| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 OC2H5 + 11 O2 = 8 CO2 + 10 H2O
CrCl3 + (NH4)2SO4 = Cr2(SO4)3 + NH4Cl =>
2 CrCl3 + 3(NH4)2SO4 = Cr2(SO4)3 + 6 NH4Cl
BaCl2 + KBr = BaBr2 + KCl =>
BaCl2 + 2 KBr = BaBr2 + 2 KCl
FeOOH + KClO + KOH = KFeO4 + H2O + KCl =>
FeOOH + 2 KClO + KOH = KFeO4 + H2O + 2 KCl
Pb(NO3)2 + Cu(NO3)2NO + S + H2O = PbS + Cu2S + HNO3 =>
Pb(NO3)2 + 2 Cu(NO3)2NO + 2 S + 4 H2O = PbS + Cu2S + 8 HNO3
MnO4{-} = Mn{+2} + {-} + O2 =>
MnO4{-} = Mn{+2} + 3e + 2 O2
NaHCO3(aq) + NaOH(s) = Na2CO3(aq) + H2O(l) =>
NaHCO3(aq) + NaOH(s) = Na2CO3(aq) + H2O(l)
C15H12COOH + O2 = CO2 + H2O =>
4 C15H12COOH + 73 O2 = 64 CO2 + 26 H2O
O + Li = OLi2 =>
O + 2 Li = OLi2
NaCl + Cl2 = NaClCl =>
2 NaCl + Cl2 = 2 NaClCl
K2S + Pb(NO3)2 = K2Pb + SN2O6 =>
K2S + Pb(NO3)2 = K2Pb + SN2O6
C2H6 + *O2 = CO2 + H2O =>
2 C2H6 + 7*O2 = 4 CO2 + 6 H2O
KCrO4 + PB(NO3)2 = PB(CrO4)2 + KNO3 =>
2 KCrO4 + PB(NO3)2 = PB(CrO4)2 + 2 KNO3
C14H18O8 + C4H2O3 + H2O = C21H20O14 =>
26 C14H18O8 + 77 C4H2O3 + 9 H2O = 32 C21H20O14
NH4CH3COO + H2O = CH3COOH + NH4OH =>
NH4CH3COO + H2O = CH3COOH + NH4OH
AgNo3 + KL = KNo3 + AgL =>
AgNo3 + KL = KNo3 + AgL
Ag + KMnO4 + H2SO4 = MnSO4 + Ag2SO4 + K2SO4 + H2O =>
10 Ag + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 5 Ag2SO4 + K2SO4 + 8 H2O
SO2 + V2O5 = SO3 + V2O4 =>
SO2 + V2O5 = SO3 + V2O4
H3CO3 + Fe(OH)3 = Fe2(CO3)2 + H2O =>
2 H3CO3 + 2 Fe(OH)3 = Fe2(CO3)2 + 6 H2O
K2Cr2O7 + Pb(CH3COO)2 + H2O = PbCrO4 + CH3COOK + CH3COOH =>
K2Cr2O7 + 2 Pb(CH3COO)2 + H2O = 2 PbCrO4 + 2 CH3COOK + 2 CH3COOH
NaIO3 + BaCl2*2H2O = Ba(IO3)2 + NaCl + H2O =>
2 NaIO3 + BaCl2*2H2O = Ba(IO3)2 + 2 NaCl + 2 H2O
C4H10O + Na2Cr2O7 + H2SO4 = C3H6O2 + Cr2S3O12 + Na2SO4 + H2O =>
9 C4H10O + 8 Na2Cr2O7 + 32 H2SO4 = 12 C3H6O2 + 8 Cr2S3O12 + 8 Na2SO4 + 41 H2O
H2SO4(aq) + Pb(NO3)2(aq) = PbSO4 + HNO3 =>
H2SO4(aq) + Pb(NO3)2(aq) = PbSO4 + 2 HNO3
Fe(NO3)3 + H2SO4 + Zn = FeSO4 + H2 + Zn(NO3)2 =>
2 Fe(NO3)3 + 2 H2SO4 + 3 Zn = 2 FeSO4 + 2 H2 + 3 Zn(NO3)2
KHCO3 + C6H8O7 = C6H5K3O7 + CO2 + H2O =>
3 KHCO3 + C6H8O7 = C6H5K3O7 + 3 CO2 + 3 H2O
SO4{2-} + {-} + H{+} = SO2 + H2O =>
SO4{2-} + 2e + 4 H{+} = SO2 + 2 H2O
(NH4)2[PbCl6] + H2SO4 = PbCl2 + (NH4)2SO4 + HCl + Cl2 =>
(NH4)2[PbCl6] + H2SO4 = PbCl2 + (NH4)2SO4 + 2 HCl + Cl2
B(OH)3 + H2S = B2(S)3 + H2O =>
2 B(OH)3 + 3 H2S = B2(S)3 + 6 H2O
(NH4)Cl + NaOH = NaCl + NH4OH =>
(NH4)Cl + NaOH = NaCl + NH4OH
C6H10O + Cl2 = C6H6Cl4O + HCl =>
C6H10O + 4 Cl2 = C6H6Cl4O + 4 HCl
Na2CO3 + H2O = OH + HNa2CO3 =>
Na2CO3 + H2O = OH + HNa2CO3
S + KClO4 + H2O = Cl2 + K2SO4 + H2SO4 =>
7 S + 6 KClO4 + 4 H2O = 3 Cl2 + 3 K2SO4 + 4 H2SO4
C5H12 + O = CO2 + H2O =>
C5H12 + 16 O = 5 CO2 + 6 H2O
Zn + AgNo2 = Ag + Zn(No2)2 =>
Zn + 2 AgNo2 = 2 Ag + Zn(No2)2
CH3COOH + (CH3)3N = CH2COO + NH(CH3)3 =>
CH3COOH + 2(CH3)3N = CH2COO + 2 NH(CH3)3
C3H8O + Na2Cr2O7 + H2SO4 = C3H6O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C3H8O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C3H6O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
HCl(aq) + Na2SO3(s) = NaCl(aq) + SO2() + H2O(g) =>
2 HCl(aq) + Na2SO3(s) = 2 NaCl(aq) + SO2() + H2O(g)
BaMnO4 + NaOH + Al(OH)3 = NaMnO4 + MnO2 + Ba(AlO2)2 + H2O =>
3 BaMnO4 + 2 NaOH + 6 Al(OH)3 = 2 NaMnO4 + MnO2 + 3 Ba(AlO2)2 + 10 H2O
Fe2 + (CrO4)3 = FeCrO4 =>
3 Fe2 + 2(CrO4)3 = 6 FeCrO4
Na2BO3 + H2O + HCl = NaCl + H3BO3 + H2O2 =>
2 Na2BO3 + 2 H2O + 4 HCl = 4 NaCl + 2 H3BO3 + H2O2
HNO3 + Li = LiNO3 + H2 =>
2 HNO3 + 2 Li = 2 LiNO3 + H2
Mg + N2 = Mg3N4 =>
3 Mg + 2 N2 = Mg3N4
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + HOH =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 HOH
Mg3As2 + K2Cr2O7 + HCl = MgCl2 + CrCl3 + KCl + H3AsO4 + H2O =>
3 Mg3As2 + 8 K2Cr2O7 + 82 HCl = 9 MgCl2 + 16 CrCl3 + 16 KCl + 6 H3AsO4 + 32 H2O
Na2SO4 + Ba(CH3COO)2 = NaC2H3O2 + BaSO4 =>
Na2SO4 + Ba(CH3COO)2 = 2 NaC2H3O2 + BaSO4
N2 + HNO3 = NO2 + H2O =>
N2 + 8 HNO3 = 10 NO2 + 4 H2O
H2SeO3 + SO2 + H2O = Se + H2SO4 =>
H2SeO3 + 2 SO2 + H2O = Se + 2 H2SO4
(MgOH)2CO3 + H2 = MgO + C + H2O =>
(MgOH)2CO3 + 2 H2 = 2 MgO + C + 3 H2O
MnO4{+} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{+} + 7 NO2{-} + 2 H{+} = 2 Mn{2+} + 7 NO3{-} + H2O
ClO{-} + MnO2 + OH{-} = MnO4{2-} + Cl{-} + H2O =>
ClO{-} + MnO2 + 2 OH{-} = MnO4{2-} + Cl{-} + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/01/23
Équations équilibrées sur12/31/22
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