| Équations équilibrées la veille |
Am{+3} + S2O8{-2} + 2 H2O = AmO2{+} + 2 SO4{-2} + 4 H{+}
Pb(s) + H2SO4(aq) = PbSO4(aq) + H2(g) =>
Pb(s) + H2SO4(aq) = PbSO4(aq) + H2(g)
H2CO + [Ag(NH3)2]OH = HCOOH + Ag + NH3 + H2O =>
H2CO + 2[Ag(NH3)2]OH = HCOOH + 2 Ag + 4 NH3 + H2O
CrCl3 + Na2B4O7 + O2 = NaBO2 + Cr(BO2)3 + Cl2 =>
4 CrCl3 + 6 Na2B4O7 + 3 O2 = 12 NaBO2 + 4 Cr(BO2)3 + 6 Cl2
C12H22O11(s) + O2(l) = CO2(g) + H2O(g) =>
C12H22O11(s) + 12 O2(l) = 12 CO2(g) + 11 H2O(g)
K2SO4(aq) + Ba(OH)2(aq) = BaSO4 + KOH(aq) =>
K2SO4(aq) + Ba(OH)2(aq) = BaSO4 + 2 KOH(aq)
Ca + HOH2 = Ca(OH)2 + H2 =>
Ca + 2 HOH2 = Ca(OH)2 + 2 H2
CU2O + CO2 = CU2CO3 =>
CU2O + CO2 = CU2CO3
KCl(s) + O2(g) = KClO2 =>
KCl(s) + O2(g) = KClO2
O55 = O =>
O55 = 55 O
Hg2Cl2(s) + HNO3(aq) = Hg(NO3)2(aq) + HNO2(aq) + HCl(aq) + H2O(l) =>
Hg2Cl2(s) + 5 HNO3(aq) = 2 Hg(NO3)2(aq) + HNO2(aq) + 2 HCl(aq) + H2O(l)
C3NH2 + O2 = CO2 + N2 + H2O =>
2 C3NH2 + 7 O2 = 6 CO2 + N2 + 2 H2O
H{+} + e + MnO4 = MnO2 + H2O =>
4 H{+} + 4e + MnO4 = MnO2 + 2 H2O
CuO + HBr = Cu + Br + H2O =>
CuO + 2 HBr = Cu + 2 Br + H2O
MgCl2 + AgNO3 = AgCl + MgN2O6 =>
MgCl2 + 2 AgNO3 = 2 AgCl + MgN2O6
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
H(C3H3O2) + KOH = H2O + K(C2H3O2) =>
2 H(C3H3O2) + 3 KOH = H2O + 3 K(C2H3O2)
Zn + HNO3 = NO2 + Zn(NO3)3 + H2O =>
Zn + 6 HNO3 = 3 NO2 + Zn(NO3)3 + 3 H2O
Fe4S2 + O23 = Fe2O2 + S =>
23 Fe4S2 + 4 O23 = 46 Fe2O2 + 46 S
H2SO4SO2 + HBr = SO2 + Br2 + H2O =>
H2SO4SO2 + 2 HBr = 2 SO2 + Br2 + 2 H2O
Mn4{-} + H2O2 + H{+} = Mn{2+} + H2O =>
2 Mn4{-} + 9 H2O2 + 18 H{+} = 8 Mn{2+} + 18 H2O
C2H4 + P2O5 = P + CO2 + H2O =>
5 C2H4 + 6 P2O5 = 12 P + 10 CO2 + 10 H2O
Li3P + Mg2S2 = Li2S + Mg3P2 =>
4 Li3P + 3 Mg2S2 = 6 Li2S + 2 Mg3P2
WO3 + VPO5 + OsP2O7 = WOsV8P10O50 =>
WO3 + 8 VPO5 + OsP2O7 = WOsV8P10O50
Mn + H2O2 = MnO2 + H2O =>
Mn + 2 H2O2 = MnO2 + 2 H2O
HClO4 + NH4NO3 = HNO3 + NH4ClO4 =>
HClO4 + NH4NO3 = HNO3 + NH4ClO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Au(NO3)3 + Pb = Pb(NO3)4 + Au =>
4 Au(NO3)3 + 3 Pb = 3 Pb(NO3)4 + 4 Au
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O(i) =>
NaOH(aq) + HCI(aq) = NaCI(aq) + H2O(i)
C2H5COOH + CH3OH = C2H5COOCH3 + H2O =>
C2H5COOH + CH3OH = C2H5COOCH3 + H2O
FeSO3 + NO2{-} + H{+} = Fe{3+} + SO4{2-} + NO + H2O =>
FeSO3 + 3 NO2{-} + 4 H{+} = Fe{3+} + SO4{2-} + 3 NO + 2 H2O
Co2O3 + CaCO3 + Nd2O3 = Ca3Co3NdO9 + CO2 =>
3 Co2O3 + 6 CaCO3 + Nd2O3 = 2 Ca3Co3NdO9 + 6 CO2
HNO3 + MgOHNO3 = H2O + Mg(NO3)2 =>
HNO3 + MgOHNO3 = H2O + Mg(NO3)2
BeN2O6 + HLiO = LiNO3 + BeH2O2 =>
BeN2O6 + 2 HLiO = 2 LiNO3 + BeH2O2
FeSO4*7H2O + H3PO4 + Cu(CH3COO)2 + LiOH + NH3 = LiCuFePO4 + CH3COOH + NH3SO4 + H2O =>
FeSO4*7H2O + H3PO4 + Cu(CH3COO)2 + LiOH + NH3 = LiCuFePO4 + 2 CH3COOH + NH3SO4 + 8 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
C6H6 + Cl2 = C6H4Cl2 + HCl =>
C6H6 + 2 Cl2 = C6H4Cl2 + 2 HCl
Mg2SiO4 + H2O + SiO2 = Mg3Si2O5(OH)4 =>
3 Mg2SiO4 + 4 H2O + SiO2 = 2 Mg3Si2O5(OH)4
C15H32 + O2 = C + H2O =>
C15H32 + 8 O2 = 15 C + 16 H2O
C17H35CO2H + HNO3 = N2 + H2O + CO2 =>
5 C17H35CO2H + 104 HNO3 = 52 N2 + 142 H2O + 90 CO2
C2H4 + SCl2 = (CH2CH2Cl)2S =>
2 C2H4 + SCl2 = (CH2CH2Cl)2S
NH4OH + Al(NO3) = Al(OH) + NH4NO3 =>
NH4OH + Al(NO3) = Al(OH) + NH4NO3
Cu + H2O + SO2 + O2 = Cu3(OH)4SO4 =>
3 Cu + 2 H2O + SO2 + 2 O2 = Cu3(OH)4SO4
KOH + (NH4)2(SO4) = NH3 + K2SO4 + HOH =>
2 KOH + (NH4)2(SO4) = 2 NH3 + K2SO4 + 2 HOH
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
KI + Pb(NO3) = KNO3 + IPb =>
KI + Pb(NO3) = KNO3 + IPb
PbO + H3PO4 = Pb3(PO4)2 + H2O =>
3 PbO + 2 H3PO4 = Pb3(PO4)2 + 3 H2O
Ca(OH)2 + C2H4O2 = Ca + H2O + CO2 =>
4 Ca(OH)2 + C2H4O2 = 4 Ca + 6 H2O + 2 CO2
Fe3O4 + CO = CO4 + Fe =>
3 Fe3O4 + 4 CO = 4 CO4 + 9 Fe
Al + Ag2S = Al2S3 + Ag2 =>
2 Al + 3 Ag2S = Al2S3 + 3 Ag2
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