| Équations équilibrées la veille |
C6H8O7 + NaOH = NaC6H7O7 + H2O
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
OCl{-} + Cl{-} + H{+} = Cl2 + H2O =>
OCl{-} + Cl{-} + 2 H{+} = Cl2 + H2O
H2O(l) = H2(l) + O2(l) =>
2 H2O(l) = 2 H2(l) + O2(l)
Sr(OH)2*8H2O + HCl = SrCl2*8H2O + H2O =>
Sr(OH)2*8H2O + 2 HCl = SrCl2*8H2O + 2 H2O
AgN + PBr = PN + AgBr =>
AgN + PBr = PN + AgBr
HNO3 + PbCO3 = CO2 + H2O + Pb(NO3)2 =>
2 HNO3 + PbCO3 = CO2 + H2O + Pb(NO3)2
CaO + NH4HSO4 = Ca(SO4)2 + H2O + NH4 =>
CaO + 2 NH4HSO4 = Ca(SO4)2 + H2O + 2 NH4
C5H12 + O2 = H2O + CO =>
2 C5H12 + 11 O2 = 12 H2O + 10 CO
Li2SO4 + C4H6O4Sr = C2H3LiO2 + SrSO4 =>
Li2SO4 + C4H6O4Sr = 2 C2H3LiO2 + SrSO4
CO2 + BaO = Ba2C2O6 =>
2 CO2 + 2 BaO = Ba2C2O6
TaO + Al = Al2O3 + Ta =>
3 TaO + 2 Al = Al2O3 + 3 Ta
Fe(No3)3 + NaOH = NaNo3 + Fe(OH)3 =>
Fe(No3)3 + 3 NaOH = 3 NaNo3 + Fe(OH)3
H2SO4 + Pb = Pb(SO4) + H2 =>
H2SO4 + Pb = Pb(SO4) + H2
Ta2NbC2O2 = TaC + Nb6C5 + Ta2O5 + Nb =>
25 Ta2NbC2O2 = 30 TaC + 4 Nb6C5 + 10 Ta2O5 + Nb
CrO4{-2} + S{-2} + H2O = Cr{+3} + SO4{-2} + OH{-} =>
8 CrO4{-2} + 3 S{-2} + 20 H2O = 8 Cr{+3} + 3 SO4{-2} + 40 OH{-}
Ca(OH)2 + K2SO4 = K(OH) + CaSO4 =>
Ca(OH)2 + K2SO4 = 2 K(OH) + CaSO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn(OH)2 + Na3PO4 = Zn3(PO4)2 + NaOH =>
3 Zn(OH)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaOH
CoCl2 + NH4OH = CoOHCl + NH4Cl =>
CoCl2 + NH4OH = CoOHCl + NH4Cl
K2S(aq) + Pb(NO3)2(aq) = K(NO3) + PbS =>
K2S(aq) + Pb(NO3)2(aq) = 2 K(NO3) + PbS
MnO + Si = Mn + SiO =>
MnO + Si = Mn + SiO
FeSO4 + NH3 + H2O = Fe(OH)2 + SO4{-2} + NH4{+} =>
FeSO4 + 2 NH3 + 2 H2O = Fe(OH)2 + SO4{-2} + 2 NH4{+}
Cr2O7{2-} + SO3 + H3O{+} = Cr{3+} + SO4 + H2O =>
Cr2O7{2-} + 3 SO3 + 8 H3O{+} = 2 Cr{3+} + 3 SO4 + 12 H2O
Na2MoO4 + HCl = H2MoO4 + NaCl =>
Na2MoO4 + 2 HCl = H2MoO4 + 2 NaCl
PCl3(l) + H2O(l) = HCl(aq) + H3PO3(aq) =>
PCl3(l) + 3 H2O(l) = 3 HCl(aq) + H3PO3(aq)
Co2 + CO = Co(CO)2 =>
Co2 + 4 CO = 2 Co(CO)2
P(S) + Br2(l) = PBr3(S) =>
2 P(S) + 3 Br2(l) = 2 PBr3(S)
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
Al(OH)3(s) + NaOH(ac) = NaAlO2 + H2O(l) =>
Al(OH)3(s) + NaOH(ac) = NaAlO2 + 2 H2O(l)
Mg + CuCl2 = MgCl2 + Cu2 =>
2 Mg + 2 CuCl2 = 2 MgCl2 + Cu2
Ca2Si + HBr = Si + H2 + Ca2Br =>
2 Ca2Si + 2 HBr = 2 Si + H2 + 2 Ca2Br
Na2S2O3 + K2Cr2O7 + HCl = S + Na2SO4 + CrCl3 + KCl + H2O =>
3 Na2S2O3 + K2Cr2O7 + 8 HCl = 3 S + 3 Na2SO4 + 2 CrCl3 + 2 KCl + 4 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH4O + CuO = CH2O + Cu + H2O =>
CH4O + CuO = CH2O + Cu + H2O
ClO{-} + H{+} + Cu = Cl{-} + H2O + Cu{2+} =>
ClO{-} + 2 H{+} + Cu = Cl{-} + H2O + Cu{2+}
M(s) + HNO3(aq) = M(NO3)(aq) + NO(g) + H2O(l) =>
3 M(s) + 4 HNO3(aq) = 3 M(NO3)(aq) + NO(g) + 2 H2O(l)
(NH4)2SO4 = NH3 + N2 + SO2 + H2O =>
3(NH4)2SO4 = 4 NH3 + N2 + 3 SO2 + 6 H2O
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
KMnO4 + MnSO4 + H2O = K2SO4 + MnO2 + H2SO4 =>
2 KMnO4 + 3 MnSO4 + 2 H2O = K2SO4 + 5 MnO2 + 2 H2SO4
(NH4)2[SnCl6](s) + HCl = H2SnCl4 + Cl + (NH4)2Cl2 =>
(NH4)2[SnCl6](s) + 2 HCl = H2SnCl4 + 2 Cl + (NH4)2Cl2
FeCl3 + CuO = Fe2O3 + CuCl2 =>
2 FeCl3 + 3 CuO = Fe2O3 + 3 CuCl2
Ti + K2CrO4 + H2SO4 = Ti(SO4)2 + K2(SO4) + Cr2(SO4)3 + H2O =>
3 Ti + 4 K2CrO4 + 16 H2SO4 = 3 Ti(SO4)2 + 4 K2(SO4) + 2 Cr2(SO4)3 + 16 H2O
C2H5COOH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2 =>
2 C2H5COOH + 2 KMnO4 + 3 H2SO4 = 6 CO2 + 2 MnSO4 + K2SO4 + 9 H2
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
(NH4)3PO4 + Mg = MgNH4PO4 + N2 + H2 =>
(NH4)3PO4 + Mg = MgNH4PO4 + N2 + 4 H2
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