| Équations équilibrées la veille |
NaCl + 2 NaOH = 3 Na + Cl(OH)2
HCOOH + H{+} + Cr2O7{2-} = CO2 + H2O + Cr{3+} =>
3 HCOOH + 8 H{+} + Cr2O7{2-} = 3 CO2 + 7 H2O + 2 Cr{3+}
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
ZrO2 + SO2 = ZrS3 + SO3 =>
ZrO2 + 11 SO2 = ZrS3 + 8 SO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaHCO3 + HNO3 = H2CO3 + NaNO3 = H2O + CO2 + NaNO3 =>
NaHCO3 + HNO3 = H2CO3 + NaNO3
NH4NO3 + Sr(OH)2 = Sr(NO3)2 + NH4OH =>
2 NH4NO3 + Sr(OH)2 = Sr(NO3)2 + 2 NH4OH
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
Cu + HNO3 = Cu(NO3)2 + N202 + H2O =>
505 Cu + 1212 HNO3 = 505 Cu(NO3)2 + N202 + 606 H2O
NaOH(aq) + Ba(NO3)2(aq) = Ba(OH)2 + NaNO3 =>
2 NaOH(aq) + Ba(NO3)2(aq) = Ba(OH)2 + 2 NaNO3
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
Cl0 + Na3ICr + NaOH = NaCrO4 + I0 + NaCl + H2O =>
10 Cl0 + Na3ICr + 8 NaOH = NaCrO4 + I0 + 10 NaCl + 4 H2O
Mo24 + KMnO4 + H2SO4 = MoO3 + MnSO4 + K2SO4 + H2O =>
5 Mo24 + 144 KMnO4 + 216 H2SO4 = 120 MoO3 + 144 MnSO4 + 72 K2SO4 + 216 H2O
C13H26 + O2 = CO2 + H2O =>
2 C13H26 + 39 O2 = 26 CO2 + 26 H2O
C21939H39410O1938 + H200O100 = C200H500O100H100 + C100O200 =>
600 C21939H39410O1938 + 66705 H200O100 = 61645 C200H500O100H100 + 8344 C100O200
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ru(NO3)2 = Ru + NO3 =>
Ru(NO3)2 = Ru + 2 NO3
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
C2H5OH + C2H2O4 + CH4N2O = C56H103N9O39 + H2O =>
341 C2H5OH + 174 C2H2O4 + 90 CH4N2O = 20 C56H103N9O39 + 347 H2O
CH3COCCl3 + NaOH = CHCl3 + NaCH3COO =>
CH3COCCl3 + NaOH = CHCl3 + NaCH3COO
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
LiBr(aq) = Li(s) + Br(l) =>
LiBr(aq) = Li(s) + Br(l)
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
LiCl + HBr = LiBr + HCl =>
LiCl + HBr = LiBr + HCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
NH2OH(g) = NH3(g) + N2(g) + H2O(g) =>
3 NH2OH(g) = NH3(g) + N2(g) + 3 H2O(g)
PCl3 + O2 = POCl3 =>
2 PCl3 + O2 = 2 POCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Ag + ZnCl2 = AgCl2 + Zn =>
Ag + ZnCl2 = AgCl2 + Zn
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
Sr(OH)2 + HClO3 = SrCl2 + H2O4 =>
Sr(OH)2 + 2 HClO3 = SrCl2 + 2 H2O4
O2 + HCl = Cl2 + H2O =>
O2 + 4 HCl = 2 Cl2 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
PCl5 + Ca(OH)2 = CaCl2 + P2O5 + H2O =>
2 PCl5 + 5 Ca(OH)2 = 5 CaCl2 + P2O5 + 5 H2O
C23H48 + CuO = Cu + H2O + CO =>
C23H48 + 47 CuO = 47 Cu + 24 H2O + 23 CO
HC2H3O2(aq) + CaCO3(s) = Ca(C2H3O2)(aq) + CO2(g) + H2O(l) =>
9 HC2H3O2(aq) + 8 CaCO3(s) = 8 Ca(C2H3O2)(aq) + 10 CO2(g) + 6 H2O(l)
C3H7COOH + Mg = (C3H7COO)2Mg + H2 =>
2 C3H7COOH + Mg = (C3H7COO)2Mg + H2
Na3BO3 + H2O = NaOH + NaBO2 =>
Na3BO3 + H2O = 2 NaOH + NaBO2
KBr + Hg(NO3)2 = K(NO3)2 + HgBr =>
KBr + Hg(NO3)2 = K(NO3)2 + HgBr
P4 + NaOH = PH3 + NaO =>
P4 + 12 NaOH = 4 PH3 + 12 NaO
C13H228 + O2 = CO2 + H2O =>
C13H228 + 70 O2 = 13 CO2 + 114 H2O
Pb(OH)2 + KOH = K2[Pb(OH)4] =>
Pb(OH)2 + 2 KOH = K2[Pb(OH)4]
Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s) =>
Mg(s) + CuCl2(aq) = MgCl2(aq) + Cu(s)
C27H56 + O2 = CO2 + H2O =>
C27H56 + 41 O2 = 27 CO2 + 28 H2O
HCl + Mn = MnCl + H =>
HCl + Mn = MnCl + H
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Ba(OH)2 + H2SO4 = H2O + BaSO4 =>
Ba(OH)2 + H2SO4 = 2 H2O + BaSO4
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Équations équilibrées sur01/05/25
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