| Équations équilibrées la veille |
BrCH2CH3 + NaCN = NaNCCH2CH3 + Br
HCl + Na2CO3 = H(CO3) + Na2Cl =>
HCl + Na2CO3 = H(CO3) + Na2Cl
NH4CHO3 + HCl = NH4Cl + H2O + CO2 =>
NH4CHO3 + HCl = NH4Cl + H2O + CO2
C17H14O7 + O2(g) = CO2(g) + H2O(g) =>
C17H14O7 + 17 O2(g) = 17 CO2(g) + 7 H2O(g)
C14H11Cl2NO2 + O2 = CO2 + H2O + HCl + N2 =>
4 C14H11Cl2NO2 + 61 O2 = 56 CO2 + 18 H2O + 8 HCl + 2 N2
AgNO3 + Na2 = Na(NO3)2 + Ag =>
4 AgNO3 + Na2 = 2 Na(NO3)2 + 4 Ag
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Mn + H2S = MnS2 + H2 =>
Mn + 2 H2S = MnS2 + 2 H2
Pb(NO3)2 + K2Cr2O4 = PbCr2O4 + KNO3 =>
Pb(NO3)2 + K2Cr2O4 = PbCr2O4 + 2 KNO3
AgNO3 + NaOH = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 NaOH = Ag2O + 2 NaNO3 + H2O
K2S + MgSO4 = K2SO4 + MgS =>
K2S + MgSO4 = K2SO4 + MgS
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
SrSO4 = SO3 + SrO =>
SrSO4 = SO3 + SrO
AlI3 + KCl = AlCl3 + KI =>
AlI3 + 3 KCl = AlCl3 + 3 KI
Na{+} + Cl{-}{+} = NaCl =>
Na{+} + Cl{-}{+} = NaCl
Pb3(PO4)2 + Al = Al(PO4)2 + Pb3 =>
Pb3(PO4)2 + Al = Al(PO4)2 + Pb3
Cl2 + S2O3 + OH{-} = SO4 + Cl{-} + H2O =>
5 Cl2 + S2O3 + 10 OH{-} = 2 SO4 + 10 Cl{-} + 5 H2O
Mn(NO3)2 + HNO3 = H2Mn + NO3 =>
Mn(NO3)2 + 2 HNO3 = H2Mn + 4 NO3
Fe + K3N2 = Fe3N5 + K =>
6 Fe + 5 K3N2 = 2 Fe3N5 + 15 K
Au + KCN + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
MoS + O2 = MoO + SO =>
MoS + O2 = MoO + SO
V2O5 + N2 = NO + V =>
2 V2O5 + 5 N2 = 10 NO + 4 V
Au + O2 + HCl = HAuCl4 + H2O =>
4 Au + 3 O2 + 16 HCl = 4 HAuCl4 + 6 H2O
HBrO4 + Fe(OH)2 = FeBrO4 + H(OH)2 =>
HBrO4 + Fe(OH)2 = FeBrO4 + H(OH)2
Ba(NO3)2 + Mg = Ba(NO)2 + MgO =>
Ba(NO3)2 + 4 Mg = Ba(NO)2 + 4 MgO
Fe + H3PO4 = Fe(H2PO4)2 + H2 =>
Fe + 2 H3PO4 = Fe(H2PO4)2 + H2
I + ZnBr2 = IBr + Zn =>
2 I + ZnBr2 = 2 IBr + Zn
NaNO3 + NH3 + H2O = NH4NO3 + NaOH =>
NaNO3 + NH3 + H2O = NH4NO3 + NaOH
[Cu(NH3)]SO4 + Na2S = CuS + NH3 + Na2SO4 =>
[Cu(NH3)]SO4 + Na2S = CuS + NH3 + Na2SO4
Fe(OH)3 + Fe = Fe3O4 + H2O =>
8 Fe(OH)3 + Fe = 3 Fe3O4 + 12 H2O
MnO2 + Ca = CaMnO3 + Mn =>
3 MnO2 + 2 Ca = 2 CaMnO3 + Mn
Cr2O3 + Ca(ClO)Cl + NaOH = CaCl2 + Na2CrO4 + H2O =>
Cr2O3 + 3 Ca(ClO)Cl + 4 NaOH = 3 CaCl2 + 2 Na2CrO4 + 2 H2O
Fe + O2 = Fe(O2) =>
Fe + O2 = Fe(O2)
Al + N2 = AlN2 =>
Al + N2 = AlN2
Na3Po4(aq) + Cu(aq) = Na(aq) + Cu3(Po4)2(s) =>
2 Na3Po4(aq) + 3 Cu(aq) = 6 Na(aq) + Cu3(Po4)2(s)
Na2SO3 + KMnO4 + NaOH = Na2MnO4 + Na2SO4 + H2O + K2MnO4 =>
Na2SO3 + 2 KMnO4 + 2 NaOH = Na2MnO4 + Na2SO4 + H2O + K2MnO4
C18H19O9N + O2 = CO2 + H2O + HNO3 =>
2 C18H19O9N + 39 O2 = 36 CO2 + 18 H2O + 2 HNO3
CaH2 + H2O = H3O + CaOH =>
CaH2 + 4 H2O = 3 H3O + CaOH
Mg(CH3COO)2 + (NH4)2S = NH4CH3COO + MgS =>
Mg(CH3COO)2 + (NH4)2S = 2 NH4CH3COO + MgS
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Al + Fe3N2 = Al2N + Fe3 =>
4 Al + Fe3N2 = 2 Al2N + Fe3
Sn3(PO3)4 + Al2O3 = SnO2 + AlPO3 =>
Sn3(PO3)4 + 2 Al2O3 = 3 SnO2 + 4 AlPO3
Al(OH)4{-} + Na{+} + HCl = AlCl3 + NaOH + H2O =>
Al(OH)4{-} + Na{+} + 3 HCl = AlCl3 + NaOH + 3 H2O
Fe + S7 = FeS =>
7 Fe + S7 = 7 FeS
MgNO3 + NH4Cl = MgCl2 + NH4 + NO3 =>
MgNO3 + 2 NH4Cl = MgCl2 + 2 NH4 + NO3
CaO + H2O = Ca2 + O2{-} + H1{+} =>
6 CaO + 2 H2O = 3 Ca2 + 4 O2{-} + 4 H1{+}
Ag + Sn{+4} = Ag{+} + Sn{+2} =>
2 Ag + Sn{+4} = 2 Ag{+} + Sn{+2}
K2CrO4 + HCl = CrCl3 + Cl + KCl + H2O =>
K2CrO4 + 8 HCl = CrCl3 + 3 Cl + 2 KCl + 4 H2O
P2O5 + NaOH = H2O + Na3PO4 =>
P2O5 + 6 NaOH = 3 H2O + 2 Na3PO4
KHC2O4 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
10 KHC2O4 + 4 KMnO4 + 11 H2SO4 = 20 CO2 + 4 MnSO4 + 7 K2SO4 + 16 H2O
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Équations équilibrées sur01/28/25
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