| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
Cu(s) + O2 = CuO(s) =>
2 Cu(s) + O2 = 2 CuO(s)
C2H4OH2 + O2 = CO2 + H2O =>
C2H4OH2 + 3 O2 = 2 CO2 + 3 H2O
KNO2 + (NH4)2SO4 = K2SO4 + NH4NO2 =>
2 KNO2 + (NH4)2SO4 = K2SO4 + 2 NH4NO2
HCl + HNO3 = NCl + Cl2 + H2O =>
5 HCl + HNO3 = NCl + 2 Cl2 + 3 H2O
K2Cr2O7 + I2 = Cr + IO + K =>
2 K2Cr2O7 + 7 I2 = 4 Cr + 14 IO + 4 K
KSCN + FeCl3 = KCl3 + Fe(SCN) =>
KSCN + FeCl3 = KCl3 + Fe(SCN)
CH30 + O2 = CO2 + H2O =>
2 CH30 + 17 O2 = 2 CO2 + 30 H2O
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
Si + B = SiB =>
Si + B = SiB
NiCl2 + NH3 = Ni + N + HCl =>
3 NiCl2 + 2 NH3 = 3 Ni + 2 N + 6 HCl
CH3CH2COOH + NaOH = CH3COONa + CH3OH =>
CH3CH2COOH + NaOH = CH3COONa + CH3OH
H{+} + ClO{-} + Cl{-} = Cl2 + H2O =>
2 H{+} + ClO{-} + Cl{-} = Cl2 + H2O
ammonia + H2S = ammoniumsulfide =>
2 NH3 + H2S = (NH4)2S
CaOH2 = Ca + H2O =>
CaOH2 = Ca + H2O
Rb(s) + HOH(l) = RbOH(aq) + H2(g) =>
2 Rb(s) + 2 HOH(l) = 2 RbOH(aq) + H2(g)
HCl + Ca(OH)2 = H2O + CaCl2 =>
2 HCl + Ca(OH)2 = 2 H2O + CaCl2
Fe2O3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 2 H2O
C4H9Cl + KOH + H2O = C2H5OH + KCl =>
C4H9Cl + KOH + H2O = 2 C2H5OH + KCl
KCl + Br2 = K + Br2Cl =>
KCl + Br2 = K + Br2Cl
CoCl2 + HCl + O2 = CoCl3 + H2O =>
4 CoCl2 + 4 HCl + O2 = 4 CoCl3 + 2 H2O
BaSO4 + HNO3 = Ba(NO3)2 + H2SO4 =>
BaSO4 + 2 HNO3 = Ba(NO3)2 + H2SO4
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Cr(OH)3 + NO3{-} + OH{-} = CrO4{2-} + NO2{-} + H2O =>
2 Cr(OH)3 + 3 NO3{-} + 4 OH{-} = 2 CrO4{2-} + 3 NO2{-} + 5 H2O
KOH + (NH4)2CO3 = K2CO3 + (NH4)2(OH)2 =>
2 KOH + (NH4)2CO3 = K2CO3 + (NH4)2(OH)2
K[Al(OH)4] + HCl = KCl + H[Al(OH)4] =>
K[Al(OH)4] + HCl = KCl + H[Al(OH)4]
CH3NO2 + KNO3 = CO2 + H2O + N2 + K2CO3 =>
10 CH3NO2 + 6 KNO3 = 7 CO2 + 15 H2O + 8 N2 + 3 K2CO3
NaOH + K2SO4 = KOH + Na2SO4 =>
2 NaOH + K2SO4 = 2 KOH + Na2SO4
Ca(NO3)2 + NaHSO4 + H2O = CaSO4 + HNO3 + NaOH =>
Ca(NO3)2 + NaHSO4 + H2O = CaSO4 + 2 HNO3 + NaOH
CaCO3 + SiO2 = CaO + Si2(CO3)4 =>
4 CaCO3 + 2 SiO2 = 4 CaO + Si2(CO3)4
K + Po = KPo =>
K + Po = KPo
Cu(NO3)2 + NH4SCN = Cu(SCN) + NH4(NO3)2 =>
Cu(NO3)2 + NH4SCN = Cu(SCN) + NH4(NO3)2
KMnO4 + Hg2(No3)2 + HNo3 = Mn(No3)2 + Hg(No2)2 + KNo3 + H2O =>
2 KMnO4 + 15 Hg2(No3)2 + 16 HNo3 = 2 Mn(No3)2 + 30 Hg(No2)2 + 2 KNo3 + 8 H2O
HXeO4{-} + OH{-} = XeO6{4-} + Xe + H2O =>
4 HXeO4{-} + 8 OH{-} = 3 XeO6{4-} + Xe + 6 H2O
CH3CHOHCH3 + K2CrO7 + H2SO4 = CH3COCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
9 CH3CHOHCH3 + 2 K2CrO7 + 5 H2SO4 = 9 CH3COCH3 + Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
Na2CO3 + HCl(aq) = CO2 + H2O + NaCl =>
Na2CO3 + 2 HCl(aq) = CO2 + H2O + 2 NaCl
BaF2 + AgNO3 = AgF + Ba(NO3)2 =>
BaF2 + 2 AgNO3 = 2 AgF + Ba(NO3)2
Sr(NO3)2 + KMnO4 = Sr(MnO4)2 + KNO3 =>
Sr(NO3)2 + 2 KMnO4 = Sr(MnO4)2 + 2 KNO3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Ca + Ni = CaNi =>
Ca + Ni = CaNi
CH3CHO + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
5 CH3CHO + 2 KMnO4 + 3 H2SO4 = 5 CH3COOH + 3 H2O + 2 MnSO4 + K2SO4
Ni + MnSO4 = NiSO4 + Mn =>
Ni + MnSO4 = NiSO4 + Mn
KOH + CaO = K2CaO2 + H2O =>
2 KOH + CaO = K2CaO2 + H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CH3CH2CN + O2 = CO2 + H2O + NH3 =>
2 CH3CH2CN + 7 O2 = 6 CO2 + 2 H2O + 2 NH3
NaBiO3 + MnSO4 + H2SO4 = NaSO4 + NaMnO4 + Bi2(SO4)3 + H2O =>
4 NaBiO3 + MnSO4 + 8 H2SO4 = 3 NaSO4 + NaMnO4 + 2 Bi2(SO4)3 + 8 H2O
CuO + N2 = Cu + NO2 =>
4 CuO + N2 = 4 Cu + 2 NO2
Cu(NO3) + Ba = Ba(NO3)2 + Cu =>
2 Cu(NO3) + Ba = Ba(NO3)2 + 2 Cu
CH3CH2COOH + NaOH = CH3COONa + CH3OH =>
CH3CH2COOH + NaOH = CH3COONa + CH3OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/24
Équations équilibrées sur10/05/23
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