| Équations équilibrées la veille |
2 Na(s) + 2 HCl(g) = 2 NaCl(s) + H2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al + CrO4 = AlCrO4 =>
Al + CrO4 = AlCrO4
H{+} + Cr2O7 + H2S = Cr{3+} + S + H2O =>
6 H{+} + Cr2O7 + 4 H2S = 2 Cr{3+} + 4 S + 7 H2O
LiSiO3 + HCl = LiCl + HSiO3 =>
LiSiO3 + HCl = LiCl + HSiO3
KMnO4 + Al2S3 + HCl = KCl + MnCl2 + AlCl3 + SO2 + H2O =>
18 KMnO4 + 5 Al2S3 + 84 HCl = 18 KCl + 18 MnCl2 + 10 AlCl3 + 15 SO2 + 42 H2O
FeCl3*6H2O + (CH3CO2Na*3H2O) + C5H8O2 = Fe(C5H7O2)3 + CH3CO2H + NaCl + H2O =>
FeCl3*6H2O + 3(CH3CO2Na*3H2O) + 3 C5H8O2 = Fe(C5H7O2)3 + 3 CH3CO2H + 3 NaCl + 15 H2O
Li2 + SO4 = Li2SO4 =>
Li2 + SO4 = Li2SO4
Al2(SO4)3 + FeSO4 = Al + Fe2(SO4)3 =>
Al2(SO4)3 + 6 FeSO4 = 2 Al + 3 Fe2(SO4)3
Ca(NO3)2 + Li2SO3 = LiNO3 + CaSO3 =>
Ca(NO3)2 + Li2SO3 = 2 LiNO3 + CaSO3
C3H5(ONO2)3(l) = CO2(g) + H2O(g) + N2(g) + O2(g) =>
4 C3H5(ONO2)3(l) = 12 CO2(g) + 10 H2O(g) + 6 N2(g) + O2(g)
CHCH + KMnO4 + H2SO4 = C2O4H2 + K2SO4 + MnSO4 + H2O =>
5 CHCH + 8 KMnO4 + 12 H2SO4 = 5 C2O4H2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
HS + Pb2Cl = HCl + Pb2S =>
HS + Pb2Cl = HCl + Pb2S
H{+} + NO3{-} + FeI2 = Fe{3+} + H2O + IO3{-} + NO =>
16 H{+} + 13 NO3{-} + 3 FeI2 = 3 Fe{3+} + 8 H2O + 6 IO3{-} + 13 NO
C3H7OH + PCl5 = C3H7Cl + H3PO4 + HCl =>
4 C3H7OH + PCl5 = 4 C3H7Cl + H3PO4 + HCl
Zn + FeCl2 = ZnCl2 + Fe* =>
Zn + FeCl2 = ZnCl2 + Fe*
C2H6 + Al2O3 = H2O + Al2O + C2H2 =>
C2H6 + Al2O3 = 2 H2O + Al2O + C2H2
NH4NO3(s) + H2O(l) = NH4OH(aq) + HNO3(aq) =>
NH4NO3(s) + H2O(l) = NH4OH(aq) + HNO3(aq)
CH3CHOHCOOH = CH3CHO + HCOOH =>
CH3CHOHCOOH = CH3CHO + HCOOH
Na2O + Al2O3 + SiO2 = NaAlSi2O6 =>
Na2O + Al2O3 + 4 SiO2 = 2 NaAlSi2O6
CU(NO3)2 + KOH = CU(OH)2 + K(NO3) =>
CU(NO3)2 + 2 KOH = CU(OH)2 + 2 K(NO3)
Sn{4+} + I{-} = Sn{+} + I2 =>
2 Sn{4+} + 6 I{-} = 2 Sn{+} + 3 I2
F2 + PbCl4 = PbF + Cl2 =>
F2 + 2 PbCl4 = 2 PbF + 4 Cl2
Na + ClO = NaCl + NaClO3 =>
3 Na + 3 ClO = 2 NaCl + NaClO3
H2SeO4 + Ca(OH)2 = CaSeO4 + H2O =>
H2SeO4 + Ca(OH)2 = CaSeO4 + 2 H2O
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
Na + BeBr2 = NaBr + Be =>
2 Na + BeBr2 = 2 NaBr + Be
C6000H10002O5001 + O2 = CO2 + H2O =>
C6000H10002O5001 + 6000 O2 = 6000 CO2 + 5001 H2O
ReO3 + KOH = KReO4 + K2ReO3 + H2O =>
3 ReO3 + 4 KOH = 2 KReO4 + K2ReO3 + 2 H2O
Al(s) + Cu{+} = Al3{+} + Cu(s) =>
3 Al(s) + Cu{+} = Al3{+} + Cu(s)
Au2(SO4)3 + Ag = Ag2(SO4) + Au =>
Au2(SO4)3 + 6 Ag = 3 Ag2(SO4) + 2 Au
Ca(OH)2 + K3PO4 = Ca3(PO4)2 + KOH =>
3 Ca(OH)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KOH
FeS + HCl(aq) = FeCl(aq) + HS(g) =>
FeS + HCl(aq) = FeCl(aq) + HS(g)
NH4ClO4 + SnS = N2 + Cl2 + SnO2 + SO3 + H3O =>
30 NH4ClO4 + 16 SnS = 15 N2 + 15 Cl2 + 16 SnO2 + 16 SO3 + 40 H3O
Na + Cl = NaCl(classification) =>
Na + Cl = NaCl(classification)
LiH + Al2O3 = LiAlH4 + Li + H2O =>
14 LiH + Al2O3 = 2 LiAlH4 + 12 Li + 3 H2O
KI(aq) + CI2(g) = KCI(aq) + I2(aq) =>
KI(aq) + CI2(g) = KCI(aq) + I2(aq)
P2O5 + Ca = CaP2O5 =>
P2O5 + Ca = CaP2O5
Cu + H2S + H2O = CuS + H3O =>
Cu + H2S + 2 H2O = CuS + 2 H3O
H4Si + O2 = Si2O + H2O =>
4 H4Si + 5 O2 = 2 Si2O + 8 H2O
BaO + HBr = BaBr2 + H2O =>
BaO + 2 HBr = BaBr2 + H2O
BaCl2 + (NH4)2HPO4 + NH3 = Ba3(PO4)2 + NH4Cl =>
3 BaCl2 + 2(NH4)2HPO4 + 2 NH3 = Ba3(PO4)2 + 6 NH4Cl
Pb(NO3)2 + NaI = NaNO3 + PbI2 =>
Pb(NO3)2 + 2 NaI = 2 NaNO3 + PbI2
BaO + HBr = BaBr2 + HOH =>
BaO + 2 HBr = BaBr2 + HOH
N2O(g) + H2O(l) = NH3(g) + O2(g) =>
N2O(g) + 3 H2O(l) = 2 NH3(g) + 2 O2(g)
Ca(OH)2 + K3PO4 = Ca3(PO4)2 + KOH =>
3 Ca(OH)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KOH
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Mg + ZnBr2 = Zn + MgBr2 =>
Mg + ZnBr2 = Zn + MgBr2
HNO3 + C6H7(OH)3O2 = C6H7(ONO2)3O2 + H2O =>
3 HNO3 + C6H7(OH)3O2 = C6H7(ONO2)3O2 + 3 H2O
HOAc + H2O = H3O + OAc =>
HOAc + H2O = H3O + OAc
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