| Équations équilibrées la veille |
Ba{2+} + H2SO4 = Ba(SO4) + 2 H{+}
Fe2O3 + Al = Al2O3 + Fe = =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
PB + CU{2+} = PB{2+} + CU =>
PB + CU{2+} = PB{2+} + CU
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
CuS + ZnCO3 = ZnS + CuCO3 =>
CuS + ZnCO3 = ZnS + CuCO3
KCI + AgNO3 = AgCI(s) + KNO3 =>
KCI + AgNO3 = AgCI(s) + KNO3
Pb(NO3)2 + H2O = HNO3 + Pb + O2 =>
2 Pb(NO3)2 + 2 H2O = 4 HNO3 + 2 Pb + O2
NaOH + H2S = NaH + OH2S =>
NaOH + H2S = NaH + OH2S
CaOH + HI = CaI + H2O =>
CaOH + HI = CaI + H2O
KI + Pb2(NO3) = Pb2I + KNO3 =>
KI + Pb2(NO3) = Pb2I + KNO3
Fe(OH)3 + HNO3 = FeH3 + (OH)NO3 =>
Fe(OH)3 + 3 HNO3 = FeH3 + 3(OH)NO3
Cr2{+} + OH = CrO2 + H{+} + e =>
Cr2{+} + 4 OH = 2 CrO2 + 4 H{+} + 3e
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
NH4NO3 + NaOH + C8H8O3 = C10H15N + NaNO3 + H2O =>
35 NH4NO3 + 54 NaOH + 20 C8H8O3 = 16 C10H15N + 54 NaNO3 + 57 H2O
SnS + H2O2 + OH{-} = Sn(OH)6{2-} + SO4{2-} + H2O =>
SnS + 5 H2O2 + 4 OH{-} = Sn(OH)6{2-} + SO4{2-} + 4 H2O
PCl5(s) = P4(s) + Cl2(g) =>
4 PCl5(s) = P4(s) + 10 Cl2(g)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H3PO4 + NH3 = (NH4)2HPO4 =>
H3PO4 + 2 NH3 = (NH4)2HPO4
CH + S = CS2 + H2S =>
2 CH + 5 S = 2 CS2 + H2S
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
C7H5(NO2)3 = N2 + CO2 + H2O + C =>
4 C7H5(NO2)3 = 6 N2 + 7 CO2 + 10 H2O + 21 C
Mn + NH4OH = MnOH + NH4 =>
Mn + NH4OH = MnOH + NH4
CH3Br + H2 = CH4 + HBr =>
CH3Br + H2 = CH4 + HBr
Ca(OH)2 + LiF = LiOH + CaF2 =>
Ca(OH)2 + 2 LiF = 2 LiOH + CaF2
CO + OH = CO2 + H2O =>
CO + 2 OH = CO2 + H2O
BaOHCl + HNO3 = BaClNO3 + H2O =>
BaOHCl + HNO3 = BaClNO3 + H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
CrCl3 + K2CO3 + H2O = KCl + Cr(OH)3 + H2CO3 =>
2 CrCl3 + 3 K2CO3 + 6 H2O = 6 KCl + 2 Cr(OH)3 + 3 H2CO3
KHP + NaOH = KNaP + H2O =>
KHP + NaOH = KNaP + H2O
{15}N{+}H = {4}He =>
4{15}N{+}H = 15{4}He
Rb2CO3 = Rb2 + CO3 =>
Rb2CO3 = Rb2 + CO3
S + NO3{-} + H{+} = SO4{2-} + NO2 + H2O =>
S + 6 NO3{-} + 4 H{+} = SO4{2-} + 6 NO2 + 2 H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CoCl3(aq) + Na2S(aq) = Co2S3 + NaCl(aq) =>
2 CoCl3(aq) + 3 Na2S(aq) = Co2S3 + 6 NaCl(aq)
Cu6Zn4 + HCl = CuCl + Zn + H =>
Cu6Zn4 + 6 HCl = 6 CuCl + 4 Zn + 6 H
HCOOH + [Ag(NH3)2]NO3 = Ag + CO2 + HNO3 + NH3 =>
HCOOH + 2[Ag(NH3)2]NO3 = 2 Ag + CO2 + 2 HNO3 + 4 NH3
Ag + Au(C2H3O2)3 = AgC2H3O2 + Au =>
3 Ag + Au(C2H3O2)3 = 3 AgC2H3O2 + Au
Cr2O3 + Na2CO3 + KNO3 = Na3CrO4 + CO2 + KNO2 =>
Cr2O3 + 3 Na2CO3 + 2 KNO3 = 2 Na3CrO4 + 3 CO2 + 2 KNO2
C12H20O6 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C12H20O6 + 56 KMnO4 + 84 H2SO4 = 60 CO2 + 28 K2SO4 + 56 MnSO4 + 134 H2O
K2SiO3H2O = K2O + SiO2 + H2O =>
K2SiO3H2O = K2O + SiO2 + H2O
FeS2 + Na2O2 + H2O = Na2FeO4 + Na2SO4 + NaOH =>
FeS2 + 9 Na2O2 + 6 H2O = Na2FeO4 + 2 Na2SO4 + 12 NaOH
MgS + N2 = Mg3N2 + S8 =>
24 MgS + 8 N2 = 8 Mg3N2 + 3 S8
(NH4)(OH) = NH3H2O =>
(NH4)(OH) = NH3H2O
O2 + C5H15 = CO2 + H2O =>
35 O2 + 4 C5H15 = 20 CO2 + 30 H2O
C6H6O(aq) + O2(g) = CO2(g) + H2O =>
C6H6O(aq) + 7 O2(g) = 6 CO2(g) + 3 H2O
(CH3)2N2H2 + O2 = N2 + H2O + CO2 =>
(CH3)2N2H2 + 4 O2 = N2 + 4 H2O + 2 CO2
C3H5N3O9(l) = N2(g) + CO2(g) + H2O(g) + O2(g) =>
4 C3H5N3O9(l) = 6 N2(g) + 12 CO2(g) + 10 H2O(g) + O2(g)
K(s) + HOH(l) = KOH(aw) + H2(g) =>
2 K(s) + 2 HOH(l) = 2 KOH(aw) + H2(g)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
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