Équations équilibrées la veille |
2 NaOHCO2 = CO2 + H2O + Na2CO3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3CH2OH + C2H4O2 = C4H8O2 + H2O =>
CH3CH2OH + C2H4O2 = C4H8O2 + H2O
Cl2(g) + KBr(aq) = Br2(l) + KCl(aq) =>
Cl2(g) + 2 KBr(aq) = Br2(l) + 2 KCl(aq)
Br2 + NO2 = N2O + OBr2 =>
3 Br2 + 2 NO2 = N2O + 3 OBr2
Na + N3 = Na2N3 =>
2 Na + N3 = Na2N3
WCl3 = W + Cl2 =>
2 WCl3 = 2 W + 3 Cl2
Ca + HBr = Br2Ca + H2 =>
Ca + 2 HBr = Br2Ca + H2
Fe(OH)3 + KClO + KOH = K2FeO4 + KCl + H2O =>
2 Fe(OH)3 + 3 KClO + 4 KOH = 2 K2FeO4 + 3 KCl + 5 H2O
Na2SO4 + NaOH = Na + (SO4)OH =>
Na2SO4 + NaOH = 3 Na + (SO4)OH
NiS + Al = AlS + Ni =>
NiS + Al = AlS + Ni
FeSO4 + NaOH = Na2SO4 + Fe[OH]2 =>
FeSO4 + 2 NaOH = Na2SO4 + Fe[OH]2
(NH4)2CO3 + HCl = NH4Cl + H2O + CO2 =>
(NH4)2CO3 + 2 HCl = 2 NH4Cl + H2O + CO2
Mn02 = Mn04 =>
2 Mn02 = Mn04
Hg(NO3)2 + SnCl2 = HgCl2 + Sn(NO3)2 =>
Hg(NO3)2 + SnCl2 = HgCl2 + Sn(NO3)2
Al(OH)3 + SO3 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 SO3 = Al2(SO4)3 + 3 H2O
Cr2(SO4)3 + NaBiO3 + H2SO4 = H2Cr2O7 + NaSO4 + Bi2(SO4)3 + H2O =>
Cr2(SO4)3 + 6 NaBiO3 + 12 H2SO4 = H2Cr2O7 + 6 NaSO4 + 3 Bi2(SO4)3 + 11 H2O
Pb(NO3)2 = PbO2 + NO2 = O2 =>
Pb(NO3)2 = PbO2 + 2 NO2
Sc + Si = Sc5Si3 =>
5 Sc + 3 Si = Sc5Si3
K2Cr2O7 + NH4OH = K2CrO4 + (NH4)2CrO4 + H2O =>
K2Cr2O7 + 2 NH4OH = K2CrO4 + (NH4)2CrO4 + H2O
P(s) + H2(s) = PH3(s) =>
2 P(s) + 3 H2(s) = 2 PH3(s)
Ca + CuSO{+4} = Cu + CaSO{+4} =>
Ca + CuSO{+4} = Cu + CaSO{+4}
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Pb(NO3)2 + KF = PbF + K(NO3)2 =>
Pb(NO3)2 + KF = PbF + K(NO3)2
K2SO4 + PbNO3 = PbSO4 + K2NO3 =>
K2SO4 + PbNO3 = PbSO4 + K2NO3
M + O2 = M2O =>
4 M + O2 = 2 M2O
CaO(s) + H2SO4(aq) = H2O(l) + CaSO4(s) =>
CaO(s) + H2SO4(aq) = H2O(l) + CaSO4(s)
C12H22CaO14 + H3BO3 = C12H20O16B2Ca + H2O =>
C12H22CaO14 + 2 H3BO3 = C12H20O16B2Ca + 4 H2O
Os(OH)4 + H3VO4 = Os6((OH)3(VO4))4 + H2O =>
6 Os(OH)4 + 4 H3VO4 = Os6((OH)3(VO4))4 + 12 H2O
Cu(NO3)2 + H2O = Cu(H2O)6 + NO3 =>
Cu(NO3)2 + 6 H2O = Cu(H2O)6 + 2 NO3
Mg(OH)2 + ZnC4H6O4 = Zn(OH)2 + Mg(C2H3O2)2 =>
Mg(OH)2 + ZnC4H6O4 = Zn(OH)2 + Mg(C2H3O2)2
Al + NH4ClO4 = Al2O3 + N2 + H2O + AlCl3 =>
10 Al + 6 NH4ClO4 = 4 Al2O3 + 3 N2 + 12 H2O + 2 AlCl3
C2N2(g) + F2(g) = CF4(g) + NF3(g) =>
C2N2(g) + 7 F2(g) = 2 CF4(g) + 2 NF3(g)
(MnO4){-} + (NO2){-} + H{+} = Mn{+2} + (NO3){-} + H2O =>
2(MnO4){-} + 5(NO2){-} + 6 H{+} = 2 Mn{+2} + 5(NO3){-} + 3 H2O
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + HNO3(l) =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + 2 HNO3(l)
Ag + Hg(NO3)2 = Hg + Ag(NO3) =>
2 Ag + Hg(NO3)2 = Hg + 2 Ag(NO3)
FeSO4 + CaCO3 = CaSO4 + Fe(CO3) =>
FeSO4 + CaCO3 = CaSO4 + Fe(CO3)
HNO2 + Ca(HO)2 = Ca + NO2 + H2O =>
2 HNO2 + Ca(HO)2 = Ca + 2 NO2 + 2 H2O
Zn + ClO + H = Zn(OH)2 + Cl2 =>
Zn + 2 ClO + 2 H = Zn(OH)2 + Cl2
Bi2O3 + Te(OH)6 = Bi6Te2O15 + H2O =>
3 Bi2O3 + 2 Te(OH)6 = Bi6Te2O15 + 6 H2O
HNO3 + Ca3(PO3)2 = H3PO3 + Ca(NO3)2 =>
6 HNO3 + Ca3(PO3)2 = 2 H3PO3 + 3 Ca(NO3)2
Fe2(SO4)3 + SO2 + H2O = FeSO4 + H2SO4 =>
Fe2(SO4)3 + SO2 + 2 H2O = 2 FeSO4 + 2 H2SO4
K2(CO3) + HCl = KCl + H2O + CO2 =>
K2(CO3) + 2 HCl = 2 KCl + H2O + CO2
Al(OH)3(ac) + H2SO4(ac) = Al2(SO4)3(ac) + H2O(l) =>
2 Al(OH)3(ac) + 3 H2SO4(ac) = Al2(SO4)3(ac) + 6 H2O(l)
FeTiO3(s) + C(s) + Cl2(g) = TiCl4(g) + CO(g) + FeCl3(g) =>
2 FeTiO3(s) + 6 C(s) + 7 Cl2(g) = 2 TiCl4(g) + 6 CO(g) + 2 FeCl3(g)
I + KBr = KI + Br =>
I + KBr = KI + Br
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
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