| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe(NO3)3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaNO3(aq)
Te + HNO3 = NO2 + Te2O3OHNO3 + H2O =>
2 Te + 9 HNO3 = 8 NO2 + Te2O3OHNO3 + 4 H2O
KHCO3(aq) = K2CO3(aq) + H2O(l) + CO2(g) =>
2 KHCO3(aq) = K2CO3(aq) + H2O(l) + CO2(g)
K2CO3 + NH4Cl = KCl + NH3 + H2O + CO2 =>
K2CO3 + 2 NH4Cl = 2 KCl + 2 NH3 + H2O + CO2
C6H12O6 + NH3 = C6H14N2O2 + H2O + CO2 =>
7 C6H12O6 + 12 NH3 = 6 C6H14N2O2 + 18 H2O + 6 CO2
KMnO4 + H2C2O4 + HCI = KCI + MnCI2 + CO2 + H2O =>
2 KMnO4 + H2C2O4 + 6 HCI = 2 KCI + 2 MnCI2 + 4 CO2 + 4 H2O
C2N2 + F2 = CF4 + NF23 =>
C2N2 + 27 F2 = 2 CF4 + 2 NF23
NaHCO3 + HNO3 = CO2 + H2O + NaNO3 =>
NaHCO3 + HNO3 = CO2 + H2O + NaNO3
Cu2 + O2 = Cu2O =>
2 Cu2 + O2 = 2 Cu2O
Zn + CaO = ZnO + Ca =>
Zn + CaO = ZnO + Ca
Co(NO3)2 + NaOH = Co(OH)2 + NO3 + Na =>
Co(NO3)2 + 2 NaOH = Co(OH)2 + 2 NO3 + 2 Na
HCOOH + Ba(OH)2 = H2O + Ba(CHOO)2 =>
2 HCOOH + Ba(OH)2 = 2 H2O + Ba(CHOO)2
C3H5N3O9 = CO2 + N2 + NO + H2O =>
4 C3H5N3O9 = 12 CO2 + 5 N2 + 2 NO + 10 H2O
Fe(OH)2 + Ca = Fe + Ca(OH)2 =>
Fe(OH)2 + Ca = Fe + Ca(OH)2
FeO + H2Cr2O7 = FeCr2O7 + H2O =>
FeO + H2Cr2O7 = FeCr2O7 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ba(NO3)2 + Na2C2O4 = BaC2O4 + NaNO3 =>
Ba(NO3)2 + Na2C2O4 = BaC2O4 + 2 NaNO3
KAl(OH)4 + H2SO4 = Al2(SO4)3 + K2SO4 + H2O =>
2 KAl(OH)4 + 4 H2SO4 = Al2(SO4)3 + K2SO4 + 8 H2O
CH3CH2OH + NaMnO4 = CH3COONa + MnO2 + NaOH + H2O =>
3 CH3CH2OH + 4 NaMnO4 = 3 CH3COONa + 4 MnO2 + NaOH + 4 H2O
P4 + H2O = H2 + H3PO4 =>
P4 + 16 H2O = 10 H2 + 4 H3PO4
FeBr2 + Br2 + KOH = Fe2O3 + KBr + H2O =>
2 FeBr2 + Br2 + 6 KOH = Fe2O3 + 6 KBr + 3 H2O
(NH4)2S + HCl = NH4Cl + H2S =>
(NH4)2S + 2 HCl = 2 NH4Cl + H2S
SiO2 + HCl = SiCl4 + H2 + O2 =>
SiO2 + 4 HCl = SiCl4 + 2 H2 + O2
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ti + O3 = TiO =>
3 Ti + O3 = 3 TiO
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(solid) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(solid) + 2 NaNO3(aq)
PbS + Fe = Pb + FeS =>
PbS + Fe = Pb + FeS
I2 + KBr = Br + KI2 =>
I2 + KBr = Br + KI2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C106H263O110N16P + O2 = CO2 + H2O + NO3{-} + PO4{3-} + H{+} =>
C106H263O110N16P + 138 O2 = 106 CO2 + 122 H2O + 16 NO3{-} + PO4{3-} + 19 H{+}
NH2CH2COOH + H2C2O4*2H2O = NH2CH2COOH*H2C2O4 + H2O =>
NH2CH2COOH + H2C2O4*2H2O = NH2CH2COOH*H2C2O4 + 2 H2O
SiO2 + Fe = Si + Fe2O3 =>
3 SiO2 + 4 Fe = 3 Si + 2 Fe2O3
NH4NO3 + Cu + H2SO4 = CuSO4 + (NH4)2SO4 + H2O =>
NH4NO3 + 4 Cu + 5 H2SO4 = 4 CuSO4 + (NH4)2SO4 + 3 H2O
KCl + *KHSO4 = HCl + K2SO4 =>
KCl + *KHSO4 = HCl + K2SO4
ZnO + SiO2 = ZnSi + O3 =>
ZnO + SiO2 = ZnSi + O3
Be(OH)2 + Mg(OH)2 = MgBeO2 + H2O =>
Be(OH)2 + Mg(OH)2 = MgBeO2 + 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH4NO3 + Cu + H2SO4 = CuSO4 + (NH4)2SO4 + H2O =>
NH4NO3 + 4 Cu + 5 H2SO4 = 4 CuSO4 + (NH4)2SO4 + 3 H2O
Cr2O3 + HNO2 = Cr(NO2)3 + H2O =>
Cr2O3 + 6 HNO2 = 2 Cr(NO2)3 + 3 H2O
CaCo3 + Na2CO3 = CaCO3 + Na2Co3 =>
CaCo3 + Na2CO3 = CaCO3 + Na2Co3
Fe2S3 + HNO3 = Fe(NO3)3 + NO2 + H2O + S =>
Fe2S3 + 12 HNO3 = 2 Fe(NO3)3 + 6 NO2 + 6 H2O + 3 S
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
H2CO3 + K2O = KHCO3 + H2O =>
2 H2CO3 + K2O = 2 KHCO3 + H2O
Cr2O7{-2} + H{+} + SO3{-2} = SO4{-2} + H2O + Cr{+3} =>
Cr2O7{-2} + 8 H{+} + 3 SO3{-2} = 3 SO4{-2} + 4 H2O + 2 Cr{+3}
Na3[CrOH6] + H2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3[CrOH6] + 13 H2O2 = 2 Na2CrO4 + 2 NaOH + 18 H2O
CrCl3 + NaOH + H2O = Na[Cr(OH)4] + HCl =>
CrCl3 + NaOH + 3 H2O = Na[Cr(OH)4] + 3 HCl
CO2 + ZnO = ZnCO3 =>
CO2 + ZnO = ZnCO3
(NH4)2S + HCl = (NH4)Cl + H2S =>
(NH4)2S + 2 HCl = 2(NH4)Cl + H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/11/25
Équations équilibrées sur02/10/24
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