| Équations équilibrées la veille |
K[Fe(H2O)2(NCS)4] + 4 NaF = K[FeF4] + 4 NaNCS + 2 H2O
Ti + HF + HNO3 = H2[TiF6] + NO + H2O =>
3 Ti + 18 HF + 4 HNO3 = 3 H2[TiF6] + 4 NO + 8 H2O
Cl2 + Ca(OH)2 = CaCl2 + CaClO2 + H2O =>
3 Cl2 + 4 Ca(OH)2 = 2 CaCl2 + 2 CaClO2 + 4 H2O
Pb(N3) = Pb + N2 =>
2 Pb(N3) = 2 Pb + 3 N2
KMnO4 + HCl + Fe = MnCl2 + KCl + FeCl2 + H2O =>
2 KMnO4 + 16 HCl + 5 Fe = 2 MnCl2 + 2 KCl + 5 FeCl2 + 8 H2O
CrCl3 + KClO3 + KOH = CrO4 + KCl + H2O =>
6 CrCl3 + 5 KClO3 + 18 KOH = 6 CrO4 + 23 KCl + 9 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C5H7NO2 + O2 = CO2 + H2O + NH3 =>
C5H7NO2 + 5 O2 = 5 CO2 + 2 H2O + NH3
AsO2{-} + I2 + H2O = I{-} + H2AsO4{-} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + H2AsO4{-} + 2 H{+}
B2H6 = B + H =>
B2H6 = 2 B + 6 H
NiCl = Ni + Cl =>
NiCl = Ni + Cl
SFe + O2 = FeO + SO2 =>
2 SFe + 3 O2 = 2 FeO + 2 SO2
K4Fe(CN)6 + H2SO4 = HCN + KHSO4 + FeSO4 =>
K4Fe(CN)6 + 5 H2SO4 = 6 HCN + 4 KHSO4 + FeSO4
H2S + H2SO4 = H2O + S =>
3 H2S + H2SO4 = 4 H2O + 4 S
H2NC6H4OH + CH3COOH = C8H9NO2 + H2O =>
H2NC6H4OH + CH3COOH = C8H9NO2 + H2O
H2SO4 + H2S = S8 + H2O =>
2 H2SO4 + 6 H2S = S8 + 8 H2O
SnBr4 + Ba = Sn + BaBr2 =>
SnBr4 + 2 Ba = Sn + 2 BaBr2
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
Pb(C2H3O2) + HS = PbS + H(C2H3O2) =>
Pb(C2H3O2) + HS = PbS + H(C2H3O2)
NiSO4 + NaHS = Na2SO4 + NiS + H2SO4 =>
2 NiSO4 + 2 NaHS = Na2SO4 + 2 NiS + H2SO4
LiMnO4 + KNO2 + HCl = LiCl + MnCl2 + KNO3 + H2O =>
2 LiMnO4 + 5 KNO2 + 6 HCl = 2 LiCl + 2 MnCl2 + 5 KNO3 + 3 H2O
(CH3)2NH2OH = CH3 + NH2OH =>
(CH3)2NH2OH = 2 CH3 + NH2OH
SrBr2 + K2SO4 = SrSO4 + KBr =>
SrBr2 + K2SO4 = SrSO4 + 2 KBr
ZnBr + Ca(OH)2 = ZnOH + CaBr2 =>
2 ZnBr + Ca(OH)2 = 2 ZnOH + CaBr2
Al(NO3)2 + NaHCO3 = AlCO3 + NaNO3 + H2O + CO2 =>
Al(NO3)2 + 2 NaHCO3 = AlCO3 + 2 NaNO3 + H2O + CO2
KCl + (CH3)2CO = KOH + C + H2 + HCl =>
KCl + (CH3)2CO = KOH + 3 C + 2 H2 + HCl
Al2O + CO2 = Al2CO3 =>
Al2O + CO2 = Al2CO3
SeS2 + O2 = SeO2 + SO2 =>
SeS2 + 3 O2 = SeO2 + 2 SO2
Al + NaOH = H2 + NaAlO2 + Na2O =>
2 Al + 6 NaOH = 3 H2 + 2 NaAlO2 + 2 Na2O
CH3C6H4NH2 + HCl = CH3C6H4NH3 + Cl =>
CH3C6H4NH2 + HCl = CH3C6H4NH3 + Cl
Ca(H2PO4)2 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
Ca(H2PO4)2 + 2 Ca(OH)2 = Ca3(PO4)2 + 4 H2O
P4S3 + KClO4 = P4O10 + SO2 + KCl =>
P4S3 + 4 KClO4 = P4O10 + 3 SO2 + 4 KCl
(VO3)2SO4 + H2SO4 = VOSO4 + O2 + H2O =>
2(VO3)2SO4 + 2 H2SO4 = 4 VOSO4 + 3 O2 + 2 H2O
C2H6O + KMnO4 = C2H3O2K + MnO2 + KOH + H2O =>
3 C2H6O + 4 KMnO4 = 3 C2H3O2K + 4 MnO2 + KOH + 4 H2O
NiCO3(s) + HI(aq) = NiI2(aq) + CO2(g) + H2O(l) =>
NiCO3(s) + 2 HI(aq) = NiI2(aq) + CO2(g) + H2O(l)
MoCl5 + H2O = MoOCl3 + HCl =>
MoCl5 + H2O = MoOCl3 + 2 HCl
K2RuO4 + H2O2 = K2[Ru(OH)6] + O2 =>
K2RuO4 + 3 H2O2 = K2[Ru(OH)6] + 2 O2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
HNO3 + Mn(OH)3 = Mn(NO3)3 + H2O =>
3 HNO3 + Mn(OH)3 = Mn(NO3)3 + 3 H2O
PCloro3 + H2O = H3PO3 + HCloro =>
PCloro3 + 3 H2O = H3PO3 + 3 HCloro
Br2 + InI3 = BrIn + I2 =>
Br2 + 2 InI3 = 2 BrIn + 3 I2
H2OHg = HgOH2 =>
H2OHg = HgOH2
MnO2 + Br2 + KOH = K2MnO4 + KBr + H2O =>
MnO2 + Br2 + 4 KOH = K2MnO4 + 2 KBr + 2 H2O
CaCO3 + H2SiF6 = SiO2 + CaF2 + CO2 + H2O =>
3 CaCO3 + H2SiF6 = SiO2 + 3 CaF2 + 3 CO2 + H2O
Fe + V2O3 = Fe2O2 + VO =>
2 Fe + 2 V2O3 = Fe2O2 + 4 VO
HCOOCHCHCH3 + H2O = HCOOH + CH3CH2OH =>
4 HCOOCHCHCH3 + 9 H2O = 6 HCOOH + 5 CH3CH2OH
NH3 + Fe2O3 = N2 + H2O + Fe =>
2 NH3 + Fe2O3 = N2 + 3 H2O + 2 Fe
CH3CH2OH + PCl5 = CH3CH2Cl + POCl3 + HCl =>
CH3CH2OH + PCl5 = CH3CH2Cl + POCl3 + HCl
C2H4O2 + NaCl = C2H3O2Na + HCl =>
C2H4O2 + NaCl = C2H3O2Na + HCl
CrCl3 + C2H2O4 = Cr2(C2O4)3 + HCl =>
2 CrCl3 + 3 C2H2O4 = Cr2(C2O4)3 + 6 HCl
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