3)3 =>
3 Na2(CO3) + 2 AlBr3 = 6 NaBr + Al2(CO3)3
MoS2 + O2 = MoO3 + SO2 =>
2 MoS2 + 7 O2 = 2 MoO3 + 4 SO2
Ni + H2S = Ni2S3 + H =>
2 Ni + 3 H2S = Ni2S3 + 6 H
NaCl + LiOH = LiCl + NaOH =>
NaCl + LiOH = LiCl + NaOH
NH4Br + K2SO4 = BrSO4 + NH4K2 =>
NH4Br + K2SO4 = BrSO4 + NH4K2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na3(PO4) + Ca(NO3)2 = Na(NO3) + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(NO3)2 = 6 Na(NO3) + Ca3(PO4)2
KNO3{-} = KNO2{-} + O2 =>
2 KNO3{-} = 2 KNO2{-} + O2
CO + H2 = CH3CH(OH)CH3 + H2O =>
3 CO + 6 H2 = CH3CH(OH)CH3 + 2 H2O
NaH + H2O = NaOH + H2 =>
NaH + H2O = NaOH + H2
Al + CuCl2 = CuCl2Al =>
Al + CuCl2 = CuCl2Al
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
MnO2(s) + HCl(aq) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(s) + Cl2(g) + 2 H2O(l)
CH3CHCH + O2 = CO2 + H2O =>
4 CH3CHCH + 17 O2 = 12 CO2 + 10 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NH3 + Cl2 = NH4Cl + N2 = =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
C6H12O6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C6H12O6 + 24 KMnO4 + 36 H2SO4 = 30 CO2 + 24 MnSO4 + 12 K2SO4 + 66 H2O
SO3 + H2O = H2SO3 + O =>
SO3 + H2O = H2SO3 + O
H3PO4(aq) + Mg(OH)2(s) = Mg3(PO4)2(aq) + H2O(l) =>
2 H3PO4(aq) + 3 Mg(OH)2(s) = Mg3(PO4)2(aq) + 6 H2O(l)
Al4Si4O10(OH)8 + HF = H2SiF6 + H3AlF6 + H2O =>
Al4Si4O10(OH)8 + 48 HF = 4 H2SiF6 + 4 H3AlF6 + 18 H2O
W + C = WC2 =>
W + 2 C = WC2
NaCrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
2 NaCrO4 + 4 NaNO2 + 4 H2SO4 = 4 NaNO3 + Cr2(SO4)3 + Na2SO4 + 4 H2O
VSO4 + NaVO3 + H2SO4 = V2(SO4)3 + Na2SO4 + H2O =>
4 VSO4 + 2 NaVO3 + 6 H2SO4 = 3 V2(SO4)3 + Na2SO4 + 6 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
H2O + AsH3 + Au{3+} = AsO3{-} + Au + H{+} =>
9 H2O + 3 AsH3 + 8 Au{3+} = 3 AsO3{-} + 8 Au + 27 H{+}
KOH(s) + CO2(g) = K2CO3(s) + H2O(l) =>
2 KOH(s) + CO2(g) = K2CO3(s) + H2O(l)
K3[Fe(CN)6] + (NH4)2S = (NH4)3[Fe(CN)6] + K2S =>
2 K3[Fe(CN)6] + 3(NH4)2S = 2(NH4)3[Fe(CN)6] + 3 K2S
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CDS + I{2} + HCl = CDCl{2} + HI + S =>
CDS + I{2} + HCl = CDCl{2} + HI + S
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2SO4(aq) = BaSO4(s) + 2 NaNO3(aq)
Al(OH)3 + H2(CO3) = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2(CO3) = Al2(CO3)3 + 6 H2O
K2Cr2O7 + NaOH = KOH + Na2Cr2O7 =>
K2Cr2O7 + 2 NaOH = 2 KOH + Na2Cr2O7
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(aq) + KNO3(aq) =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(aq) + 2 KNO3(aq)
H2O + CO2 = H2C2O4 + O2 =>
2 H2O + 4 CO2 = 2 H2C2O4 + O2
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + Na2(NO3)2 =>
Pb(NO3)2 + Na2(SO4) = Pb(SO4) + Na2(NO3)2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Sn + H2SO4 = Sn5SO4 + SO2 + H2O =>
5 Sn + 2 H2SO4 = Sn5SO4 + SO2 + 2 H2O
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Équations équilibrées sur01/08/25
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