Équations équilibrées la veille |
4 Cu(HNO3)2 + C2 = 4 Cu(NO3)2 + 2 CH4
B2O3 + H2O = H3BO3 =>
B2O3 + 3 H2O = 2 H3BO3
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
Al + HBr = AlHBr =>
Al + HBr = AlHBr
K + H2O = H + K2O =>
2 K + H2O = 2 H + K2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Al(O3H3) + H2SO4 = Al2(S3O12) + H2O =>
2 Al(O3H3) + 3 H2SO4 = Al2(S3O12) + 6 H2O
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
Si + Cl2 = SiCl4 =>
Si + 2 Cl2 = SiCl4
[H3COC12H10]COONa + H{+} = [H3COC12H10]COOH + Na{+} =>
[H3COC12H10]COONa + H{+} = [H3COC12H10]COOH + Na{+}
Pb(OH)2 + HNO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 HNO3 = Pb(NO3)2 + 2 H2O
Li2O + H3PO4 = Li3PO4 + H2O =>
3 Li2O + 2 H3PO4 = 2 Li3PO4 + 3 H2O
C6H6 + HNO3 + Fe + HCl = C6H5NH2 + H2O + FeCl3 =>
C6H6 + HNO3 + 2 Fe + 6 HCl = C6H5NH2 + 3 H2O + 2 FeCl3
K3[Co(NO2)6] + NaBH4 + HCl + H2O = NaCl + KCl + [Co(NH3)6]Cl3 + H3BO3 =>
2 K3[Co(NO2)6] + 9 NaBH4 + 21 HCl + 3 H2O = 9 NaCl + 6 KCl + 2[Co(NH3)6]Cl3 + 9 H3BO3
Ag2O + NH3 + H2O = [Ag(NH3)2]OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2]OH
[NH4]2Fe[SO4]2 + NaOH = Fe(OH)2 + NH4OH + Na2SO4 =>
[NH4]2Fe[SO4]2 + 4 NaOH = Fe(OH)2 + 2 NH4OH + 2 Na2SO4
Ca(H2PO4)2 + Na2CO3 = Na3PO4 + Ca3(PO4)2 + CO2 + H2O =>
3 Ca(H2PO4)2 + 6 Na2CO3 = 4 Na3PO4 + Ca3(PO4)2 + 6 CO2 + 6 H2O
Li3PO4(s) + BaCl2(aq) = LiCl(aq) + Ba3(PO4)2(aq) =>
2 Li3PO4(s) + 3 BaCl2(aq) = 6 LiCl(aq) + Ba3(PO4)2(aq)
CsCl + CuCl + LiCl = CsLiCuCl3 =>
CsCl + CuCl + LiCl = CsLiCuCl3
Pb + H{3}PO{4} = Pb{3}(PO{4}){2} + H{2} =>
Pb + 3 H{3}PO{4} = Pb{3}(PO{4}){2} + 3 H{2}
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
PH2 + N2O = P410 + H2O + N2 =>
410 PH2 + 410 N2O = P410 + 410 H2O + 410 N2
Al(s) + Pb(C2H3O2)2 = Al(C2H3O2)3 + Pb(s) =>
2 Al(s) + 3 Pb(C2H3O2)2 = 2 Al(C2H3O2)3 + 3 Pb(s)
H3PO4 + O2 = PO4 + H2O =>
4 H3PO4 + 3 O2 = 4 PO4 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)3PO4 + Sn(C2H3O2)2 = NH4C2H3O2 + Sn3(PO4)2 =>
2(NH4)3PO4 + 3 Sn(C2H3O2)2 = 6 NH4C2H3O2 + Sn3(PO4)2
J2 + HNO3 = HJO3 + NO + H2O =>
3 J2 + 10 HNO3 = 6 HJO3 + 10 NO + 2 H2O
CoSO4 + NH4OH = [Co(NH3)4]SO4 + H2O =>
CoSO4 + 4 NH4OH = [Co(NH3)4]SO4 + 4 H2O
Al(NO3)3 + CuSO4 = Al(SO4) + Cu(NO3)3 =>
Al(NO3)3 + CuSO4 = Al(SO4) + Cu(NO3)3
V4 + O2 = VO2 =>
V4 + 4 O2 = 4 VO2
UO3P2O5 + NaOH = Na2U2O7 + Na3PO4 + H2O =>
2 UO3P2O5 + 14 NaOH = Na2U2O7 + 4 Na3PO4 + 7 H2O
Ag{+}(aq) + CO3{2-}(aq) = Ag2CO3(s) =>
2 Ag{+}(aq) + CO3{2-}(aq) = Ag2CO3(s)
H + F = HF =>
H + F = HF
Fe + H2SO4 = Fe2(SO4)3 + H2O + H2SO3 =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 H2SO3
KH2PO4 + Ba(OH)2 = BaHPO4 + KOH + H2O =>
KH2PO4 + Ba(OH)2 = BaHPO4 + KOH + H2O
C3H4(l) + O2(g) = CO2(g) + H2O(l) =>
C3H4(l) + 4 O2(g) = 3 CO2(g) + 2 H2O(l)
Al(OH)3 + HCl = AlCl2(OH) + H2O =>
Al(OH)3 + 2 HCl = AlCl2(OH) + 2 H2O
Al + NO3{-} + OH{-} + H2O = Al(OH)6{3-} + NH3 =>
8 Al + 3 NO3{-} + 21 OH{-} + 18 H2O = 8 Al(OH)6{3-} + 3 NH3
C4H8 + KMnO4 + HCl = KCl + MnCl2 + H2O + C3H7COOH =>
5 C4H8 + 4 KMnO4 + 12 HCl = 4 KCl + 4 MnCl2 + 6 H2O + 5 C3H7COOH
Cr + HBr = CrBr3 + H2 =>
2 Cr + 6 HBr = 2 CrBr3 + 3 H2
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
A14C3 + F2 = A1F3 + CF4 =>
A14C3 + 27 F2 = 14 A1F3 + 3 CF4
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Al2(CO3)3 + K3PO4 = K2CO3 + AlPO4 =>
Al2(CO3)3 + 2 K3PO4 = 3 K2CO3 + 2 AlPO4
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + KNO3 =>
Pb(NO3)2 + K2Cr2O7 = Cr2O7Pb + 2 KNO3
H3NO2 + Hg(OH)2 = H2O + Hg3(NO2)2 =>
2 H3NO2 + 3 Hg(OH)2 = 6 H2O + Hg3(NO2)2
Br2 + K2SO3 + H2O = K2SO4 + HBr =>
Br2 + K2SO3 + H2O = K2SO4 + 2 HBr
H2SO4MgCl = H2MgClSO4 =>
H2SO4MgCl = H2MgClSO4
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