| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CN + Pb = Pb(CN)2
K2Cr2O7 + KI + HCl = CrCl3 + H2O + I2 + KCl =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 7 H2O + 3 I2 + 8 KCl
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
K2SO3 + K2S + H2O = KOH + S =>
K2SO3 + 2 K2S + 3 H2O = 6 KOH + 3 S
K2[Zn(OH)4] + CO2 = K2CO3 + Zn(OH)2 + H2O =>
K2[Zn(OH)4] + CO2 = K2CO3 + Zn(OH)2 + H2O
(NH4)3PO4 + Pb(NO3)2 = NH4NO3 + (PO4)2Pb3 =>
2(NH4)3PO4 + 3 Pb(NO3)2 = 6 NH4NO3 + (PO4)2Pb3
Li(NO3) = Li2O + NO2 + O2 =>
4 Li(NO3) = 2 Li2O + 4 NO2 + O2
Mg(s) + Fe(NO3)3 = Mg(NO3)2(aq) + Fe(s) =>
3 Mg(s) + 2 Fe(NO3)3 = 3 Mg(NO3)2(aq) + 2 Fe(s)
VO + Fe2O3 = V2O5 + Fe0 =>
2 VO + Fe2O3 = V2O5 + 2 Fe0
OH{-} + Fe{3+} + H2 = H2O + Fe{2+} =>
2 OH{-} + 2 Fe{3+} + H2 = 2 H2O + 2 Fe{2+}
CaCO3 + H2O = CaO + H2CO3 =>
CaCO3 + H2O = CaO + H2CO3
Ca + HNO3 = Ca(NO3)2 + NH4NO3 + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + NH4NO3 + 3 H2O
Li + Cu(SO4) = Li2(SO4) + Cu =>
2 Li + Cu(SO4) = Li2(SO4) + Cu
Al + CO + H2 = Al(C2H3O2)3 =>
2 Al + 12 CO + 9 H2 = 2 Al(C2H3O2)3
KZn + H2SO4 = Zn2 + KHSO4 + SO2 + H2O =>
2 KZn + 3 H2SO4 = Zn2 + 2 KHSO4 + SO2 + 2 H2O
Al2S3 + H2O2 + NH4OH = (NH4)2SO4 + (NH4)3AlO4 + H2O =>
Al2S3 + 14 H2O2 + 12 NH4OH = 3(NH4)2SO4 + 2(NH4)3AlO4 + 20 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al2(SO4)3 + MgBr2 = Mg(SO4) + AlBr3 =>
Al2(SO4)3 + 3 MgBr2 = 3 Mg(SO4) + 2 AlBr3
KMnO4 + LiNO2 + H2O = MnO2 + KOH + LiNO3 =>
2 KMnO4 + 3 LiNO2 + H2O = 2 MnO2 + 2 KOH + 3 LiNO3
K2SO4 + AgNO3 = KNO3 + Ag2 + SO4 =>
K2SO4 + 2 AgNO3 = 2 KNO3 + Ag2 + SO4
Ag4[Fe(CN)6] + HNO3 = Ag3[Fe(CN)6] + NO + H2O + AgNO3 =>
3 Ag4[Fe(CN)6] + 4 HNO3 = 3 Ag3[Fe(CN)6] + NO + 2 H2O + 3 AgNO3
BaCl2*2H2O(s) = BaCl2 + H2O =>
BaCl2*2H2O(s) = BaCl2 + 2 H2O
C2H4 + Br2 = C2H4Br =>
2 C2H4 + Br2 = 2 C2H4Br
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ru + S = RuS2 =>
Ru + 2 S = RuS2
KI + O3 + H2O = KOH + I2 =>
6 KI + O3 + 3 H2O = 6 KOH + 3 I2
Mn(NO3)2 + Na2S = MnS + Na2(NO3)2 =>
Mn(NO3)2 + Na2S = MnS + Na2(NO3)2
Pb + Au(NO3)3 = Au3 + Pb(NO3)4 =>
9 Pb + 12 Au(NO3)3 = 4 Au3 + 9 Pb(NO3)4
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O =>
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O
C + KNO3 = K2CO3 + CO2 + NN2 =>
15 C + 12 KNO3 = 6 K2CO3 + 9 CO2 + 4 NN2
Zn + KCl2 = ZnCl2 + K =>
Zn + KCl2 = ZnCl2 + K
NH3NO3 = N2 + H2O + O2 =>
4 NH3NO3 = 4 N2 + 6 H2O + 3 O2
CaSO4 + KMnO4 = K2SO4 + Ca(MnO4)2 =>
CaSO4 + 2 KMnO4 = K2SO4 + Ca(MnO4)2
K2S2 + Cl2 + H2O = KHSO4 + HCl =>
K2S2 + 7 Cl2 + 8 H2O = 2 KHSO4 + 14 HCl
Ba3(PO4)2 + H2SO4 = Ba(H2PO4)2 + BaSO4 =>
Ba3(PO4)2 + 2 H2SO4 = Ba(H2PO4)2 + 2 BaSO4
KI + HCl = ClKI + H =>
KI + HCl = ClKI + H
SbS5 + HCl + HNO3 = SbCl5 + S + NO + H2O =>
3 SbS5 + 15 HCl + 5 HNO3 = 3 SbCl5 + 15 S + 5 NO + 10 H2O
NaCH3COO + H2O = NaOH + H(CH3COO) =>
NaCH3COO + H2O = NaOH + H(CH3COO)
CH3COH + MnO4{-} + H{+} = CH3COOH + Mn{+2} + H2O =>
5 CH3COH + 2 MnO4{-} + 6 H{+} = 5 CH3COOH + 2 Mn{+2} + 3 H2O
Ru + S = RuS2 =>
Ru + 2 S = RuS2
KMnO4 + LiNO2 + H2O = MnO2 + KOH + LiNO3 =>
2 KMnO4 + 3 LiNO2 + H2O = 2 MnO2 + 2 KOH + 3 LiNO3
RuCl3*3H2O + C10H8N2 = [Ru(C10H8N2)3] + Cl2 + H2O =>
2 RuCl3*3H2O + 6 C10H8N2 = 2[Ru(C10H8N2)3] + 3 Cl2 + 6 H2O
NaHCO3(s) + H2C2H3O2(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
9 NaHCO3(s) + 8 H2C2H3O2(aq) = 9 NaC2H3O2(aq) + 11 H2O(l) + 7 CO2(g)
Fe(SCN)2 + KCl = FeCl2 + KSCN =>
Fe(SCN)2 + 2 KCl = FeCl2 + 2 KSCN
OH2S + O2 = SO2 + H2O =>
OH2S + O2 = SO2 + H2O
Pb2S3 + H2O = Pb(OH)3 + H2S =>
Pb2S3 + 6 H2O = 2 Pb(OH)3 + 3 H2S
OH2S + O2 = SO2 + H2O =>
OH2S + O2 = SO2 + H2O
RbHCO3 + HNO3 = RbNO3 + H2O + CO2 =>
RbHCO3 + HNO3 = RbNO3 + H2O + CO2
Au(NO3)3(aq) + Ba(s) = Au(s) + Ba(NO3)3(aq) =>
Au(NO3)3(aq) + Ba(s) = Au(s) + Ba(NO3)3(aq)
K(Mn4) + H(SO4) + Sb = K2S + MnS + Sb2O3 + H2O =>
4 K(Mn4) + 18 H(SO4) + 42 Sb = 2 K2S + 16 MnS + 21 Sb2O3 + 9 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/16/24
Équations équilibrées sur08/15/23
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