| Équations équilibrées la veille |
Li + 3 H{3}PO{4} = 3 H{2} + Li{3}PO{4}
NH4NO3 + C20H30O2 = CO2 + H2O + N2 =>
53 NH4NO3 + C20H30O2 = 20 CO2 + 121 H2O + 53 N2
KClO3KCl + O2 = KClO4 =>
2 KClO3KCl + 5 O2 = 4 KClO4
Pb(OH)4 + CuO = PbO2 + Cu(OH)2 =>
Pb(OH)4 + 2 CuO = PbO2 + 2 Cu(OH)2
HCe + MnO2 = Ce2 + MnCe2 + H2O =>
4 HCe + MnO2 = Ce2 + MnCe2 + 2 H2O
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + Fe{3+} + H2O =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = Mn{2+} + 5 Fe{3+} + 4 H2O
NH4Cl(aq) + Pb(NO3)2 = NH4NO3(aq) + PbCl2(s) =>
2 NH4Cl(aq) + Pb(NO3)2 = 2 NH4NO3(aq) + PbCl2(s)
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 CH2CHCHCH2 + 2 KMnO4 + 22 H2O = 2 MnO2 + 12 CH3CH(OH)CH2(OH) + 2 KOH
MnCl2 + O2 + KOH = K2MnO4 + KCl + H2O =>
MnCl2 + O2 + 4 KOH = K2MnO4 + 2 KCl + 2 H2O
KBr + AgNO3 + HNO3 = KNO3 + Br + AgH =>
2 KBr + AgNO3 + HNO3 = 2 KNO3 + 2 Br + AgH
MgS(s) + HF(aq) = MgF2(aq) + H2S(aq) =>
MgS(s) + 2 HF(aq) = MgF2(aq) + H2S(aq)
NaOCl + Na2S2O3 + NaOH = NaCl + Na2SO4 + H2O =>
4 NaOCl + Na2S2O3 + 2 NaOH = 4 NaCl + 2 Na2SO4 + H2O
H2PO4 + H2O = OH + H2PO3 =>
H2PO4 + H2O = 2 OH + H2PO3
ZnS + Fe(NO3)2 = Zn(NO3)2 + FeS =>
ZnS + Fe(NO3)2 = Zn(NO3)2 + FeS
Pb(NO3)2(ac) + CuSO4(ac) = PbSO4(ac) + Cu(NO3)2(ac) =>
Pb(NO3)2(ac) + CuSO4(ac) = PbSO4(ac) + Cu(NO3)2(ac)
CuO + C10H16N2O8 + NaOH = C10H12N2O8CuNa2H2O + H2O =>
CuO + C10H16N2O8 + 2 NaOH = C10H12N2O8CuNa2H2O + 2 H2O
SiO2 + CaCO3 + Mg3Si4O10(OH)2 = CaMgSi2O6 + H2O + CO2 =>
2 SiO2 + 3 CaCO3 + Mg3Si4O10(OH)2 = 3 CaMgSi2O6 + H2O + 3 CO2
F2 + PbCl2 = PbF4 + Cl2 =>
2 F2 + PbCl2 = PbF4 + Cl2
H2SiF6 + NaCl = NaF + SiCl4 + HCl =>
H2SiF6 + 6 NaCl = 6 NaF + SiCl4 + 2 HCl
NaOH(aq) + KHC8H4O4(s) = NaKC8H4O4(aq) + H2O(l) =>
NaOH(aq) + KHC8H4O4(s) = NaKC8H4O4(aq) + H2O(l)
Pb(OH)4 + CuO = PbO2 + Cu(OH)2 =>
Pb(OH)4 + 2 CuO = PbO2 + 2 Cu(OH)2
CuO(s) + NH3(g) = N2(g) + Cu(s) + H2O(g) =>
3 CuO(s) + 2 NH3(g) = N2(g) + 3 Cu(s) + 3 H2O(g)
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Li3P + H2SO4 = H3P + Li2SO4 =>
2 Li3P + 3 H2SO4 = 2 H3P + 3 Li2SO4
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
HCe + MnO2 = Ce2 + MnCe2 + H2O =>
4 HCe + MnO2 = Ce2 + MnCe2 + 2 H2O
Cl2 + KI = I3K + KCl =>
Cl2 + 3 KI = I3K + 2 KCl
Mn(NO3)2 + HC2H3O2 = Mn(C2H3O2)2 + HNO3 =>
Mn(NO3)2 + 2 HC2H3O2 = Mn(C2H3O2)2 + 2 HNO3
CuCl2 + NaNO2 = Cu(NO2)2 + NaCl =>
CuCl2 + 2 NaNO2 = Cu(NO2)2 + 2 NaCl
KMnO4 + HCN = H2O + Mn2O7 + KCN =>
2 KMnO4 + 2 HCN = H2O + Mn2O7 + 2 KCN
BI3 + N2 = BN + I2 =>
2 BI3 + N2 = 2 BN + 3 I2
NaOH + Cr(OH)3 = Na3[Cr(OH)6] =>
3 NaOH + Cr(OH)3 = Na3[Cr(OH)6]
C4H10 + Br3 = C4H10Br2 =>
3 C4H10 + 2 Br3 = 3 C4H10Br2
SrCO3 + H3BO3 = SrB4O7 + H2O + CO2 =>
SrCO3 + 4 H3BO3 = SrB4O7 + 6 H2O + CO2
Mg(s) + Mn2O3(s) = MgO(s) + Mn(s) =>
3 Mg(s) + Mn2O3(s) = 3 MgO(s) + 2 Mn(s)
Cd + PbBr2 = Pb + CdBr =>
2 Cd + PbBr2 = Pb + 2 CdBr
Al(OH)3 + HCI = Al(OH)3HCI =>
Al(OH)3 + HCI = Al(OH)3HCI
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HNO3 + AgNO3 = AgH + (NO3)2 =>
HNO3 + AgNO3 = AgH + (NO3)2
NaCl + H3PO4 = Na3PO4 + HCl =>
3 NaCl + H3PO4 = Na3PO4 + 3 HCl
AgNO3 + Sr = Ag + Sr(NO3)2 =>
2 AgNO3 + Sr = 2 Ag + Sr(NO3)2
H2 + Zn3(PO4)2 = H2(PO4)2 + Zn =>
H2 + Zn3(PO4)2 = H2(PO4)2 + 3 Zn
Pb + H2SO4 = Pb2(SO4)3 + H2 =>
2 Pb + 3 H2SO4 = Pb2(SO4)3 + 3 H2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
SmCl2 + KMnO4 + H2SO4 = Sm2(SO4)3 + KCl + MnCl2 + H2O + HCl =>
10 SmCl2 + 2 KMnO4 + 15 H2SO4 = 5 Sm2(SO4)3 + 2 KCl + 2 MnCl2 + 8 H2O + 14 HCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C2H4O2 + KOH = CH3CO2K + H2O =>
C2H4O2 + KOH = CH3CO2K + H2O
HJ + H2O2 = J2 + H2O =>
2 HJ + H2O2 = J2 + 2 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Sb4O6 + H2SO4 = Sb2(SO4)3 + H2O =>
Sb4O6 + 6 H2SO4 = 2 Sb2(SO4)3 + 6 H2O
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Équations équilibrées sur10/15/24
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