Équations équilibrées la veille |
NaHCO3 + HCl = NaCl + H2CO3
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
Na + O = Na2O =>
2 Na + O = Na2O
AgNO3(aq) + Na2CO3 = AgCO3(s) + Na2NO3(aq) =>
AgNO3(aq) + Na2CO3 = AgCO3(s) + Na2NO3(aq)
C6H6OH + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
7 C6H6OH + 23 KMnO4 + 29 KOH = 6 C6H5COOK + 23 K2MnO4 + 24 H2O
CrO2 + Si = Cr + SiO2 =>
CrO2 + Si = Cr + SiO2
FeO(s) + C(g) = Fe(s) + CO2(g) =>
2 FeO(s) + C(g) = 2 Fe(s) + CO2(g)
sodiumperoxide + water = sodiumhydroxide + oxygen =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Al54Cr146Fe51Mg49O400 = Al + Cr + Fe + Mg + O =>
Al54Cr146Fe51Mg49O400 = 54 Al + 146 Cr + 51 Fe + 49 Mg + 400 O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C3H3N + N2O = CO2 + H2O + HCN =>
6 C3H3N + 5 N2O = 2 CO2 + H2O + 16 HCN
Cu(NO2)2 + KOH = KNO2 + Cu(OH)2 =>
Cu(NO2)2 + 2 KOH = 2 KNO2 + Cu(OH)2
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
NH4Cl + NaSO3 = NH4SO3 + NaCl =>
NH4Cl + NaSO3 = NH4SO3 + NaCl
Cl2O7 + NaOH + H2O = Na[Cl(OH)8] =>
Cl2O7 + 2 NaOH + 7 H2O = 2 Na[Cl(OH)8]
K2CO3 + FeCl3 = K2Cl3 + FeCO3 =>
K2CO3 + FeCl3 = K2Cl3 + FeCO3
NaF + Ca(C2H3O2)2 = CaF2 + NaC2H3O2 =>
2 NaF + Ca(C2H3O2)2 = CaF2 + 2 NaC2H3O2
C19H39OH + O2 = CO2 + H2O =>
2 C19H39OH + 57 O2 = 38 CO2 + 40 H2O
AgCl + NaOH + HCHO = Ag + HCOONa + NaCl + H2O =>
2 AgCl + 3 NaOH + HCHO = 2 Ag + HCOONa + 2 NaCl + 2 H2O
MgCl2 + In(PO4) = Mg3(PO4)2 + InCl3 =>
3 MgCl2 + 2 In(PO4) = Mg3(PO4)2 + 2 InCl3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C5H8O2 + OH = C5H7O2 + H2O =>
C5H8O2 + OH = C5H7O2 + H2O
Cn + HNO3 = Cn(NO3)2 + NO2 + H2O =>
Cn + 4 HNO3 = Cn(NO3)2 + 2 NO2 + 2 H2O
H2(SO4) + Na(HCO3) = Na2(SO4) + H2(CO3) =>
H2(SO4) + 2 Na(HCO3) = Na2(SO4) + 2 H2(CO3)
FeOOH + H2O = Fe(OH)3 =>
FeOOH + H2O = Fe(OH)3
KMnO4 + KBr = Br2 + K2MnO4 =>
2 KMnO4 + 2 KBr = Br2 + 2 K2MnO4
C3H7OH + OH = CO2 + H2O =>
C3H7OH + 18 OH = 3 CO2 + 13 H2O
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
C + SO2 = CS + CO =>
3 C + SO2 = CS + 2 CO
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Na2O + N2O = NaON =>
Na2O + N2O = 2 NaON
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
K2(SO4) + Li2(CO3)1 = Li2(SO4)1 + K2(CO3)1 =>
K2(SO4) + Li2(CO3)1 = Li2(SO4)1 + K2(CO3)1
CH4 + N4O = CO2 + H2O + N =>
CH4 + 4 N4O = CO2 + 2 H2O + 16 N
K2SO4 + Na2CO3 = K2CO3 + Na2SO4 =>
K2SO4 + Na2CO3 = K2CO3 + Na2SO4
Fe2(SO4)3 + CaCl2 = FeCl3 + Ca(SO4) =>
Fe2(SO4)3 + 3 CaCl2 = 2 FeCl3 + 3 Ca(SO4)
KI + NH3 = IH3 + KN =>
KI + NH3 = IH3 + KN
C6H6O3 = C6H4O2 + H2O =>
C6H6O3 = C6H4O2 + H2O
PbCl2 + Cl + H2O = PbO2 + HCl =>
PbCl2 + 2 Cl + 2 H2O = PbO2 + 4 HCl
P + H2O2 + NaOH = Na3PO4 + H2O =>
2 P + 5 H2O2 + 6 NaOH = 2 Na3PO4 + 8 H2O
NaNO2 + NH4Cl = NaCl + N + H2O =>
NaNO2 + NH4Cl = NaCl + 2 N + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
NaCrO4*4H2O = NaCrO4 + H2O(g) =>
NaCrO4*4H2O = NaCrO4 + 4 H2O(g)
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
SnO2 + Cl2O3 = Sn(ClO2)4 =>
SnO2 + 2 Cl2O3 = Sn(ClO2)4
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
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