| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH4O3 = N2 + 4 H2O + O2
MgBr2 + K2CO3 = KBr + Mg2(CO3)2 =>
2 MgBr2 + 2 K2CO3 = 4 KBr + Mg2(CO3)2
SeO3 + N2O4 = Se + NO3 =>
2 SeO3 + 3 N2O4 = 2 Se + 6 NO3
KI + HCl = KH + ICl =>
KI + HCl = KH + ICl
H3PO4 + CuCl = HCl + Cu3 + PO4 =>
H3PO4 + 3 CuCl = 3 HCl + Cu3 + PO4
(NH4)2MoO4 + H2S + HCl = Mo2O5 + S + NH4Cl + H2O =>
2(NH4)2MoO4 + H2S + 4 HCl = Mo2O5 + S + 4 NH4Cl + 3 H2O
FeSCN + Na2C2O4 = Fe(C2O4)3 + Na + SCN =>
FeSCN + 3 Na2C2O4 = Fe(C2O4)3 + 6 Na + SCN
Cl + (OH)4 = Cl(OH)4 =>
Cl + (OH)4 = Cl(OH)4
Zn + NiO + H2O = Zn(OH)2 + Ni =>
Zn + NiO + H2O = Zn(OH)2 + Ni
Zn(s) + HCl(ag) = ZnCl2(ag) + H2(g) =>
Zn(s) + 2 HCl(ag) = ZnCl2(ag) + H2(g)
C3H7COOH + Ba = C3H7COOBa + H2 =>
2 C3H7COOH + 2 Ba = 2 C3H7COOBa + H2
CH3I + KNO2 = CH3NO2 + KI =>
CH3I + KNO2 = CH3NO2 + KI
Fe2 + Ag(C2H3O2) = Fe(C2H3O2)2 + Ag =>
Fe2 + 4 Ag(C2H3O2) = 2 Fe(C2H3O2)2 + 4 Ag
C28H36N4O4 = C28H36N4O2 + CO2 + H2O + N2 =>
36 C28H36N4O4 = 35 C28H36N4O2 + 28 CO2 + 18 H2O + 2 N2
ZnSO4 + NaHCO3 = Zn(HCO3)2 + Na2SO4 =>
ZnSO4 + 2 NaHCO3 = Zn(HCO3)2 + Na2SO4
Zn + Pb(C2H3O2)3 = Pb + Zn(C2H3O2)2 =>
3 Zn + 2 Pb(C2H3O2)3 = 2 Pb + 3 Zn(C2H3O2)2
P4(s) + S8(g) = P2S5(s) =>
4 P4(s) + 5 S8(g) = 8 P2S5(s)
Al + SO3 = Al2O3 + S =>
2 Al + SO3 = Al2O3 + S
Cr(OH)3 + HBr = Cr(Br)3 + HOH =>
Cr(OH)3 + 3 HBr = Cr(Br)3 + 3 HOH
Na2[B4O5(OH)4]6H2O + NaOH + H2O2 = Na2[B2(OH)4(O2)2]6H2O + H2O =>
Na2[B4O5(OH)4]6H2O + 2 NaOH + 29 H2O2 = 2 Na2[B2(OH)4(O2)2]6H2O + 17 H2O
NaOH + (NH4)2S = H2O + NH3 + Na2S =>
2 NaOH + (NH4)2S = 2 H2O + 2 NH3 + Na2S
Sr + H2SO4 = Sr(SO4)2 + H2S + H2O =>
2 Sr + 5 H2SO4 = 2 Sr(SO4)2 + H2S + 4 H2O
S{2-} + SO3 + H{+} = S + H2O =>
3 S{2-} + SO3 + 6 H{+} = 4 S + 3 H2O
H2O(l) + Al(s) = Al2O3(aq) + H2(g) =>
3 H2O(l) + 2 Al(s) = Al2O3(aq) + 3 H2(g)
B2O3 + Mg2 = B + MgO =>
2 B2O3 + 3 Mg2 = 4 B + 6 MgO
C2H2 + N2 = C2H2N4 =>
C2H2 + 2 N2 = C2H2N4
Ca(OH)2 + MgCo3 = CaCo3 + Mg(OH)2 =>
Ca(OH)2 + MgCo3 = CaCo3 + Mg(OH)2
Fe2(SO3)3 + K(OH) = K2SO3 + Fe(OH)3 =>
Fe2(SO3)3 + 6 K(OH) = 3 K2SO3 + 2 Fe(OH)3
AgF2 + Na2SO4 = Ag2SO4 + F2 + Na =>
2 AgF2 + Na2SO4 = Ag2SO4 + 2 F2 + 2 Na
Ca(NO3)2 + ZrO(NO3)2*H2O = CaZrO3 + NO2 + H2 + O2 =>
2 Ca(NO3)2 + 2 ZrO(NO3)2*H2O = 2 CaZrO3 + 8 NO2 + 2 H2 + 3 O2
Br2 + CoO = Br2CoO =>
Br2 + CoO = Br2CoO
C10H18O + KMnO4 = C10H16O + KMn + H2O =>
4 C10H18O + KMnO4 = 4 C10H16O + KMn + 4 H2O
Mn{+2} + SO4{-2} + H2O = MnO2 + S + H{+} =>
3 Mn{+2} + SO4{-2} + 2 H2O = 3 MnO2 + S + 4 H{+}
NaCrO4 + Na2S + H2O = Na3Cr(OH)6 + S + NaOH =>
NaCrO4 + 2 Na2S + 4 H2O = Na3Cr(OH)6 + 2 S + 2 NaOH
FeSO4 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O + Fe2(SO4)3 =>
10 FeSO4 + 8 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 8 H2O + 5 Fe2(SO4)3
C17H35COOH + O2 = C + H2O =>
C17H35COOH + 8 O2 = 18 C + 18 H2O
Cu + CaCl2 = CuCl2 + Ca =>
Cu + CaCl2 = CuCl2 + Ca
Au + S = Au2S =>
2 Au + S = Au2S
CuI2 + K3PO4 = Cu3(PO4)2 + KI =>
3 CuI2 + 2 K3PO4 = Cu3(PO4)2 + 6 KI
Ca(OH)2 + AlCl3 = Al(OH)3 + CaCl2 =>
3 Ca(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 CaCl2
RbOH(aq) + H2SO4(aq) = Rb2SO4(aq) + H2O(l) =>
2 RbOH(aq) + H2SO4(aq) = Rb2SO4(aq) + 2 H2O(l)
NaNO2 + CH3COOH = CH3COONa + NO + NO2 + H2O =>
2 NaNO2 + 2 CH3COOH = 2 CH3COONa + NO + NO2 + H2O
NaNO3 + H2SO4 = HNO3 + Na2SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + Na2SO4
NaBH4 + H2O + CH2O = CH4O + NaOH + BH3 =>
NaBH4 + H2O + CH2O = CH4O + NaOH + BH3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3COOH + NaHCO3 = H2O + CHCOHNaHCO3 =>
CH3COOH + NaHCO3 = H2O + CHCOHNaHCO3
CrO3 + NaCl + H2SO4 = CrO2Cl2 + Na2SO4 + H2O =>
CrO3 + 2 NaCl + H2SO4 = CrO2Cl2 + Na2SO4 + H2O
Br2(l) + KI(aq) = Br2KI =>
Br2(l) + KI(aq) = Br2KI
C7H5N3O6(s) + O2(g) = CO2(g) + N2(g) + H2O(g) =>
4 C7H5N3O6(s) + 21 O2(g) = 28 CO2(g) + 6 N2(g) + 10 H2O(g)
Li2O + HNO3 = LiNO3 + H2O =>
Li2O + 2 HNO3 = 2 LiNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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