| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCL(aq) + NAOH(aq) = H2O(l) + NACL(aq)
Be3P2 + BF3 = BP + BeF2 =>
Be3P2 + 2 BF3 = 2 BP + 3 BeF2
XeF4 + NaOH = Xe + O2 + NaF + H2O =>
XeF4 + 4 NaOH = Xe + O2 + 4 NaF + 2 H2O
CuO + NH4OH = (Cu(NH3)4)(OH)2 + H2O =>
CuO + 4 NH4OH = (Cu(NH3)4)(OH)2 + 3 H2O
CO3 + H3O = H2CO3 + H2O =>
CO3 + 2 H3O = H2CO3 + 2 H2O
NaHCO3(aq) + H2C2O4(aq) = Na2C2O4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(aq) + H2C2O4(aq) = Na2C2O4(aq) + 2 H2O(l) + 2 CO2(g)
C2H2 + (H2O) = CH3CHO =>
C2H2 + (H2O) = CH3CHO
Cu + Na2SO3 = CuSO3 + Na =>
Cu + Na2SO3 = CuSO3 + 2 Na
CaCO3 + H3PO4 = Ca3[PO4]2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3[PO4]2 + 3 H2CO3
K2Cr2O7 + NaOH + H2SO4 = Na2CrO4 + K2SO4 + H2O =>
K2Cr2O7 + 4 NaOH + H2SO4 = 2 Na2CrO4 + K2SO4 + 3 H2O
NaHCO3(s) = NaOH(s) + CO2(g)NaHCO3(s) = Na2O(s) + H2O(g) + CO2(g) =>
2 NaHCO3(s) = NaOH(s) + CO2(g)NaHCO3(s)
K2S + FeBr3 = Fe2S3 + KBr =>
3 K2S + 2 FeBr3 = Fe2S3 + 6 KBr
ClCH3COOH + NH3 = NH2CH3COOH + HCl =>
ClCH3COOH + NH3 = NH2CH3COOH + HCl
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl
KMnO4(aq) + H2SO4(aq) + KI(s) = MnSO4(aq) + K2SO4(aq) + I2(s) + H2O(l) =>
2 KMnO4(aq) + 8 H2SO4(aq) + 10 KI(s) = 2 MnSO4(aq) + 6 K2SO4(aq) + 5 I2(s) + 8 H2O(l)
AgC2H3O2 + KBr = AgBr + CH3CO2K =>
AgC2H3O2 + KBr = AgBr + CH3CO2K
FeH + HS = FeS + H2 =>
FeH + HS = FeS + H2
Cl2O7 + Cu(OH)2 = CuO + Cl(OH)7 =>
Cl2O7 + 7 Cu(OH)2 = 7 CuO + 2 Cl(OH)7
CuSO4 + OH = Cu(OH)2 + SO4 =>
CuSO4 + 2 OH = Cu(OH)2 + SO4
BaSO3 = Ba + SO3 =>
BaSO3 = Ba + SO3
HCI + Cu(OH)2 = Cu(CI)2 + H2O =>
2 HCI + Cu(OH)2 = Cu(CI)2 + 2 H2O
Cu + Cu(NO3)2 = Cu3(NO3)2 =>
2 Cu + Cu(NO3)2 = Cu3(NO3)2
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
CaHPO3 + NaCl + HCl = CaCl2 + NaHPO3 + H2 =>
2 CaHPO3 + 2 NaCl + 2 HCl = 2 CaCl2 + 2 NaHPO3 + H2
K2Cr2O7 + KI + H2SO4 = Cr2(SO4) + K2SO4 + I2 + H2O =>
K2Cr2O7 + 10 KI + 7 H2SO4 = Cr2(SO4) + 6 K2SO4 + 5 I2 + 7 H2O
CH3COOCH3 + KOH = CH3COOK + CH3OK + H2O =>
CH3COOCH3 + 2 KOH = CH3COOK + CH3OK + H2O
NaOH + C6H5OH = H2O + C6H5ONa =>
NaOH + C6H5OH = H2O + C6H5ONa
Na2CO3(ac) + MgSO4(ac) = MgCO3 + Na2SO4 =>
Na2CO3(ac) + MgSO4(ac) = MgCO3 + Na2SO4
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
C6H7O2(OH)3NaOH = C6H7O2(OH)2(ONa)(H2O) =>
C6H7O2(OH)3NaOH = C6H7O2(OH)2(ONa)(H2O)
HCOOC2H5 + O2 = C + H2O =>
2 HCOOC2H5 + O2 = 6 C + 6 H2O
Na2S + KMnO4 + H2SO4 = H2S + NaMnO4 + K2SO4 =>
Na2S + 2 KMnO4 + H2SO4 = H2S + 2 NaMnO4 + K2SO4
C2H5N + O2 = N2 + CO2 + H2O =>
4 C2H5N + 13 O2 = 2 N2 + 8 CO2 + 10 H2O
K4Si = K + Si =>
K4Si = 4 K + Si
NaCl + K2CrO4 = Na2O + Cr2O3 + KCl + Cl2 =>
10 NaCl + 2 K2CrO4 = 5 Na2O + Cr2O3 + 4 KCl + 3 Cl2
K3AlO3 + H2SO4 = K2SO4 + Al2(SO4)3 + H2O =>
2 K3AlO3 + 6 H2SO4 = 3 K2SO4 + Al2(SO4)3 + 6 H2O
HPO4{2-} = PO4{3-} + H{+} =>
HPO4{2-} = PO4{3-} + H{+}
FeC2O4*2H2O = FeC2O4 + H2O =>
FeC2O4*2H2O = FeC2O4 + 2 H2O
CH3CH2CH2COH + Ag(NH3)2OH = CH3CH2CH2COONH4 + NH3 + Ag + H2O =>
CH3CH2CH2COH + 2 Ag(NH3)2OH = CH3CH2CH2COONH4 + 3 NH3 + 2 Ag + H2O
C2H5NO2 + H2O = H3O + C2H4NO2 =>
C2H5NO2 + H2O = H3O + C2H4NO2
C6H14(l) + O2(g) = CO2(g) + H2O =>
2 C6H14(l) + 19 O2(g) = 12 CO2(g) + 14 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
F2 + NaOH = NaF + OH2O =>
F2 + 2 NaOH = 2 NaF + OH2O
Cr(NO3)2 + HOH = Cr + O2 + HNO3 =>
2 Cr(NO3)2 + 2 HOH = 2 Cr + O2 + 4 HNO3
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Fe(NO3)3 + CuO = Fe2O3 + Cu(NO3)2 =>
2 Fe(NO3)3 + 3 CuO = Fe2O3 + 3 Cu(NO3)2
Pb(OH)4 = Pb + O2 + H2 =>
Pb(OH)4 = Pb + 2 O2 + 2 H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Ca + BaO = CaO + Ba =>
Ca + BaO = CaO + Ba
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Équations équilibrées sur11/11/24
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