| Équations équilibrées la veille |
C17H19NO3 + HCl = HNO3 + C17H19Cl
NaCl + OH = NaOH + Cl2 =>
2 NaCl + 2 OH = 2 NaOH + Cl2
H3PO4 + S8 = H2SO4 + P4 + HO =>
16 H3PO4 + S8 = 8 H2SO4 + 4 P4 + 32 HO
BaO + NaHSO3 = BaSO3 + NaOH =>
BaO + NaHSO3 = BaSO3 + NaOH
H3Po4 + Hg = HgPo4 + H =>
H3Po4 + Hg = HgPo4 + 3 H
FeCl3 + FeCl2 + NH4OH = Fe3O4 + HCl + NH3 =>
2 FeCl3 + FeCl2 + 4 NH4OH = Fe3O4 + 8 HCl + 4 NH3
Bi + Na2S = Bi2S3 + Na =>
2 Bi + 3 Na2S = Bi2S3 + 6 Na
Pb(CH3COO)2 + NaBr = PbBr2 + Na(CH3COO) =>
Pb(CH3COO)2 + 2 NaBr = PbBr2 + 2 Na(CH3COO)
NaI + SnCl4 = NaCl + SnI4 =>
4 NaI + SnCl4 = 4 NaCl + SnI4
Li2CO3 + Ca(C2H3O2)2 = LiC2H3O2 + CaCO3 =>
Li2CO3 + Ca(C2H3O2)2 = 2 LiC2H3O2 + CaCO3
Ba + HClO2 = BaClO2 + H =>
Ba + HClO2 = BaClO2 + H
Mg(s) + Br2 = MgBr2(s) =>
Mg(s) + Br2 = MgBr2(s)
Al3O2 + H2O = Al(OH)3 + H2 =>
2 Al3O2 + 14 H2O = 6 Al(OH)3 + 5 H2
CrO3 + H2O = CrO4{-2} + H3O{+} =>
CrO3 + 3 H2O = CrO4{-2} + 2 H3O{+}
Li2Se = Li + Se =>
Li2Se = 2 Li + Se
Sb2S3 = Sb + S =>
Sb2S3 = 2 Sb + 3 S
H3O + K2O = K + H2O =>
2 H3O + K2O = 2 K + 3 H2O
LiClO3 = Li + ClO3 =>
LiClO3 = Li + ClO3
Cu(NO3)2 + Al = AlNO3 + Cu2 =>
2 Cu(NO3)2 + 4 Al = 4 AlNO3 + Cu2
Na + H3PO4 = Na2PO4 + H2 =>
4 Na + 2 H3PO4 = 2 Na2PO4 + 3 H2
S + FeO = FeS + O =>
S + FeO = FeS + O
CH3OH + O2 + NO = CH3NO2 + H2O =>
4 CH3OH + O2 + 4 NO = 4 CH3NO2 + 2 H2O
MnO4 + C2O4 = MnO2 + CO3 =>
MnO4 + C2O4 = MnO2 + 2 CO3
ZnSO4 + Fe = Fe2(SO4)3 + Zn =>
3 ZnSO4 + 2 Fe = Fe2(SO4)3 + 3 Zn
NaNO3(aq) = Na(aq) + NO3(aq) =>
NaNO3(aq) = Na(aq) + NO3(aq)
HCl(aq) + Mn2O4(s) = MnCl2(aq) + H2O(l) + Cl2(g) =>
8 HCl(aq) + Mn2O4(s) = 2 MnCl2(aq) + 4 H2O(l) + 2 Cl2(g)
FeOOH*H2O + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeOOH*H2O + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
NO3(g) + NO2(g) = N2O5 =>
NO3(g) + NO2(g) = N2O5
Pb(C2H5)4 + O = PbO + CO2 + H2O =>
Pb(C2H5)4 + 27 O = PbO + 8 CO2 + 10 H2O
NaHCO3 + CHOOH = CH3COONa + CO2 + H2O =>
NaHCO3 + 4 CHOOH = CH3COONa + 3 CO2 + 3 H2O
KBr + PbO2 + HNO3 = Pb(NO3)2 + BrO2 + KNO3 + H2O =>
2 KBr + 5 PbO2 + 12 HNO3 = 5 Pb(NO3)2 + 2 BrO2 + 2 KNO3 + 6 H2O
Hg(l) + S(s) = HgS(s) =>
Hg(l) + S(s) = HgS(s)
V + HNO3 + HF = H2VF7 + NO + H2O =>
3 V + 5 HNO3 + 21 HF = 3 H2VF7 + 5 NO + 10 H2O
NaCl + Mg(NO3)2 = Na(NO3)2 + MgCl =>
NaCl + Mg(NO3)2 = Na(NO3)2 + MgCl
CrO + Cl2 = CrCl2 + O2 =>
2 CrO + 2 Cl2 = 2 CrCl2 + O2
H2S + Ca(OH)2 = Ca(HS)2 + H2O =>
2 H2S + Ca(OH)2 = Ca(HS)2 + 2 H2O
P3S3 + O2 = P4O10 + SO2 =>
4 P3S3 + 27 O2 = 3 P4O10 + 12 SO2
Sn(s) + Cu(NO3)2(aq) = Cu2(s) + SnNO3 =>
4 Sn(s) + 2 Cu(NO3)2(aq) = Cu2(s) + 4 SnNO3
(CH3)3COOC(CH3)3 = (CH3)2CO + C2H6 =>
(CH3)3COOC(CH3)3 = 2(CH3)2CO + C2H6
FeCl2 + HNo3 = Fe(No3)2 + HCl =>
FeCl2 + 2 HNo3 = Fe(No3)2 + 2 HCl
HI + Ca(OH)2 = H(OH)2 + CaI =>
HI + Ca(OH)2 = H(OH)2 + CaI
Bi(NO3)3 + H2SO4 + FeSO4 = NO + H2O + Fe2(SO4)3 + Bi2(SO4)3 =>
2 Bi(NO3)3 + 12 H2SO4 + 18 FeSO4 = 6 NO + 12 H2O + 9 Fe2(SO4)3 + Bi2(SO4)3
CS2 + O4 = CO2 + SO2 =>
2 CS2 + 3 O4 = 2 CO2 + 4 SO2
Zn(NO3)2 + H2S = ZnS + H2(NO3)2 =>
Zn(NO3)2 + H2S = ZnS + H2(NO3)2
BCl3 + NH4Cl = Cl3B3H3N3 + HCl =>
3 BCl3 + 3 NH4Cl = Cl3B3H3N3 + 9 HCl
NH3(g) + H2O2(l) = N2(g) + H2O(g) =>
2 NH3(g) + 3 H2O2(l) = N2(g) + 6 H2O(g)
SO2 + CaSO4 + H2 = Ca(HSO3)2 =>
SO2 + CaSO4 + H2 = Ca(HSO3)2
Na2SO4 + C4 = Na2S + CO2 =>
2 Na2SO4 + C4 = 2 Na2S + 4 CO2
CaCl2(s) + Na3PO4(aq) = Ca3(PO4)2 + NaCl(aq) =>
3 CaCl2(s) + 2 Na3PO4(aq) = Ca3(PO4)2 + 6 NaCl(aq)
C3H7OH + NaH = C3H8 + NaOH =>
C3H7OH + NaH = C3H8 + NaOH
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