| Équations équilibrées la veille |
10 HCl2 + Br2 + 6 H2O = 2 HBrO3 + 20 HCl
Fe(SCN)3 + H3PO4 = H3[Fe(PO4)2] + HSCN =>
Fe(SCN)3 + 2 H3PO4 = H3[Fe(PO4)2] + 3 HSCN
H2O + FeCl3 = Fe(OH)3 + Cl{-} + H3O{+} =>
6 H2O + FeCl3 = Fe(OH)3 + 3 Cl{-} + 3 H3O{+}
AgNO3 + Mg(OH)2 = AgOH + Mg(NO3)2 =>
2 AgNO3 + Mg(OH)2 = 2 AgOH + Mg(NO3)2
MgCe2 + K2S = MgS + KCe =>
MgCe2 + K2S = MgS + 2 KCe
Hg(l) + HNO3(aq) = Hg(NO3)2(aq) + NO2(l) + H2O(l) =>
Hg(l) + 4 HNO3(aq) = Hg(NO3)2(aq) + 2 NO2(l) + 2 H2O(l)
CH3COOH + CO2 + H2O + MnO2 = Mn{2+} + HCO3{-}{+} =>
CH3COOH + 6 CO2 + 2 H2O + 4 MnO2 = 4 Mn{2+} + 8 HCO3{-}{+}
H{+} + MnO4{-2} = MnO4{-} + Mn2O3 + H2O =>
10 H{+} + 8 MnO4{-2} = 6 MnO4{-} + Mn2O3 + 5 H2O
NH4HF2 + H2SO4 = (NH4)HSO4 + HF =>
NH4HF2 + H2SO4 = (NH4)HSO4 + 2 HF
KOH + C2O4H2 = H2O + C2O4HK =>
KOH + C2O4H2 = H2O + C2O4HK
Li3PO4 + NH4Cl = Cl3PO4 + NH4Li =>
Li3PO4 + 3 NH4Cl = Cl3PO4 + 3 NH4Li
CH3CH2CH2CHCH3COOH + NaCO3 = CH3CH2CH2CHCH3COONa + CO + H2O =>
23 CH3CH2CH2CHCH3COOH + 20 NaCO3 = 20 CH3CH2CH2CHCH3COONa + 38 CO + 28 H2O
Hg + S = Hg2S =>
2 Hg + S = Hg2S
Zn(OH)2 + OH = [Zn(OH)4] =>
Zn(OH)2 + 2 OH = [Zn(OH)4]
Zn + OH = Zn(OH)2 =>
Zn + 2 OH = Zn(OH)2
HBrO = HBrO3 + HBr =>
3 HBrO = HBrO3 + 2 HBr
C2 + H2 + O2 = CH2O =>
C2 + 2 H2 + O2 = 2 CH2O
O2 + SiH4 = SiO2 + H2O =>
2 O2 + SiH4 = SiO2 + 2 H2O
Si + CO2 = SiC + SiO2 =>
2 Si + CO2 = SiC + SiO2
C2H5OH(aq) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(aq) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Fe + NaOH = Fe(OH)3 + Na2 =>
2 Fe + 6 NaOH = 2 Fe(OH)3 + 3 Na2
MnSO4 + (NH4)2S + H2O = (NH4)2SO4 + H2S + Mn(OH)2 =>
MnSO4 + (NH4)2S + 2 H2O = (NH4)2SO4 + H2S + Mn(OH)2
Br2O2 + H2O = Br(OH)2 =>
Br2O2 + 2 H2O = 2 Br(OH)2
CH3NH2 + O2 = CO2 + HOH + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 HOH + 2 N2
Al2(SO4)3(s) = Al(aq) + SO4(aq) =>
Al2(SO4)3(s) = 2 Al(aq) + 3 SO4(aq)
AlCl3 + AgNO3 = Al(NO3)3 + AgCl =>
AlCl3 + 3 AgNO3 = Al(NO3)3 + 3 AgCl
Fe3O4(s) + O2(g) = FeO2 =>
Fe3O4(s) + O2(g) = 3 FeO2
CH4 + O2 = C03 + H2O =>
3 CH4 + 3 O2 = C03 + 6 H2O
K2Co3 + AlCl3 = KCl + Al2(Co3)3 =>
3 K2Co3 + 2 AlCl3 = 6 KCl + Al2(Co3)3
H2SO3 + Ag(OH)2 = AgSO3 + H2O =>
H2SO3 + Ag(OH)2 = AgSO3 + 2 H2O
AlCl3 + AgNO3 = Al(NO3)3 + AgCl =>
AlCl3 + 3 AgNO3 = Al(NO3)3 + 3 AgCl
KMnO4 + H2504 = Mn2O3 + K2504 + H2O =>
2504 KMnO4 + 5 H2504 = 1252 Mn2O3 + K2504 + 6260 H2O
Au(NO3)3 + NH3*H2O = Au + NH4NO3 + H2O =>
8 Au(NO3)3 + 30 NH3*H2O = 8 Au + 27 NH4NO3 + 21 H2O
FeCl3 + CuSO4 = FeSO4 + Cl3Cu =>
FeCl3 + CuSO4 = FeSO4 + Cl3Cu
C + O2 = CO2 =>
C + O2 = CO2
MnCl2 + HNO3 + NaBiO3 = MnO4 + Bi + NaCl + NO3 + H2O =>
MnCl2 + 4 HNO3 + 2 NaBiO3 = MnO4 + 2 Bi + 2 NaCl + 4 NO3 + 2 H2O
NaClO3 + MnO2 + H2SO4 = MnSO4 + Na2SO4 + HClO4 + H2O =>
2 NaClO3 + 2 MnO2 + 3 H2SO4 = 2 MnSO4 + Na2SO4 + 2 HClO4 + 2 H2O
Fe + Cd(ClO3)2 = Fe(ClO3)4 + Cd =>
Fe + 2 Cd(ClO3)2 = Fe(ClO3)4 + 2 Cd
MnCl2 + NH4OH = MnO2 + NH4Cl + NH4 + H2O =>
MnCl2 + 4 NH4OH = MnO2 + 2 NH4Cl + 2 NH4 + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
MnO2 + H2SO4 + CO2H2 = MnSO4 + H2O + CO2 =>
MnO2 + H2SO4 + CO2H2 = MnSO4 + 2 H2O + CO2
Mg(Cl)2 + NaOH = Mg(OH)2 + NaCl =>
Mg(Cl)2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Cl + K(OH) = KClO4 + KCl + H2O =>
8 Cl + 8 K(OH) = KClO4 + 7 KCl + 4 H2O
CH3COOC6H5 + NaOH = CH3COONa + C6H6O =>
CH3COOC6H5 + NaOH = CH3COONa + C6H6O
Cu + AgNo3 = Cu3(No3)2 + Ag =>
3 Cu + 2 AgNo3 = Cu3(No3)2 + 2 Ag
H2O + CO2 = C6H12O0 + O2 =>
12 H2O + 12 CO2 = 2 C6H12O0 + 17 O2
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
K2C2O4H2O + FeCl3 = FeK3(C2O4)3 + KCl + H2O =>
3 K2C2O4H2O + FeCl3 = FeK3(C2O4)3 + 3 KCl + 3 H2O
BaCl2ZnSO4 = BaSO4 + ZnCl2 =>
BaCl2ZnSO4 = BaSO4 + ZnCl2
NO3NH4 = NO3 + NH4 =>
NO3NH4 = NO3 + NH4
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