| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
Pb(CH3COO)2 + NaBr = PbBr2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaBr = PbBr2 + 2 NaCH3COO
Calcium + Hydrochloricacid = hydrogen + Calciumchloride =>
Ca + 2 HCl = H2 + CaCl2
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
C15H30 + KMnO4 + H2SO4 = C6O2H12 + H2O + K2SO4 + MnSO4 =>
2 C15H30 + 4 KMnO4 + 6 H2SO4 = 5 C6O2H12 + 6 H2O + 2 K2SO4 + 4 MnSO4
CH2OHCHCHCH2OH + KMnO4 + H2O = KOH + MnO2 + HOOCCOOH =>
3 CH2OHCHCHCH2OH + 16 KMnO4 + 2 H2O = 16 KOH + 16 MnO2 + 6 HOOCCOOH
HCl + SrO = SrOCl2 + H2 =>
2 HCl + SrO = SrOCl2 + H2
HF + CO = HCO + F =>
HF + CO = HCO + F
HgCl2 + Fe = FeCl3 + Hg =>
3 HgCl2 + 2 Fe = 2 FeCl3 + 3 Hg
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
NaCI + AgNO3 = AgCI + NaNO3 =>
NaCI + AgNO3 = AgCI + NaNO3
KL + Br2 = KBr + L2 =>
2 KL + Br2 = 2 KBr + L2
MnSO4 + Zn = ZnSO4 + Mn =>
MnSO4 + Zn = ZnSO4 + Mn
K2S + CuCl2 = K2Cl2 + CuS =>
K2S + CuCl2 = K2Cl2 + CuS
Na2S2O3 + HCl = NaCl + S + NaSO3 + H2O =>
5 Na2S2O3 + 6 HCl = 6 NaCl + 6 S + 4 NaSO3 + 3 H2O
K2Cr2O7 + NH3 = HNO3 + H2O + KCrO2 =>
4 K2Cr2O7 + 3 NH3 = 3 HNO3 + 3 H2O + 8 KCrO2
Ge(OH)2 + H2SO4 = GeSO4 + H2O =>
Ge(OH)2 + H2SO4 = GeSO4 + 2 H2O
LiH + Cl2 = LiCl + H2 =>
2 LiH + Cl2 = 2 LiCl + H2
HN3 + O2 = H2O + N2 =>
4 HN3 + O2 = 2 H2O + 6 N2
Zn + NH3 = Zn(NH3) =>
Zn + NH3 = Zn(NH3)
PtSO4 + Na2Cr2O7 + H2SO4 = Pt(SO4)2 + Na2SO4Cr2(SO4)3 + H2O =>
3 PtSO4 + Na2Cr2O7 + 7 H2SO4 = 3 Pt(SO4)2 + Na2SO4Cr2(SO4)3 + 7 H2O
KMnO4 + NaOH + H2S = K2MnO4 + Na2MnO4 + H2SO4 + H2O =>
8 KMnO4 + 8 NaOH + H2S = 4 K2MnO4 + 4 Na2MnO4 + H2SO4 + 4 H2O
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
Ca(OH)2 + KHCO3 = K(OH)2 + CaHCO3 =>
Ca(OH)2 + KHCO3 = K(OH)2 + CaHCO3
C6H8O6 + I3{-} = C6H6O6 + I{-} + H{+} =>
C6H8O6 + I3{-} = C6H6O6 + 3 I{-} + 2 H{+}
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
Mn(NO3)2 = MnO + NO2 + O2 =>
2 Mn(NO3)2 = 2 MnO + 4 NO2 + O2
Al(s) + HCl(aq) = AlCl3(aqua) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aqua) + 3 H2(g)
Al2(O)3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2(O)3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
H2SO4 + BrH = H2S + Br2 + H2O =>
H2SO4 + 8 BrH = H2S + 4 Br2 + 4 H2O
C2H5OH + CrO3 + H2SO4 = Cr2(SO4)3 + CH3COOH + H2O =>
3 C2H5OH + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + 3 CH3COOH + 9 H2O
K2SO3 + NaMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
5 K2SO3 + 2 NaMnO4 + 3 H2SO4 = 2 MnSO4 + 5 K2SO4 + 3 H2O + Na2SO4
CI2 + O2 = CI2O5 =>
2 CI2 + 5 O2 = 2 CI2O5
NaH + HNO3 = H2 + NaNO3 =>
NaH + HNO3 = H2 + NaNO3
Rb + O2 = RbO2 =>
Rb + O2 = RbO2
Al2(SO4) + KOH = Al2OH + KSO4 =>
Al2(SO4) + KOH = Al2OH + KSO4
Hg + ZnSO4 = HgS + ZnO4 =>
Hg + ZnSO4 = HgS + ZnO4
Ba(OH)2CO2 = BaCO3H2O =>
Ba(OH)2CO2 = BaCO3H2O
K2Cr2O7 + NaI + H2O = Cr2O3 + NaIO3 + KOH =>
K2Cr2O7 + NaI + H2O = Cr2O3 + NaIO3 + 2 KOH
Na3P + H2SO4 = Na2SO4 + H3P =>
2 Na3P + 3 H2SO4 = 3 Na2SO4 + 2 H3P
CaP + HCl = CaPCl5 + H2 =>
2 CaP + 10 HCl = 2 CaPCl5 + 5 H2
WO3 + I2 = WO2I2 + IO4 =>
8 WO3 + 9 I2 = 8 WO2I2 + 2 IO4
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
CH3(CH2)2CHO + OH{-} + Ag(NH3){2+} = CH3CH2CH2COOH + Ag + H2O + NH3 =>
CH3(CH2)2CHO + 2 OH{-} + Ag(NH3){2+} = CH3CH2CH2COOH + Ag + H2O + NH3
C6H12O6 = C2H5OH1 + CO2 =>
C6H12O6 = 2 C2H5OH1 + 2 CO2
KL + Br2 = KBr + L2 =>
2 KL + Br2 = 2 KBr + L2
S8 + NaOH = Na2S + Na2S2O3 + H2O =>
S8 + 12 NaOH = 4 Na2S + 2 Na2S2O3 + 6 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
KNO3 + Mg = KNMg + O2 =>
2 KNO3 + 2 Mg = 2 KNMg + 3 O2
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Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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