| Équations équilibrées la veille |
5 Co + 12 HNO3 = 5 Co(NO3)2 + N2 + 6 H2O
CH3COOH + Mg = CH3COOMg + H2 =>
2 CH3COOH + 2 Mg = 2 CH3COOMg + H2
Cu{+2} + HS + H2O = CuS + SO4{-2} + H{+} =>
7 Cu{+2} + 8 HS + 4 H2O = 7 CuS + SO4{-2} + 16 H{+}
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Sn + HCI = SnCI + H2 =>
2 Sn + 2 HCI = 2 SnCI + H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H{+} + IO3{-} + Zn{2+} = I2 + Zn{4+} + H2O =>
12 H{+} + 2 IO3{-} + 5 Zn{2+} = I2 + 5 Zn{4+} + 6 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
HNO3 + CuS = Cu(NO3)2 + SO2 + NO2 + H2O =>
8 HNO3 + CuS = Cu(NO3)2 + SO2 + 6 NO2 + 4 H2O
FeSO4 + HBrO + HCl = Fe2(SO4)3 + Cl3Fe + BrH + H2O =>
6 FeSO4 + 3 HBrO + 6 HCl = 2 Fe2(SO4)3 + 2 Cl3Fe + 3 BrH + 3 H2O
Ca3P2 + HNO3 = H3PO4 + Ca(NO3)2 + NO2 + H2O =>
Ca3P2 + 22 HNO3 = 2 H3PO4 + 3 Ca(NO3)2 + 16 NO2 + 8 H2O
O3P2 + H2O = H3PO3 =>
O3P2 + 3 H2O = 2 H3PO3
Na2SO3 + KMnO4 + H2O = KOH + MnO(OH)2 + Na2SO4 =>
3 Na2SO3 + 2 KMnO4 + 3 H2O = 2 KOH + 2 MnO(OH)2 + 3 Na2SO4
CoBr2 + Al(OH)3 = Co(OH)2 + AlBr3 =>
3 CoBr2 + 2 Al(OH)3 = 3 Co(OH)2 + 2 AlBr3
HClO + Zn = Zn(ClO)2 + H2 =>
2 HClO + Zn = Zn(ClO)2 + H2
CrO7 + C2H6O = CO2 + Cr2O3 + H2O =>
12 CrO7 + 11 C2H6O = 22 CO2 + 6 Cr2O3 + 33 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4(cr) + KCH3COO(aq) =>
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4(cr) + 2 KCH3COO(aq)
K + C + O = KCO =>
K + C + O = KCO
HgO2 = O2Hg =>
HgO2 = O2Hg
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K2Cr2O7 + FeSO4 + HCl = KCl + CrCl3 + FeCl3 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 14 HCl = 2 KCl + 2 CrCl3 + 2 FeCl3 + 2 Fe2(SO4)3 + 7 H2O
Bi(NO3)3*5H2O + H2O2(CH2)69 = Bi2O3CO3 + H2O + CO2 + NH3 =>
412 Bi(NO3)3*5H2O + 23 H2O2(CH2)69 = 206 Bi2O3CO3 + 1816 H2O + 1381 CO2 + 1236 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaCl + SO2 + H2O + O2 = HCl + Na2SO4 =>
4 NaCl + 2 SO2 + 2 H2O + O2 = 4 HCl + 2 Na2SO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
NH2OH + KI + H2SO4 = (NH4)2SO4 + K2SO4 + I + H2O =>
2 NH2OH + 4 KI + 3 H2SO4 = (NH4)2SO4 + 2 K2SO4 + 4 I + 2 H2O
C20H42 = C8H18 + C3H6 =>
C20H42 = C8H18 + 4 C3H6
Al2(SO4)3 + Na3PO4 = AlPO4 + Na2SO4 =>
Al2(SO4)3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2SO4
Cl2 + BiI3 = I + BiCl3 =>
3 Cl2 + 2 BiI3 = 6 I + 2 BiCl3
Cl + CH4 = CCl6 + HCl =>
10 Cl + CH4 = CCl6 + 4 HCl
C2H5OH + HNO3 = C2H5NO2 + H2O + CO2 =>
7 C2H5OH + 6 HNO3 = 6 C2H5NO2 + 9 H2O + 2 CO2
CaSiO3 + P2O5 = Ca3(PO4)2 + SiO2 =>
3 CaSiO3 + P2O5 = Ca3(PO4)2 + 3 SiO2
KNO3 = K2 + NO2 + O2 =>
2 KNO3 = K2 + 2 NO2 + O2
K2MnO4 + K2SO3 + H2O = MnO2 + KOH + K2SO4 =>
K2MnO4 + K2SO3 + H2O = MnO2 + 2 KOH + K2SO4
C6H5CH2OH + Na = C6H5CH2ONa + H2 =>
2 C6H5CH2OH + 2 Na = 2 C6H5CH2ONa + H2
H2O(electricity) = H + O =>
H2O(electricity) = 2 H + O
CH3CH2OCH2CH3 + H2SO4 = CH3CH2OCH2CH2 + H3SO4 =>
CH3CH2OCH2CH3 + H2SO4 = CH3CH2OCH2CH2 + H3SO4
Sn(NO3)4 + Al = Al(NO3)3 + Sn =>
3 Sn(NO3)4 + 4 Al = 4 Al(NO3)3 + 3 Sn
AlI3 + O2 = Al2O3 + I2 =>
4 AlI3 + 3 O2 = 2 Al2O3 + 6 I2
C56H98O6 + O2 = CO2 + H2O =>
2 C56H98O6 + 155 O2 = 112 CO2 + 98 H2O
Al + KOH + H2O = K{+} + [Al(OH)4]{-} + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K{+} + 2[Al(OH)4]{-} + 3 H2
(CH2OH)2 = (CH2)4O2 + H2O =>
2(CH2OH)2 = (CH2)4O2 + 2 H2O
Na + O2 = NaO2 =>
Na + O2 = NaO2
Mg + HCI = Mg(CI)2 + H2 =>
Mg + 2 HCI = Mg(CI)2 + H2
FeSO4 + Cl2 = FeClSO4 =>
2 FeSO4 + Cl2 = 2 FeClSO4
La2O3 + PbO2 + PbO + MnO + RuO2 = LaPbMnRuO6 =>
La2O3 + PbO2 + PbO + 2 MnO + 2 RuO2 = 2 LaPbMnRuO6
NaOH + (NH4)SO4 = NH3 + NaSO4 + H2O =>
NaOH + (NH4)SO4 = NH3 + NaSO4 + H2O
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