| Équations équilibrées la veille |
4 FeO + SO2 = 2 Fe2O3 + S
Fe(NH4)2(SO4)2 + NaOH = NH4OH + Na2SO4 + Fe(OH)2 =>
Fe(NH4)2(SO4)2 + 4 NaOH = 2 NH4OH + 2 Na2SO4 + Fe(OH)2
NH4{+} + ClO{-} = NH3 + ClOH =>
NH4{+} + ClO{-} = NH3 + ClOH
NaCl + K2SO4 = Na2SO4 + KCl =>
2 NaCl + K2SO4 = Na2SO4 + 2 KCl
CH3CH3OCH3CH3 + CH3SeCH3 = CH3CH3OSe + CH3CH3 =>
CH3CH3OCH3CH3 + CH3SeCH3 = CH3CH3OSe + 2 CH3CH3
HIO4 + F2 = HF + IO3F + O2 =>
2 HIO4 + 2 F2 = 2 HF + 2 IO3F + O2
BeCl2 + AgNO3 = AgCl + Be(NO3)2 =>
BeCl2 + 2 AgNO3 = 2 AgCl + Be(NO3)2
CaHPO4*2H2O + CaCO3 + Yb2O3 = Ca57Yb4(PO4)42 + CO2 + H2O =>
42 CaHPO4*2H2O + 15 CaCO3 + 2 Yb2O3 = Ca57Yb4(PO4)42 + 15 CO2 + 105 H2O
AlCl3 = Al + Cl2 =>
2 AlCl3 = 2 Al + 3 Cl2
NiSO4 + Na2CO3 = NiCO3 + Na2SO4 =>
NiSO4 + Na2CO3 = NiCO3 + Na2SO4
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
KI + Pb(NO3)2 = KI(NO3) + PbNO3 =>
KI + Pb(NO3)2 = KI(NO3) + PbNO3
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O =>
C10H8O + C4H9Br + NaOH = C14H16O + NaBr + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ra + O2 = Ra2O2 =>
2 Ra + O2 = Ra2O2
CH3OH + NaOH + I2 = HCOONa + NaI + H2O =>
CH3OH + 5 NaOH + 2 I2 = HCOONa + 4 NaI + 4 H2O
KCl(aq) + CaBr2(aq) = KBr(aq) + CaCl2(aq) =>
2 KCl(aq) + CaBr2(aq) = 2 KBr(aq) + CaCl2(aq)
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
potassiumchlorate = Potassiumchloride + Oxygen =>
2 KClO3 = 2 KCl + 3 O2
C9H8O2 + NaHCO3 = C9H7NaO2 + H2O + CO2 =>
C9H8O2 + NaHCO3 = C9H7NaO2 + H2O + CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe(NO3)2 + NaI = FeI2 + NaNO3 =>
Fe(NO3)2 + 2 NaI = FeI2 + 2 NaNO3
HPbO2 + Br2 = Pb + BrO3 + H2O =>
4 HPbO2 + Br2 = 4 Pb + 2 BrO3 + 2 H2O
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
N2 = N7 =>
7 N2 = 2 N7
SbSO4 + K2CO3Fe2O3 = CFe2Sb2S2K2O14 =>
2 SbSO4 + K2CO3Fe2O3 = CFe2Sb2S2K2O14
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4*H2O + H2O2 = K3Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4*H2O + H2O2 = 2 K3Fe(C2O4)3*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 11 H2O
ZnHCl + HCl = ZnCl2 + H2 =>
ZnHCl + HCl = ZnCl2 + H2
Mn3O7 = MnO2 + O2 =>
2 Mn3O7 = 6 MnO2 + O2
Bi2(SO4)3 + H2O = (BiO)2SO4 + H2SO4 =>
Bi2(SO4)3 + 2 H2O = (BiO)2SO4 + 2 H2SO4
Zn3(PO4)2 + Pb(OH)4 = Zn(OH)2 + Pb3(PO4)4 =>
2 Zn3(PO4)2 + 3 Pb(OH)4 = 6 Zn(OH)2 + Pb3(PO4)4
Ca(HCO3)2 + NaHSO4 = CaSO4 + Na2SO4 + CO2 + H2O =>
Ca(HCO3)2 + 2 NaHSO4 = CaSO4 + Na2SO4 + 2 CO2 + 2 H2O
CaBr2 = Br + Ca =>
CaBr2 = 2 Br + Ca
P4 + O2 = P2O3 = =>
P4 + 3 O2 = 2 P2O3
(NH4)C2H3O2 + Na2S = Na(C2H3O2) + (NH4)2S =>
2(NH4)C2H3O2 + Na2S = 2 Na(C2H3O2) + (NH4)2S
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb =>
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
NH2OHHCl + KMnO4 + H2SO4 = N2O + HCl + MnSO4 + H2O + K2SO4 =>
10 NH2OHHCl + 4 KMnO4 + 6 H2SO4 = 5 N2O + 10 HCl + 4 MnSO4 + 21 H2O + 2 K2SO4
NaMnO4 + HCl = MnCl2 + NaCl + H2O + Cl =>
NaMnO4 + 8 HCl = MnCl2 + NaCl + 4 H2O + 5 Cl
HCI + FeCO3 = HCO3 + CIFe =>
HCI + FeCO3 = HCO3 + CIFe
Pb{2+} + O{2-} = PbO =>
Pb{2+} + O{2-} = PbO
NH4 + NaO3 = NaOH + NH3 + H2O =>
5 NH4 + NaO3 = NaOH + 5 NH3 + 2 H2O
Al + Na2CO3 = Al2(CO3)3 + Na =>
2 Al + 3 Na2CO3 = Al2(CO3)3 + 6 Na
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
SiO3 + Al = Si + Al2O3 =>
SiO3 + 2 Al = Si + Al2O3
Sc + H2CO3 = Sc2(CO3)3 + H2 =>
2 Sc + 3 H2CO3 = Sc2(CO3)3 + 3 H2
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