| Équations équilibrées la veille | Équations équilibrées le lendemain |
UF4 + 2 Mg = U + 2 MgF2
La2(CO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 H2O + 3 CO2
B2(SO4)3 + Mg(HCO3)2 = B(OH)3 + CO2 + MgSO4 =>
B2(SO4)3 + 3 Mg(HCO3)2 = 2 B(OH)3 + 6 CO2 + 3 MgSO4
Cs + H2O = H2 + Cs2O =>
2 Cs + H2O = H2 + Cs2O
LiOH + Fe(NO3)3 = Li(NO3) + Fe(OH)3 =>
3 LiOH + Fe(NO3)3 = 3 Li(NO3) + Fe(OH)3
Cu(NO3)2(aq) + NH4OH(aq) = Cu(OH)2(s) + NH4NO3(aq) =>
Cu(NO3)2(aq) + 2 NH4OH(aq) = Cu(OH)2(s) + 2 NH4NO3(aq)
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + NaNO3(aq) =>
3 AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + 3 NaNO3(aq)
BrO3{-} + Br{-} + H3O{+} = Br2 + H2O =>
BrO3{-} + 5 Br{-} + 6 H3O{+} = 3 Br2 + 9 H2O
(NH4)Cl + AgF = AgCl + (NH4)F =>
(NH4)Cl + AgF = AgCl + (NH4)F
K2CrO4 + H2SO4 + FeSO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + H2O =>
2 K2CrO4 + 8 H2SO4 + 6 FeSO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 2 K2SO4 + 8 H2O
ZnS + HNO3 = Zn(NO3)2 + NO + S + H2O =>
3 ZnS + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 3 S + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2Fe(SO4)2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + (NH4)2SO4 + H2O =>
6(NH4)2Fe(SO4)2 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 6(NH4)2SO4 + 7 H2O
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
CuBr2 + K2S = CuS + K2Br2 =>
CuBr2 + K2S = CuS + K2Br2
CdBr2 + Na2S = CdS + NaBr =>
CdBr2 + Na2S = CdS + 2 NaBr
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NH4I + Ba(OH)2 = BaI2 + NH4OH =>
2 NH4I + Ba(OH)2 = BaI2 + 2 NH4OH
FeS2 + O2 = Fe2O3(s) + SO2(g) =>
4 FeS2 + 11 O2 = 2 Fe2O3(s) + 8 SO2(g)
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
O2 + Se = SeO2 =>
O2 + Se = SeO2
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl =>
CH3CH2CH2Cl + KOH = CH3CH2CH2OH + KCl
H2SI04 + NaOH = Na2SI04 + H2O =>
H2SI04 + 2 NaOH = Na2SI04 + 2 H2O
Li2SO4 + KOH = K2SO4 + LiOH =>
Li2SO4 + 2 KOH = K2SO4 + 2 LiOH
CuSO4 + (H2N)2CS + H2O = Cu{+} + S8 + NH4{+} + CO2 + SO4{2-} =>
16 CuSO4 + 8(H2N)2CS + 16 H2O = 16 Cu{+} + S8 + 16 NH4{+} + 8 CO2 + 16 SO4{2-}
Mg + Zn = MgZn =>
Mg + Zn = MgZn
Cr2(SO4)3 + Cr = CrSO4 =>
Cr2(SO4)3 + Cr = 3 CrSO4
HNO3 + MnSO4 + PbO2 = PbSO4 + H2O + HMnO4 + Pb(NO3)2 =>
6 HNO3 + 2 MnSO4 + 5 PbO2 = 2 PbSO4 + 2 H2O + 2 HMnO4 + 3 Pb(NO3)2
FeCl3(aq) + Na2CO3(aq) = Fe2(CO3)3 + NaCl =>
2 FeCl3(aq) + 3 Na2CO3(aq) = Fe2(CO3)3 + 6 NaCl
Al + Cu = AlCu =>
Al + Cu = AlCu
Fe + CrO4 = Fe2CrO4 =>
2 Fe + CrO4 = Fe2CrO4
H2CO3 + Ba(OH)2 = H2O + BaCO3 =>
H2CO3 + Ba(OH)2 = 2 H2O + BaCO3
Mn + Br2 = MnBr2 =>
Mn + Br2 = MnBr2
Cr2O7{-}2 + NO2{-} + H{+} = Cr{+}3 + NO3{-} + H2O =>
2 Cr2O7{-}2 + 11 NO2{-} + 6 H{+} = 4 Cr{+}3 + 11 NO3{-} + 3 H2O
Ag(OH) + SH2 = Ag2S + H2O =>
2 Ag(OH) + SH2 = Ag2S + 2 H2O
St + O2 = StO =>
2 St + O2 = 2 StO
NaCN + H2O = HCOONa + NH3 =>
NaCN + 2 H2O = HCOONa + NH3
Al2(SO4)3 + (NH4)2S + H2O = Al(OH)3 + (NH4)2SO4 + H2S =>
Al2(SO4)3 + 3(NH4)2S + 6 H2O = 2 Al(OH)3 + 3(NH4)2SO4 + 3 H2S
K2O + H2S = KHS + H2O =>
K2O + 2 H2S = 2 KHS + H2O
KCl + H2SO4 = KHSO4 + HCl =>
KCl + H2SO4 = KHSO4 + HCl
FeBr2 = Fe + Br2 =>
FeBr2 = Fe + Br2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
KHCO3 = K2CO3 + H2O + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
ClO3 + H2O = HClO3 + HClO4 =>
2 ClO3 + H2O = HClO3 + HClO4
MgO + H(OH) = Mg(OH)2 =>
MgO + H(OH) = Mg(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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