| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr(s) + 2 HBr(aq) = CrBr2(aq) + H2(g)
Ba(OH)2(aq) + MgSO4(aq) = BaSO4(s) + Mg(OH)2(s) =>
Ba(OH)2(aq) + MgSO4(aq) = BaSO4(s) + Mg(OH)2(s)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
CH4 + O2 = H2O + CO =>
2 CH4 + 3 O2 = 4 H2O + 2 CO
Ca(s) + Br2 = CaBr2 =>
Ca(s) + Br2 = CaBr2
SO3{2-} + H2CO + H2O = CH2(OH)SO3{-} + OH{-} =>
SO3{2-} + H2CO + H2O = CH2(OH)SO3{-} + OH{-}
Cu + HNO3 = Cu(NO3)2 + NO + H2O*** =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O***
NH2CH2COOCH3 + KOH = NH2CH2COOK + CH3OH =>
NH2CH2COOCH3 + KOH = NH2CH2COOK + CH3OH
BaI2 = Ba2 + I =>
2 BaI2 = Ba2 + 4 I
CaBr2 + AgNO3 = Ca(NO3)2 + AgBr =>
CaBr2 + 2 AgNO3 = Ca(NO3)2 + 2 AgBr
MgSO4 + LiOH = Mg(OH)2 + Li2SO4 =>
MgSO4 + 2 LiOH = Mg(OH)2 + Li2SO4
Sb{3+} = Sb{5+} + e =>
Sb{3+} = Sb{5+} + 2e
Ba(HCO3)2 = BaCO3 + H2O + CO2Ba(HCO3)2 = BaCO3 + H2O + CO2 =>
2 Ba(HCO3)2 = BaCO3 + H2O + CO2Ba(HCO3)2
KClO3 + Mn(NO3)2 = MnO2 + ClO2 + KNO3 =>
2 KClO3 + Mn(NO3)2 = MnO2 + 2 ClO2 + 2 KNO3
KOH + BaCl2 = Ba(OH)2 + KCl =>
2 KOH + BaCl2 = Ba(OH)2 + 2 KCl
Al2(Cr2O7)3 + NaCl = AlCl3 + Na2(Cr2O7) =>
Al2(Cr2O7)3 + 6 NaCl = 2 AlCl3 + 3 Na2(Cr2O7)
Li2CO3 + HNO3 = H2CO3 + LiNO3 =>
Li2CO3 + 2 HNO3 = H2CO3 + 2 LiNO3
K2Pt(NO2)4 + NH3 = Pt(NH3)2(NO2)2 + KNO2 =>
K2Pt(NO2)4 + 2 NH3 = Pt(NH3)2(NO2)2 + 2 KNO2
H2SO3 + Fe2(SO4)3 = FeSO4 + S + H2SO4 =>
4 H2SO3 + Fe2(SO4)3 = 2 FeSO4 + S + 4 H2SO4
Pb3O4 + HNO3 = PbO2 + NO + H2O =>
3 Pb3O4 + 4 HNO3 = 9 PbO2 + 4 NO + 2 H2O
HCNO + KOH = KCNO + H2O =>
HCNO + KOH = KCNO + H2O
MgSO4 + LiOH = Mg(OH)2 + SO4Li2 =>
MgSO4 + 2 LiOH = Mg(OH)2 + SO4Li2
CH3CHOHCH3(g) = CH3COCH3(g) + H2(g) =>
CH3CHOHCH3(g) = CH3COCH3(g) + H2(g)
CH3CH2CH(OH)CH2CH3 + MnO4{-} + H2O = CH3CH2CH(OH)CH(OH)CH2CH3 + MnO2 + OH{-} =>
18 CH3CH2CH(OH)CH2CH3 + 10 MnO4{-} + 2 H2O = 15 CH3CH2CH(OH)CH(OH)CH2CH3 + 10 MnO2 + 10 OH{-}
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
KCI + Mg(NO3)2 = KCI(NO3)2 + Mg =>
KCI + Mg(NO3)2 = KCI(NO3)2 + Mg
SiO2 + HCl = Si + H2O + Cl2 =>
SiO2 + 4 HCl = Si + 2 H2O + 2 Cl2
HCNO + KOH = KCNO + H2O =>
HCNO + KOH = KCNO + H2O
CUI2 = CUI + I2 =>
2 CUI2 = 2 CUI + I2
CO2(g) + KOH(aq) = K2CO3(aq) + H2O(l) =>
CO2(g) + 2 KOH(aq) = K2CO3(aq) + H2O(l)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KCN(s) + HCl(aq) = KCl(aq) + HCN(g) =>
KCN(s) + HCl(aq) = KCl(aq) + HCN(g)
Na2S + AgNO3 = Ag2S + Na(NO3) =>
Na2S + 2 AgNO3 = Ag2S + 2 Na(NO3)
HCl + NaOH = NaCl + OH{-} + H{+} =>
HCl + NaOH = NaCl + OH{-} + H{+}
Cu + F = CuF =>
Cu + F = CuF
Cr + HBr = CrBr3 + H2 =>
2 Cr + 6 HBr = 2 CrBr3 + 3 H2
Na + S = Na2(S) =>
2 Na + S = Na2(S)
CO2(g) + KOH(aq) = K2CO3(s) + H2O(l) =>
CO2(g) + 2 KOH(aq) = K2CO3(s) + H2O(l)
C4H9N + O2 = CO2 + H2O + NO2 =>
4 C4H9N + 29 O2 = 16 CO2 + 18 H2O + 4 NO2
MnO2 + H2SO4 + K2SO3 = K2SO4 + MnSO4 + H2O =>
MnO2 + H2SO4 + K2SO3 = K2SO4 + MnSO4 + H2O
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4 + NH3 + H2O =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4 + 2 NH3 + 2 H2O
Cu(NO3) + Ag = Cu + Ag(NO3)2 =>
2 Cu(NO3) + Ag = 2 Cu + Ag(NO3)2
Zn + KNO3 + KOH = K2ZnO2 + KNO2 + H2O =>
Zn + KNO3 + 2 KOH = K2ZnO2 + KNO2 + H2O
K(s) + AlCl3(s) = KCl + Al(s) =>
3 K(s) + AlCl3(s) = 3 KCl + Al(s)
Ca(OH)2 + Na2CO3 = CaCO3 + NaOH =>
Ca(OH)2 + Na2CO3 = CaCO3 + 2 NaOH
BaO3 = Ba + O =>
BaO3 = Ba + 3 O
H2SO4 + P2O5 = H3PO4 + SO3 =>
3 H2SO4 + P2O5 = 2 H3PO4 + 3 SO3
B + HNO3 = H3BO3 + NO2 =>
B + 3 HNO3 = H3BO3 + 3 NO2
Cu(OH)2 + NH3 = CuH12N4{2+} + OH{-} =>
Cu(OH)2 + 4 NH3 = CuH12N4{2+} + 2 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/12/24
Équations équilibrées sur11/11/23
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