Équations équilibrées la veille |
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NH4NO2 + H2O2 = NO2 + H2O =>
NH4NO2 + 4 H2O2 = 2 NO2 + 6 H2O
Ca(s) + H2O(i) = Ca(OH)2 + H2(g) =>
Ca(s) + 2 H2O(i) = Ca(OH)2 + H2(g)
KNO3 + C + S = K2S + N2 + CO2 =>
2 KNO3 + 3 C + S = K2S + N2 + 3 CO2
CaFe(CO3)2 + KFe3AlSi3O10(OH)2 + H2O + KAl3Si3O10(OH)2 = CaCO3 + CO2 + K + Fe2O3 + Fe5Al2Si3O10(OH)8 =>
9 CaFe(CO3)2 + KFe3AlSi3O10(OH)2 + 6 H2O + KAl3Si3O10(OH)2 = 9 CaCO3 + 9 CO2 + 2 K + Fe2O3 + 2 Fe5Al2Si3O10(OH)8
K2Cr2O7 + H2S + H2SO4 = Cr2(SO4)3 + SK2SO4 + H2O =>
2 K2Cr2O7 + 3 H2S + 7 H2SO4 = 2 Cr2(SO4)3 + 2 SK2SO4 + 10 H2O
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
P4 + CuCl2 + H2O = H3PO4 + Cu + HCl =>
P4 + 10 CuCl2 + 16 H2O = 4 H3PO4 + 10 Cu + 20 HCl
H2O + Cd + Ni2O3 = Cd(OH)2 + Ni(OH)2 =>
3 H2O + Cd + Ni2O3 = Cd(OH)2 + 2 Ni(OH)2
SO2O3 = SO3 + O2 =>
SO2O3 = SO3 + O2
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Al(OH)2NO3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)2NO3 + 2 HNO3 = Al(NO3)3 + 2 H2O
K2CO3 + Fe(NO3)3 = K2(NO3)3 + FeCO3 =>
K2CO3 + Fe(NO3)3 = K2(NO3)3 + FeCO3
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
NH + O2 = NO + H2O =>
4 NH + 3 O2 = 4 NO + 2 H2O
Mg + FeO = MgO + Fe =>
Mg + FeO = MgO + Fe
C4H3O4Na + NaOH = C4H2O4Na2 + H2O =>
C4H3O4Na + NaOH = C4H2O4Na2 + H2O
Cl2(g) + AlI3(aq) = AlCl3(aq) + I2(s) =>
3 Cl2(g) + 2 AlI3(aq) = 2 AlCl3(aq) + 3 I2(s)
Fe + S + HCl = FeCl2 + H2S =>
Fe + S + 2 HCl = FeCl2 + H2S
CH3COCH3 + NaOCl = NaCl + NaCH3COO + CHCl3 + H2O =>
7 CH3COCH3 + 17 NaOCl = 8 NaCl + 9 NaCH3COO + 3 CHCl3 + 6 H2O
FeSO4 + Ba(OH)2 = BaSO4Fe(OH)2 =>
FeSO4 + Ba(OH)2 = BaSO4Fe(OH)2
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
AgNO3 + K2CO3 = Ag2CO3 + KNO3 =>
2 AgNO3 + K2CO3 = Ag2CO3 + 2 KNO3
Al(OH)3 + KOH = K[Al(OH)4] =>
Al(OH)3 + KOH = K[Al(OH)4]
Fe(OH)3 + HCl = FeCl3 + H2O =>
Fe(OH)3 + 3 HCl = FeCl3 + 3 H2O
CO2 + LiOH = Li2CO3 + H2O =>
CO2 + 2 LiOH = Li2CO3 + H2O
I2 + Na2SO3 + NaOH = Na2SO4 + NaI + H2O =>
I2 + Na2SO3 + 2 NaOH = Na2SO4 + 2 NaI + H2O
Mg + NaCl = MgCl2 + Na =>
Mg + 2 NaCl = MgCl2 + 2 Na
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
Al + H2CO3 = Al2(CO3)3 + H2 =>
2 Al + 3 H2CO3 = Al2(CO3)3 + 3 H2
[Cu(H2O)6] + NH3 = [Cu(NH3)4]H2O + H2O =>
[Cu(H2O)6] + 4 NH3 = [Cu(NH3)4]H2O + 5 H2O
Ag{+} + Fe = Ag + Fe{+} =>
Ag{+} + Fe = Ag + Fe{+}
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
C5H9O1 + O2 = CO2 + H2O =>
4 C5H9O1 + 27 O2 = 20 CO2 + 18 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
W + Cl = WCl6 =>
W + 6 Cl = WCl6
CuF2 + Ag = AgF + Cu =>
CuF2 + 2 Ag = 2 AgF + Cu
CaBr = Ca + Br2 =>
2 CaBr = 2 Ca + Br2
Cd + O2 = CdO =>
2 Cd + O2 = 2 CdO
AgO2 = Ag + O2 =>
AgO2 = Ag + O2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
Ag + N2 = Ag3N =>
6 Ag + N2 = 2 Ag3N
HCIO4 = HCI + O2 =>
HCIO4 = HCI + 2 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH2OH + H2O = NH4OH + OH =>
NH2OH + 2 H2O = NH4OH + 2 OH
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