| Équations équilibrées la veille |
3 Zn + 5 Na2SO3 + 10 HCl = 3 ZnSO4 + 2 H2S + 10 NaCl + 3 H2O
C4H10 + N2 = C4H9N + NH3 =>
3 C4H10 + 2 N2 = 3 C4H9N + NH3
HNO3 + Mn = Mn(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Mn = 5 Mn(NO3)2 + N2 + 6 H2O
CuSO4 + NH3*H2O = (CuOH)2SO4 + (NH4)2SO4 =>
2 CuSO4 + 2 NH3*H2O = (CuOH)2SO4 + (NH4)2SO4
CH2O + SO4{2-} + H3O{+} = CO2 + S8 + H2O =>
12 CH2O + 8 SO4{2-} + 16 H3O{+} = 12 CO2 + S8 + 36 H2O
H3Po3 + Pb(OH)4 = H2O + Pb3Po12 =>
4 H3Po3 + 3 Pb(OH)4 = 12 H2O + Pb3Po12
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
KCNS + Fe(NO3) = FeCNS + K(NO3) =>
KCNS + Fe(NO3) = FeCNS + K(NO3)
(NH4)2Fe(SO4)2 + Pb(NO3)2 = PbSO4 + (NH4)2Fe(NO3)4 =>
(NH4)2Fe(SO4)2 + 2 Pb(NO3)2 = 2 PbSO4 + (NH4)2Fe(NO3)4
H2SO4 + NaHCO3 = H(HCO3) + Na2SO4 =>
H2SO4 + 2 NaHCO3 = 2 H(HCO3) + Na2SO4
U + H2SO4 = U2(SO4)3 + SO2 + H2O =>
2 U + 6 H2SO4 = U2(SO4)3 + 3 SO2 + 6 H2O
NaC2H3O2 + Ag2CrO4 = AgC2H3O2 + Na2CrO4 =>
2 NaC2H3O2 + Ag2CrO4 = 2 AgC2H3O2 + Na2CrO4
HNo3(aq) + H2O(l) = No3 + H3O =>
HNo3(aq) + H2O(l) = No3 + H3O
NaNO3 + H2CO3 = Na2CO3 + HNO3 =>
2 NaNO3 + H2CO3 = Na2CO3 + 2 HNO3
H2S + Ca(NO3)2 = H(NO3) + CaS =>
H2S + Ca(NO3)2 = 2 H(NO3) + CaS
Fe + SiO = Fe2O3 + Si =>
2 Fe + 3 SiO = Fe2O3 + 3 Si
Ca + FeSO4 = Fe + CaSO4 =>
Ca + FeSO4 = Fe + CaSO4
Ca(HMnO4)2 + Ca(OH)2 = CaMnO4 + H2O =>
Ca(HMnO4)2 + Ca(OH)2 = 2 CaMnO4 + 2 H2O
NaClO3 + H2O = Cl2 + O2 + NaOH =>
4 NaClO3 + 2 H2O = 2 Cl2 + 5 O2 + 4 NaOH
C3H8O3 + NHO3 = C3H5O9N3 + H2O =>
C3H8O3 + 3 NHO3 = C3H5O9N3 + 3 H2O
CH3Br + NH3 = (CH3)3N + HBr =>
3 CH3Br + NH3 = (CH3)3N + 3 HBr
KClO3 + H2O + Cl2 = KCl + HClO =>
KClO3 + 3 H2O + 3 Cl2 = KCl + 6 HClO
MnO4 + V{+} = Mn + VO{+} =>
MnO4 + 4 V{+} = Mn + 4 VO{+}
Al + Ba(OH)2 = Ba + AlOH =>
2 Al + Ba(OH)2 = Ba + 2 AlOH
CoO = O + Co =>
CoO = O + Co
AsS3 + HNO3 = H3AsO4 + SO2 + NO2 + H2O =>
AsS3 + 17 HNO3 = H3AsO4 + 3 SO2 + 17 NO2 + 7 H2O
Cu3(PO4)2 + CH3COOH = (CH3COO)2Cu + Cu(H2PO4)2 =>
Cu3(PO4)2 + 4 CH3COOH = 2(CH3COO)2Cu + Cu(H2PO4)2
K + HNO3 = KNO3 + N2 + H2O =>
10 K + 12 HNO3 = 10 KNO3 + N2 + 6 H2O
Na2SO4 + Ba = Na + BaSO4 =>
Na2SO4 + Ba = 2 Na + BaSO4
SO2 + HCl = SO2Cl2 + H2 =>
SO2 + 2 HCl = SO2Cl2 + H2
N2O3 = NO2 + NO =>
N2O3 = NO2 + NO
NO2 + Na(OH)2 = Na(NO3)2 + Na(NO2)2 + H2O =>
4 NO2 + 2 Na(OH)2 = Na(NO3)2 + Na(NO2)2 + 2 H2O
HCI + CaCO3 = CaCI2 + H2O + CO =>
2 HCI + CaCO3 = CaCI2 + H2O + 2 CO
CrOH3 + KIO3 + KOH = K2Cr2O4 + KI + H2O =>
6 CrOH3 + 4 KIO3 + 6 KOH = 3 K2Cr2O4 + 4 KI + 12 H2O
Al + H{2}SO{4} = Al{2(SO{4}){3}+H2 =>
2 Al + 2 H{2}SO{4} = 2 Al{2(SO{4}){3}+H2
AgNO3 + NaHS = H2S + NaNO3 + Ag2S =>
2 AgNO3 + 2 NaHS = H2S + 2 NaNO3 + Ag2S
Cu(OH)2 + HCOOH = (HCOO)2Cu + H2O =>
Cu(OH)2 + 2 HCOOH = (HCOO)2Cu + 2 H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PF5 + H2O = H3PO4 + HPF6 =>
6 PF5 + 4 H2O = H3PO4 + 5 HPF6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(OH)3 + ZnCl2 = AlCl3 + Zn(OH)2 =>
2 Al(OH)3 + 3 ZnCl2 = 2 AlCl3 + 3 Zn(OH)2
H2SO4 + SN(OH)2 = SNSO4 + H2O =>
H2SO4 + SN(OH)2 = SNSO4 + 2 H2O
NaOH + KHC8H4O4 = HOH + NaKC8H4O4 =>
NaOH + KHC8H4O4 = HOH + NaKC8H4O4
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Ag2CO3 + H2O = CO2 + Ag(OH) =>
Ag2CO3 + H2O = CO2 + 2 Ag(OH)
KNO3 + NH3 = KNO2 + N2 + H2O =>
3 KNO3 + 2 NH3 = 3 KNO2 + N2 + 3 H2O
Ca(HCO)2 + Ca(OH)2 = CaCO + H2O =>
Ca(HCO)2 + Ca(OH)2 = 2 CaCO + 2 H2O
NaClO3 = NaCl + O =>
NaClO3 = NaCl + 3 O
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