| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 CH3CH3CH3OH + 10 K2Cr2O7 + 40 H2SO4 = 10 Cr2(SO4)3 + 10 K2SO4 + 9 CH3CH2CH2COOH + 64 H2O
KBrO3 + CuS = CuSO4 + KBr =>
4 KBrO3 + 3 CuS = 3 CuSO4 + 4 KBr
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
MnO2 + H2 = H2O + Mn =>
MnO2 + 2 H2 = 2 H2O + Mn
K2Cr2O7 + H2O2 = Cr2O3 + O2 + KOH =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
H2B12H12 + NaI + H2O = Na2IB12H11 + HI + H3O =>
H2B12H12 + 2 NaI + 2 H2O = Na2IB12H11 + HI + 2 H3O
Cl2 + KBr = KCl + Br =>
Cl2 + 2 KBr = 2 KCl + 2 Br
AgOH + SiO2 = Ag4SiO4 + H2O =>
4 AgOH + SiO2 = Ag4SiO4 + 2 H2O
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
Zn(C2H3O2)2 + KNO3 = Zn(NO3)2 + K(C2H3O2) =>
Zn(C2H3O2)2 + 2 KNO3 = Zn(NO3)2 + 2 K(C2H3O2)
MnSO4 + KCIO3 + KOH = K2MnO4 + KCI + K2SO4 + H2O =>
3 MnSO4 + 2 KCIO3 + 12 KOH = 3 K2MnO4 + 2 KCI + 3 K2SO4 + 6 H2O
Sn(SO4)2 + NaOH = Sn(OH)2 + NaSO4 =>
Sn(SO4)2 + 2 NaOH = Sn(OH)2 + 2 NaSO4
MnO4{-} + C6H12O6 + OH{-} = MnO2 + C6H11O7{-} + H2O =>
2 MnO4{-} + 3 C6H12O6 + OH{-} = 2 MnO2 + 3 C6H11O7{-} + 2 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
H + C = HC =>
H + C = HC
Zn + NaAsO3 + HCl = ZnCl2 + AsH3 + NaCl + H2O =>
4 Zn + NaAsO3 + 9 HCl = 4 ZnCl2 + AsH3 + NaCl + 3 H2O
Al + Hg2Cl2 = AlCl3 + Hg =>
2 Al + 3 Hg2Cl2 = 2 AlCl3 + 6 Hg
H2O2 + H2SO4 + Fe(NH4)2SO4 = (NH4)2SO4 + Fe2(SO4)3 + H2O =>
3 H2O2 + 3 H2SO4 + 2 Fe(NH4)2SO4 = 2(NH4)2SO4 + Fe2(SO4)3 + 6 H2O
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
HNO3(aq) + Na2CO3(s) = CO2 + H2O + NaNO3 =>
2 HNO3(aq) + Na2CO3(s) = CO2 + H2O + 2 NaNO3
K2CrO4 + NH4Cl = KCl + (NH4)2CrO4 =>
K2CrO4 + 2 NH4Cl = 2 KCl + (NH4)2CrO4
NaCl + Fe2(SO4)3 = FeSO4 + Cl2 + Na2SO4 =>
2 NaCl + Fe2(SO4)3 = 2 FeSO4 + Cl2 + Na2SO4
MoS + HNO3 + PbO2 = H2MoO4 + Pb(NO3)2 + H2SO4 + H2O =>
MoS + 12 HNO3 + 6 PbO2 = H2MoO4 + 6 Pb(NO3)2 + H2SO4 + 4 H2O
Zn3[Fe(CN)6]2 + NH4OH = [Zn(NH3)4](OH)2 + (NH4)3[Fe(CN)6] + H2O =>
Zn3[Fe(CN)6]2 + 18 NH4OH = 3[Zn(NH3)4](OH)2 + 2(NH4)3[Fe(CN)6] + 12 H2O
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
CuS + H3PO4 = Cu3(PO4)2 + H2S =>
3 CuS + 2 H3PO4 = Cu3(PO4)2 + 3 H2S
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
Fe2O3 + SrCl2 = FeCl3 + SrO =>
Fe2O3 + 3 SrCl2 = 2 FeCl3 + 3 SrO
K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O =>
2 K2CrO4 + H2SO4 = K2Cr2O7 + K2SO4 + H2O
HCl + N(OH)2 = NCl2 + H2O =>
2 HCl + N(OH)2 = NCl2 + 2 H2O
K1ClO3 = K1Cl1 + O =>
K1ClO3 = K1Cl1 + 3 O
Pb(NO3)2 + Na2SO4 = NaNO3 + PbSO4 =>
Pb(NO3)2 + Na2SO4 = 2 NaNO3 + PbSO4
NaAsO2 + KMnO4 + CH3COOH = MnO4 + As + CH3COONa + CH3COOK + H2O =>
NaAsO2 + 3 KMnO4 + 4 CH3COOH = 3 MnO4 + As + CH3COONa + 3 CH3COOK + 2 H2O
Mg + Ag(NO3) = Mg(NO3)2 + Ag =>
Mg + 2 Ag(NO3) = Mg(NO3)2 + 2 Ag
H + I = HI =>
H + I = HI
K2O + H2S = K2S + H2O =>
K2O + H2S = K2S + H2O
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Pb + H2O = H2 + Pb(OH)4 =>
Pb + 4 H2O = 2 H2 + Pb(OH)4
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
*MgO + H2O = Mg(OH)2 =>
*MgO + H2O = Mg(OH)2
KMnO4 + KNO2 + HCl = MnCl2 + KCl + KNO3 + H2O =>
2 KMnO4 + 5 KNO2 + 6 HCl = 2 MnCl2 + 2 KCl + 5 KNO3 + 3 H2O
FeCl3 + Fe + Fe2O3 + Ni = Fe9NiOCl =>
FeCl3 + 24 Fe + Fe2O3 + 3 Ni = 3 Fe9NiOCl
AlCl3*6H2O + NaOH = Al(OH)3 + NaCl + H2O =>
AlCl3*6H2O + 3 NaOH = Al(OH)3 + 3 NaCl + 6 H2O
Fe(s) + S(i) = Fe2S3(s) =>
2 Fe(s) + 3 S(i) = Fe2S3(s)
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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