| Équations équilibrées la veille |
Na3(Al(OH)6) + 3 KOH = K3[Al(OH)6] + 3 NaOH
Cr2O3 + H2O + KOH = KCr(OH)4 =>
Cr2O3 + 3 H2O + 2 KOH = 2 KCr(OH)4
(CH3COO)2Pb + NH4NO3 = CH3COONH4 + Pb(NO3)2 =>
(CH3COO)2Pb + 2 NH4NO3 = 2 CH3COONH4 + Pb(NO3)2
KClO3 + H2SO3 = KCl + H2SO4 =>
KClO3 + 3 H2SO3 = KCl + 3 H2SO4
C3H7OH + ZnCl2 = HCl + C3H6O + Zn =>
C3H7OH + ZnCl2 = 2 HCl + C3H6O + Zn
NH4Cl + KOH = NH4(OH) + KCl =>
NH4Cl + KOH = NH4(OH) + KCl
Cu + CH2O2 = Cu(CH2O2)2 =>
Cu + 2 CH2O2 = Cu(CH2O2)2
Mg2O5 + H2O = HMgO3 =>
Mg2O5 + H2O = 2 HMgO3
KNO3SC(s) = K2O(s) + O(g) + N(g) + S(s) + C(s) =>
2 KNO3SC(s) = K2O(s) + 5 O(g) + 2 N(g) + 2 S(s) + 2 C(s)
Ca + CrCl3 = Cr + CaCl2 =>
3 Ca + 2 CrCl3 = 2 Cr + 3 CaCl2
Fe + H3PO4 + O2 = Fe3(PO4)2 + H2O =>
6 Fe + 4 H3PO4 + 3 O2 = 2 Fe3(PO4)2 + 6 H2O
RCHO + H2SO4 + KMnO4 = RCOOH + MnSO4 + H2O + K2SO4 =>
5 RCHO + 3 H2SO4 + 2 KMnO4 = 5 RCOOH + 2 MnSO4 + 3 H2O + K2SO4
NH3 + O2 = H2O + NO2 =>
4 NH3 + 7 O2 = 6 H2O + 4 NO2
Zn + H2CO3(aq) = ZnCO3(s) + H2 =>
Zn + H2CO3(aq) = ZnCO3(s) + H2
KMnO4 + BaCl2 + H2O = Cl2 + MnO2 + KCl + Ba(OH)2 =>
2 KMnO4 + 4 BaCl2 + 4 H2O = 3 Cl2 + 2 MnO2 + 2 KCl + 4 Ba(OH)2
N + HOH = NOH + H2 =>
2 N + 2 HOH = 2 NOH + H2
N2H2 + OH = N2 + H2O =>
N2H2 + 2 OH = N2 + 2 H2O
Zn(s) + NiCl2(aq) = ZnCl2(aq) + Ni(s) =>
Zn(s) + NiCl2(aq) = ZnCl2(aq) + Ni(s)
Nb2O5 + Al = Al2O3 + Nb =>
3 Nb2O5 + 10 Al = 5 Al2O3 + 6 Nb
NaF + H = HF + Na =>
NaF + H = HF + Na
HN3 + Na2CO3 = NaN3 + H2O + CO2 =>
2 HN3 + Na2CO3 = 2 NaN3 + H2O + CO2
Sn(s) + HNO3(l) = SnO2(s) + NO2(g) + H20(l) =>
10 Sn(s) + 20 HNO3(l) = 10 SnO2(s) + 20 NO2(g) + H20(l)
Br2 + H2O = HBrO3 + HBr =>
3 Br2 + 3 H2O = HBrO3 + 5 HBr
ZnCl2 + (NH4)(OH) = Zn(OH)2 + (NH4)Cl =>
ZnCl2 + 2(NH4)(OH) = Zn(OH)2 + 2(NH4)Cl
PCl5 = PCl3(g) + Cl2(g) =>
PCl5 = PCl3(g) + Cl2(g)
Na + BaBr2 = NaBr + Ba =>
2 Na + BaBr2 = 2 NaBr + Ba
Zn(OH2) = Zn + OH2 =>
Zn(OH2) = Zn + OH2
KOH(aq) + NaCl(aq) = KCl + Na(OH) =>
KOH(aq) + NaCl(aq) = KCl + Na(OH)
O2 + H2O = (OH)2 =>
O2 + 2 H2O = 2(OH)2
Fe3O4 + Na = Na2O + Fe =>
Fe3O4 + 8 Na = 4 Na2O + 3 Fe
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CH3CH2COOH + Na2CO3 = CH3CH2COONa + H2 + CO2 =>
9 CH3CH2COOH + 4 Na2CO3 = 8 CH3CH2COONa + 7 H2 + 7 CO2
(NH4)2CO3 + Ba(OH)2 = NH3 + HOH + BaCO3 =>
(NH4)2CO3 + Ba(OH)2 = 2 NH3 + 2 HOH + BaCO3
HN3 + Na2CO3 = NaN3 + H2O + CO2 =>
2 HN3 + Na2CO3 = 2 NaN3 + H2O + CO2
MnSO4 + PbO2 + HNO3 = Pb(NO3)2 + PbSO4 + HMnO4 + H2O =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 3 Pb(NO3)2 + 2 PbSO4 + 2 HMnO4 + 2 H2O
NH3 + CuO3 = Cu + H2O + N =>
2 NH3 + CuO3 = Cu + 3 H2O + 2 N
Cr2O7{-2} + S + H{+} = Cr{+3} + SO2 + H2O =>
2 Cr2O7{-2} + 3 S + 16 H{+} = 4 Cr{+3} + 3 SO2 + 8 H2O
K + O2 = K13O14 =>
13 K + 7 O2 = K13O14
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
KMnO4 + SnCl2 + HCl = MnCl2 + SnCl5 + H2O + KCl =>
3 KMnO4 + 5 SnCl2 + 24 HCl = 3 MnCl2 + 5 SnCl5 + 12 H2O + 3 KCl
Ca3(PO4)2 + KOH = Ca(OH)2 + K3PO4 =>
Ca3(PO4)2 + 6 KOH = 3 Ca(OH)2 + 2 K3PO4
Ce(NO3)6 + Fe(SO4)2 = Ce(SO4)2 + Fe(NO3)6 =>
Ce(NO3)6 + Fe(SO4)2 = Ce(SO4)2 + Fe(NO3)6
NaCl + Ag3N = AgCl + Na3N =>
3 NaCl + Ag3N = 3 AgCl + Na3N
Fe(s) + Pb(NO3)3(aq) = Fe(NO3)4(aq) + Pb(s) =>
3 Fe(s) + 4 Pb(NO3)3(aq) = 3 Fe(NO3)4(aq) + 4 Pb(s)
N + HOH = NOH + H2 =>
2 N + 2 HOH = 2 NOH + H2
H2NNH2 + HNO3 = H2O + NO2 =>
H2NNH2 + 12 HNO3 = 8 H2O + 14 NO2
NaOCl + H2O = HOCl + NaOH =>
NaOCl + H2O = HOCl + NaOH
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
(CH3)2S + J2Cr2O7 + H2SO4 = (CH3)2SO + Cr2(SO4)3 + J2SO4 + H2O =>
3(CH3)2S + J2Cr2O7 + 4 H2SO4 = 3(CH3)2SO + Cr2(SO4)3 + J2SO4 + 4 H2O
K + O2 = K13O14 =>
13 K + 7 O2 = K13O14
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Équations équilibrées sur01/09/25
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