| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na + Br = NaBr
Pb + HCl = PbH + Cl2 =>
2 Pb + 2 HCl = 2 PbH + Cl2
K2ClO = K2Cl + O2 =>
2 K2ClO = 2 K2Cl + O2
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO3 + HOH =>
12 FeSO4 + 2 KMnO4 + 9 H2SO4 = 6 Fe2(SO4)3 + 2 MnSO4 + K2SO3 + 9 HOH
Fe2O3 + N2 = NO + Fe =>
2 Fe2O3 + 3 N2 = 6 NO + 4 Fe
FeCl3 + AgNO3 = Fe(NO3) + Ag + Cl =>
FeCl3 + AgNO3 = Fe(NO3) + Ag + 3 Cl
W2O3 + H2 = W2 + H2O =>
W2O3 + 3 H2 = W2 + 3 H2O
KNO3 + FeCl2 + HCl = FeCl3 + NO + KCl + H2O =>
KNO3 + 3 FeCl2 + 4 HCl = 3 FeCl3 + NO + KCl + 2 H2O
Hg2I2 + O2 = HgO + I =>
Hg2I2 + O2 = 2 HgO + 2 I
C6H5NO3 + NaBH4 = C6H7NO + NaBO2 + H2O =>
4 C6H5NO3 + 3 NaBH4 = 4 C6H7NO + 3 NaBO2 + 2 H2O
C2H3OH + HOH = C2H3OOH + H2 =>
C2H3OH + HOH = C2H3OOH + H2
H3PO4 + BaF2 = Ba3(PO4)2 + HF =>
2 H3PO4 + 3 BaF2 = Ba3(PO4)2 + 6 HF
C8H9NO2 + HCl + NaNO2 = C6H7NO + NaCl + NO2 + CH3COOH =>
7 C8H9NO2 + 9 HCl + 9 NaNO2 = 8 C6H7NO + 9 NaCl + 8 NO2 + 4 CH3COOH
NO3{-} + H2O + Fe{2+} = Fe{3+} + OH{-} + NO2 =>
NO3{-} + H2O + Fe{2+} = Fe{3+} + 2 OH{-} + NO2
CrSCN{+2} + Cl2 + H2O = Cl{-} + NO3{-} + CO2 + SO4{-2} + Cr2O7{-2} + H{+} =>
2 CrSCN{+2} + 19 Cl2 + 25 H2O = 38 Cl{-} + 2 NO3{-} + 2 CO2 + 2 SO4{-2} + Cr2O7{-2} + 50 H{+}
KCrO2 + HNO3 = Cr(NO3)3 + KNO3 + H2O =>
KCrO2 + 4 HNO3 = Cr(NO3)3 + KNO3 + 2 H2O
NaCrO2 + HBr = CrBr3 + NaBr + H2O =>
NaCrO2 + 4 HBr = CrBr3 + NaBr + 2 H2O
TiCl4 + NH3 = TiN + HCl + Cl2 =>
2 TiCl4 + 2 NH3 = 2 TiN + 6 HCl + Cl2
CuBr2 + Ag2SO4 = CuSO4 + Ag2Br2 =>
CuBr2 + Ag2SO4 = CuSO4 + Ag2Br2
CH3COCl + NaOH = NaCl + CH3COOH =>
CH3COCl + NaOH = NaCl + CH3COOH
Fe2(SO4)3(aq) + K(SCN)(aq) = K3Fe(SCN)6(aq) + K2SO4(aq) =>
Fe2(SO4)3(aq) + 12 K(SCN)(aq) = 2 K3Fe(SCN)6(aq) + 3 K2SO4(aq)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
SO2 + KOH = H2O + K2SO3 =>
SO2 + 2 KOH = H2O + K2SO3
HBr(aq) + CaO(aq) = H2O(l) + CaBr2(aq) =>
2 HBr(aq) + CaO(aq) = H2O(l) + CaBr2(aq)
MnO4{-} + OH{-} + NO2{-} = MnO4{2-} + NO3{-} + H2O =>
2 MnO4{-} + 2 OH{-} + NO2{-} = 2 MnO4{2-} + NO3{-} + H2O
Al(NO3)3 + (NH4)2S = Al2S3 + NH4NO3 =>
2 Al(NO3)3 + 3(NH4)2S = Al2S3 + 6 NH4NO3
NaMnO4 + Na2SO3 + H2SO4 = Na2SO4 + MnSO4 + H2O =>
2 NaMnO4 + 5 Na2SO3 + 3 H2SO4 = 6 Na2SO4 + 2 MnSO4 + 3 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
HNO3 + PB = N2 + PB(NO3)2 + H2O =>
12 HNO3 + 5 PB = N2 + 5 PB(NO3)2 + 6 H2O
PbC2O4 + HNO3 = Pb(NO3)2 + H2C2O4 =>
PbC2O4 + 2 HNO3 = Pb(NO3)2 + H2C2O4
C4H10 + Br3 = C4H7Br2 + HBr =>
3 C4H10 + 5 Br3 = 3 C4H7Br2 + 9 HBr
H3PO4 + K3PO4 = K2HPO4 =>
H3PO4 + 2 K3PO4 = 3 K2HPO4
H2SO4 + Na2SiF6 + H2O = SiO2 + Na2SO4 + HF =>
H2SO4 + Na2SiF6 + 2 H2O = SiO2 + Na2SO4 + 6 HF
NaCl + AgI = AgCl + NaI =>
NaCl + AgI = AgCl + NaI
KNO3 + Al + H2SO4 = N2O + K2SO4 + Al2(SO4)3 + H2O =>
6 KNO3 + 8 Al + 15 H2SO4 = 3 N2O + 3 K2SO4 + 4 Al2(SO4)3 + 15 H2O
C2H3Cl + SiO4{-2} + H{+} = C2H2Cl(OH) + SiO2 + H2O =>
C2H3Cl + SiO4{-2} + 2 H{+} = C2H2Cl(OH) + SiO2 + H2O
CuCl2 + Fe = FeCl2 + Cu =>
CuCl2 + Fe = FeCl2 + Cu
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + KNO3 =>
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + 2 KNO3
HCl + Mg + Na3AsO2 = AsH3 + MgCl2 + NaCl + H2O =>
7 HCl + 2 Mg + Na3AsO2 = AsH3 + 2 MgCl2 + 3 NaCl + 2 H2O
Fe + V2O5 = Fe2O3 + VO =>
2 Fe + V2O5 = Fe2O3 + 2 VO
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + KNO3 =>
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + 2 KNO3
CH3COOH + LiAlH4 + H2O = CH3CH2OH + LiOH + Al(OH)3 =>
2 CH3COOH + LiAlH4 + 2 H2O = 2 CH3CH2OH + LiOH + Al(OH)3
NiO + C = CO + Ni =>
NiO + C = CO + Ni
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KI + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 KI + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
Mg(OH)2 + H2SO3 = MgSO3 + H2O =>
Mg(OH)2 + H2SO3 = MgSO3 + 2 H2O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + KNO3 =>
Mn(NO3)2 + K3[Fe(CN)6] = KMnFe(CN)6 + 2 KNO3
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/24
Équations équilibrées sur04/04/23
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