| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
H{+} + Cr2O7{2-} + Cl2 = Cr{3+} + ClO4{-} + H2O =>
50 H{+} + 7 Cr2O7{2-} + 3 Cl2 = 14 Cr{3+} + 6 ClO4{-} + 25 H2O
Pb(NO3)2(l) + KI(l) = PbI2 + KNO3 =>
Pb(NO3)2(l) + 2 KI(l) = PbI2 + 2 KNO3
Co(OH)2 + O2 = CoOOH + H2O =>
4 Co(OH)2 + O2 = 4 CoOOH + 2 H2O
KMnO7 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO7 + 9 Na2SO3 + H2O = 2 MnO2 + 9 Na2SO4 + 2 KOH
Br2 + Na2CO3 = NaBr + NaBrO3 + CO2 =>
3 Br2 + 3 Na2CO3 = 5 NaBr + NaBrO3 + 3 CO2
Pb(C2H3O2)2 + H2O = PbO + HC2H3O2 =>
Pb(C2H3O2)2 + H2O = PbO + 2 HC2H3O2
C + Be = CBe =>
C + Be = CBe
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2 =>
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2
C3H6O3 = CO2 + CH4 =>
2 C3H6O3 = 3 CO2 + 3 CH4
H3O + NaOH = H2O + Na =>
H3O + NaOH = 2 H2O + Na
Al(CH3COO)3 + NaOH = Al(OH)3 + Na(CH3COO) =>
Al(CH3COO)3 + 3 NaOH = Al(OH)3 + 3 Na(CH3COO)
Au(OH)3 = Au2O3 + H2O =>
2 Au(OH)3 = Au2O3 + 3 H2O
PbBr2 + Ag = Pb + AgBr =>
PbBr2 + 2 Ag = Pb + 2 AgBr
Si + HNO3 = SiO + NO + H2O =>
3 Si + 2 HNO3 = 3 SiO + 2 NO + H2O
NaMnO4 + H2S = Na2S + MnS + S + H2O =>
2 NaMnO4 + 8 H2S = Na2S + 2 MnS + 5 S + 8 H2O
C2H5OH + Na2CO3 = C2H5COONa + CO2 + H2 =>
3 C2H5OH + Na2CO3 = 2 C2H5COONa + CO2 + 4 H2
(NH4)2Cr2 + O = Cr2O3 + N2 + H2O =>
(NH4)2Cr2 + 7 O = Cr2O3 + N2 + 4 H2O
BaCl2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + KCl + Na2CrO4 + CH3COOH =>
BaCl2 + K2Cr2O7 + 2 CH3COONa + H2O = BaCrO4 + 2 KCl + Na2CrO4 + 2 CH3COOH
Li3PO4 + CrCl3 = CrPO4 + LiCl =>
Li3PO4 + CrCl3 = CrPO4 + 3 LiCl
FeS = Fe + S8 =>
8 FeS = 8 Fe + S8
Hg2Cl2 + NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + H2O =>
Hg2Cl2 + 2 NH4OH = Hg + HgNH2Cl + NH4{+} + Cl{-} + 2 H2O
K2SO4 + NH4NO3 = KNO3 + (NH4)2SO4 =>
K2SO4 + 2 NH4NO3 = 2 KNO3 + (NH4)2SO4
Al2(SO4)3 + Na2C2O4 = Al2(C2O4)3 + Na2(SO4) =>
Al2(SO4)3 + 3 Na2C2O4 = Al2(C2O4)3 + 3 Na2(SO4)
SrCl2 + CrSO4 = SrSO4 + CrCl2 =>
SrCl2 + CrSO4 = SrSO4 + CrCl2
LiC6 = C + Li =>
LiC6 = 6 C + Li
FeSO3 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO3 + 4 H2SO4 = Fe2(SO4)3 + 3 SO2 + 4 H2O
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
C6H5C2H5 = C6H5CHCH2 + H2 =>
C6H5C2H5 = C6H5CHCH2 + H2
PCl3 = P + Cl2 =>
2 PCl3 = 2 P + 3 Cl2
C2H4O(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H4O(g) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)
Zn(NO3)2 + K2SO4 = Zn(SO4) + K(NO3) =>
Zn(NO3)2 + K2SO4 = Zn(SO4) + 2 K(NO3)
NaClO + H2O = HClO + NaOH =>
NaClO + H2O = HClO + NaOH
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
Cr(s) + HNO3(aq) = Cr(NO3)3(aq) + NO(g) + H2O =>
Cr(s) + 4 HNO3(aq) = Cr(NO3)3(aq) + NO(g) + 2 H2O
NaOH + Cl2O3 = NaClO2 + H2O =>
2 NaOH + Cl2O3 = 2 NaClO2 + H2O
AlCl3 + Na(OH) = Na(AlO2) + NaCl + H2O =>
AlCl3 + 4 Na(OH) = Na(AlO2) + 3 NaCl + 2 H2O
Mn + BiO3 = MnO4 + Bi =>
3 Mn + 4 BiO3 = 3 MnO4 + 4 Bi
Fe(OH)2 + CrO4 = Fe2O3 + Cr(OH)4 + H3O2 =>
16 Fe(OH)2 + 5 CrO4 = 8 Fe2O3 + 5 Cr(OH)4 + 4 H3O2
Mn + H2S = Mn2S3 + H2 =>
2 Mn + 3 H2S = Mn2S3 + 3 H2
NH3(g) + F2(g) = N2F4(g) + H2(g) =>
2 NH3(g) + 2 F2(g) = N2F4(g) + 3 H2(g)
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
CuO2 + HCl = CuCl2 + OH =>
CuO2 + 2 HCl = CuCl2 + 2 OH
UO2SO4 + Na2CO3 = Na6[UO2(CO3)4] + Na2SO4 =>
UO2SO4 + 4 Na2CO3 = Na6[UO2(CO3)4] + Na2SO4
CH3COOH + Al2(CO3)3 = (CH3COO)3Al + H2O + CO2 =>
6 CH3COOH + Al2(CO3)3 = 2(CH3COO)3Al + 3 H2O + 3 CO2
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2]{2+} + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2]{2+} + 2 NH4Cl + 2 OH{-}
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
C + HO = CHO =>
C + HO = CHO
Fe(OH)3 + KOH = K3Fe(OH)6 =>
Fe(OH)3 + 3 KOH = K3Fe(OH)6
H2P = PH3 + P4H2 =>
10 H2P = 6 PH3 + P4H2
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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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