| Équations équilibrées la veille | Équations équilibrées le lendemain |
ClO4{-} + 4 H2SeO3 = Cl{-} + 4 SeO4{2-} + 8 H{+}
Br2 + NO + H2O = Br{-} + HNO2 + H{+} =>
Br2 + 2 NO + 2 H2O = 2 Br{-} + 2 HNO2 + 2 H{+}
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
H2SO4 + K(OH) = K2SO4 + H2O =>
H2SO4 + 2 K(OH) = K2SO4 + 2 H2O
N2O5CuO = Cu(NO3)2 =>
N2O5CuO = Cu(NO3)2
PbS + (NH4)2S = (NH4)2PbS2 =>
PbS + (NH4)2S = (NH4)2PbS2
C(s) + SO2(g) = CS2(l) + CO(g) =>
5 C(s) + 2 SO2(g) = CS2(l) + 4 CO(g)
SnCl2 + FeCl3 + NaOH = SnFe2O4 + NaCl + H2O =>
SnCl2 + 2 FeCl3 + 8 NaOH = SnFe2O4 + 8 NaCl + 4 H2O
(Pb(NO3)2) + K2CO3 = PbCO3 + KNO3 =>
(Pb(NO3)2) + K2CO3 = PbCO3 + 2 KNO3
FeCl3(aq) + K4[Fe(CN)6](aq) = Fe4[Fe(CN)6]3(s) + KCl(aq) =>
4 FeCl3(aq) + 3 K4[Fe(CN)6](aq) = Fe4[Fe(CN)6]3(s) + 12 KCl(aq)
KI + H2SO4(c) + H2O2 = K2SO4 + H2O + I2 =>
2 KI + H2SO4(c) + H2O2 = K2SO4 + 2 H2O + I2
Ca3(Po4)2 + H2SO4 = CaSO4 + H3Po4 =>
Ca3(Po4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3Po4
CoP = Co + P4 =>
4 CoP = 4 Co + P4
NH4OH + HCl = NH4OCl + H2 =>
NH4OH + HCl = NH4OCl + H2
C3H8O + CrO3 + H2SO4 = Cr2(SO4)2 + H2O + C4H8O =>
16 C3H8O + 6 CrO3 + 6 H2SO4 = 3 Cr2(SO4)2 + 22 H2O + 12 C4H8O
S{-2} + Cl2 = S + Cl{-} =>
S{-2} + Cl2 = S + 2 Cl{-}
Al2(CO3)3 + HgPO3 = Hg2CO3 + Al(PO3)3 =>
Al2(CO3)3 + 6 HgPO3 = 3 Hg2CO3 + 2 Al(PO3)3
KIO3 + H2O = KH2O + IO3 =>
KIO3 + H2O = KH2O + IO3
LiCl2 + H2 = Li + HCl =>
LiCl2 + H2 = Li + 2 HCl
Mg(s) + AgF(aq) = Ag(s) + MgF(aq) =>
Mg(s) + AgF(aq) = Ag(s) + MgF(aq)
B + H = BH =>
B + H = BH
FeBr3 + LiOH = Fe(OH)3 + LiBr =>
FeBr3 + 3 LiOH = Fe(OH)3 + 3 LiBr
Zn(OH)2 + KOH = K2[Zn(OH)4] =>
Zn(OH)2 + 2 KOH = K2[Zn(OH)4]
(NH4)2(SO4) + AgNO3 = (NH4)NO3 + Ag2(SO4) =>
(NH4)2(SO4) + 2 AgNO3 = 2(NH4)NO3 + Ag2(SO4)
Na2HPO4 + NaOH + Zn + H2O = PH3 + Na2Zn(OH)4 =>
Na2HPO4 + 6 NaOH + 4 Zn + 6 H2O = PH3 + 4 Na2Zn(OH)4
Cu(s) + S = Cu2S =>
2 Cu(s) + S = Cu2S
KMnO4 + AsBr3 + HClO4 = H3AsO4 + KBrO3 + Mn(ClO4)2 + KClO4 + H2O =>
4 KMnO4 + AsBr3 + 9 HClO4 = H3AsO4 + 3 KBrO3 + 4 Mn(ClO4)2 + KClO4 + 3 H2O
MnO2 + H2O = H2O2 + Mn =>
MnO2 + 2 H2O = 2 H2O2 + Mn
Fe(s) + O2(s) = Fe2O3(s) =>
4 Fe(s) + 3 O2(s) = 2 Fe2O3(s)
HNO2 + HCl = H3O + NOCl2 =>
HNO2 + 2 HCl = H3O + NOCl2
CaCO3 + AlF3 = Al2O3 + CaF2 + CO2 =>
3 CaCO3 + 2 AlF3 = Al2O3 + 3 CaF2 + 3 CO2
FeBr3 + H2O = FeOBr + HBr =>
FeBr3 + H2O = FeOBr + 2 HBr
Al2O3 + SiO2 = Al2SiO5 =>
Al2O3 + SiO2 = Al2SiO5
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4 + O2 = NH3 + H2O =>
4 NH4 + O2 = 4 NH3 + 2 H2O
H{+} + U3O8 + NO3{-} = UO2{2+} + NO2 + H2O =>
8 H{+} + U3O8 + 2 NO3{-} = 3 UO2{2+} + 2 NO2 + 4 H2O
Fe3O4 + S8 = Fe + SO2 =>
4 Fe3O4 + S8 = 12 Fe + 8 SO2
H2C2O4 + MnO4{-} + H{+} = Mn{2+} + H2O + CO2 =>
5 H2C2O4 + 2 MnO4{-} + 6 H{+} = 2 Mn{2+} + 8 H2O + 10 CO2
MeSO4*7H2O = MeSO4 + H2O =>
MeSO4*7H2O = MeSO4 + 7 H2O
KMnO4(ac) + NaI(ac) + H2SO4(ac) = I2(s) + MnSO4(ac) + Na2SO4(ac) + K2SO4(aq) + H2O(l) =>
2 KMnO4(ac) + 10 NaI(ac) + 8 H2SO4(ac) = 5 I2(s) + 2 MnSO4(ac) + 5 Na2SO4(ac) + K2SO4(aq) + 8 H2O(l)
Zn + HgSO4 = ZnSO4 + Hg =>
Zn + HgSO4 = ZnSO4 + Hg
Al(OH)3 + NH4Cl = Al(NH4)3 + ClOH =>
Al(OH)3 + 3 NH4Cl = Al(NH4)3 + 3 ClOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NaOH(aq) + CO2(g) = NaHCO3(aq) =>
NaOH(aq) + CO2(g) = NaHCO3(aq)
ZrO(NO3)2 = ZrO + NO3 =>
ZrO(NO3)2 = ZrO + 2 NO3
Rb2S + H2O = RbOH + H2S =>
Rb2S + 2 H2O = 2 RbOH + H2S
C6H12O6 + Ca(OH)2 = CaC2 + C5H13O7 =>
2 C6H12O6 + Ca(OH)2 = CaC2 + 2 C5H13O7
HgCl2 + Na2SO3 = NaCl + HgSO3 =>
HgCl2 + Na2SO3 = 2 NaCl + HgSO3
CH2O + Cu(OH)2 = CH2O2 + Cu2O + H2O =>
CH2O + 2 Cu(OH)2 = CH2O2 + Cu2O + 2 H2O
Ca3N2 + Cl2 = CaCl2 + N2 =>
Ca3N2 + 3 Cl2 = 3 CaCl2 + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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