| Équations équilibrées la veille |
2 Al(s) + 3 F2(g) = 2 AlF3(s)
KNH2 + H2O = NH3 + OH{-} + K{+} =>
KNH2 + H2O = NH3 + OH{-} + K{+}
H2S + H2SO3 = H2O + S =>
2 H2S + H2SO3 = 3 H2O + 3 S
Al2(SO4)3 + Ca(HO)2 = Al(HO)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(HO)2 = 2 Al(HO)3 + 3 CaSO4
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C2H6O + KMnO4 = C2H4O2 + MnO + KOH + H2O =>
5 C2H6O + 4 KMnO4 = 5 C2H4O2 + 4 MnO + 4 KOH + 3 H2O
CuS = Cu + S =>
CuS = Cu + S
C2H5Cl + NaOH = C2H6 + NaCl + O =>
C2H5Cl + NaOH = C2H6 + NaCl + O
C7N8H4O2 + HCl + O2 = H2O + CCl4 + N2 =>
C7N8H4O2 + 28 HCl + 7 O2 = 16 H2O + 7 CCl4 + 4 N2
C5H9O(g) + O2(g) = CO2(g) + H2O(g) =>
4 C5H9O(g) + 27 O2(g) = 20 CO2(g) + 18 H2O(g)
BaCl2 + Na2(CO3) = Ba(CO3) + NaCl =>
BaCl2 + Na2(CO3) = Ba(CO3) + 2 NaCl
Al + H2O + HO{-} = AlO2{-} + H2 =>
2 Al + 2 H2O + 2 HO{-} = 2 AlO2{-} + 3 H2
P + HBr = H2 + PBr3 =>
2 P + 6 HBr = 3 H2 + 2 PBr3
C5H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C5H6(g) + 13 O2(g) = 10 CO2(g) + 6 H2O(g)
NO2 + CH3NO2 = N2 + CO2 + H2O =>
6 NO2 + 8 CH3NO2 = 7 N2 + 8 CO2 + 12 H2O
Mg + Zn(No3)2 = Zn + Mg(No3)2 =>
Mg + Zn(No3)2 = Zn + Mg(No3)2
KMnO4 + K3CrO3 + H2O = MnO2 + K2CrO4 + KOH =>
KMnO4 + K3CrO3 + H2O = MnO2 + K2CrO4 + 2 KOH
Fe + Cl = Fe4Cl3 =>
4 Fe + 3 Cl = Fe4Cl3
Nb + HNO3 = NO2 + H2O + Nb2O5 =>
2 Nb + 10 HNO3 = 10 NO2 + 5 H2O + Nb2O5
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
KI + Cl2 = KCl20 + I =>
KI + 10 Cl2 = KCl20 + I
Ba(ClO)2 + K2SO4 = KClO + BaSO4 =>
Ba(ClO)2 + K2SO4 = 2 KClO + BaSO4
Cs2S + Al(OH)3 = CsOH + Al2S3 =>
3 Cs2S + 2 Al(OH)3 = 6 CsOH + Al2S3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CH3CHO + O2 = CH3COOH =>
2 CH3CHO + O2 = 2 CH3COOH
FeCl3 + NH4SCN = Fe(SCN)2 + (NH4)2Cl3 =>
FeCl3 + 2 NH4SCN = Fe(SCN)2 + (NH4)2Cl3
(NH4)2SO4(aq) + AgClO4(aq) = Ag2SO4(s) + NH4ClO4(aq) =>
(NH4)2SO4(aq) + 2 AgClO4(aq) = Ag2SO4(s) + 2 NH4ClO4(aq)
Zn(s) + HNO3(g) = Zn(NO3)2 + NH4NO3 + H2O(g) =>
4 Zn(s) + 10 HNO3(g) = 4 Zn(NO3)2 + NH4NO3 + 3 H2O(g)
CO(g) + H2(g) = C3H18(l) + H2O =>
3 CO(g) + 12 H2(g) = C3H18(l) + 3 H2O
Al + S(s) = Al2S3 =>
2 Al + 3 S(s) = Al2S3
AcOH(aq) + NaOH(aq) = AcONa(aq) + H2O(l) =>
AcOH(aq) + NaOH(aq) = AcONa(aq) + H2O(l)
S8 + O2 + Cl2 = SOCl2 =>
S8 + 4 O2 + 8 Cl2 = 8 SOCl2
Cr(SO3)3 + H2SO4 = Cr(SO4)3 + H2(SO3) =>
Cr(SO3)3 + 3 H2SO4 = Cr(SO4)3 + 3 H2(SO3)
LiOH + Fe(SO4)3 = LiSO4 + Fe(OH)3 =>
3 LiOH + Fe(SO4)3 = 3 LiSO4 + Fe(OH)3
NaOH + NO2 + Al + H2O = NH3 + NaAlO2 =>
7 NaOH + 3 NO2 + 7 Al + H2O = 3 NH3 + 7 NaAlO2
KOH + CrO3 = K2CrO4 + H2O =>
2 KOH + CrO3 = K2CrO4 + H2O
Al(HCO3)3 + HNO3 = CO2 + H2O + Al(NO3)3 =>
Al(HCO3)3 + 3 HNO3 = 3 CO2 + 3 H2O + Al(NO3)3
HNO3 + Cr(OH)2 = Cr(NO3)2 + H2O =>
2 HNO3 + Cr(OH)2 = Cr(NO3)2 + 2 H2O
KClO3 + Sb2S5 + Mg = KCl + Sb2S3 + MgSO2 =>
4 KClO3 + 3 Sb2S5 + 6 Mg = 4 KCl + 3 Sb2S3 + 6 MgSO2
CaI2(aq) + AgNO3(aq) = AgI + Ca(NO3)2 =>
CaI2(aq) + 2 AgNO3(aq) = 2 AgI + Ca(NO3)2
Ca3(PO4)2 + C + H2SO4 = P4 + CaSO4 + CO + H2O =>
2 Ca3(PO4)2 + 10 C + 6 H2SO4 = P4 + 6 CaSO4 + 10 CO + 6 H2O
K[BiI4] + CdCl2 = CdI2 + BiI3 + KCl =>
2 K[BiI4] + CdCl2 = CdI2 + 2 BiI3 + 2 KCl
Na2S2O3 + Cl + H3O = S + NaCl + H2SO3 =>
7 Na2S2O3 + 14 Cl + 6 H3O = 5 S + 14 NaCl + 9 H2SO3
Al(OH)3 + NaOH = Na3AlO3 + H2O =>
Al(OH)3 + 3 NaOH = Na3AlO3 + 3 H2O
CrO3 + NH4OH = Cr(OH)3 + NH4O =>
CrO3 + 3 NH4OH = Cr(OH)3 + 3 NH4O
O2 + C2H6 = C2H4O + H2 =>
O2 + 2 C2H6 = 2 C2H4O + 2 H2
Ba(s) + Br2(s) = BaBr2(s) =>
Ba(s) + Br2(s) = BaBr2(s)
FeCl3 + Na2S2 + O3 = FeCl2 + Na2S4O6 + NaCl =>
2 FeCl3 + 2 Na2S2 + 2 O3 = 2 FeCl2 + Na2S4O6 + 2 NaCl
FeCl3 + H2 = HCl + Fe =>
2 FeCl3 + 3 H2 = 6 HCl + 2 Fe
H3PO4 + CoC2O4 = H2C2O4 + Co3(PO4)2 =>
2 H3PO4 + 3 CoC2O4 = 3 H2C2O4 + Co3(PO4)2
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Équations équilibrées sur11/22/24
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