| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe3O4 + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 H2O
C4H7NO4 + O2 = CO2 + H2O + CH4ON2 =>
2 C4H7NO4 + 6 O2 = 7 CO2 + 5 H2O + CH4ON2
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
NaCl + Na2CO3 = NaClNa2CO3 =>
NaCl + Na2CO3 = NaClNa2CO3
Na2CO3 + H2S = NaHCO3 + NaHS =>
Na2CO3 + H2S = NaHCO3 + NaHS
Cu2[Fe(CN)6] + NaOH = Na4[Fe(CN)6] + Cu(OH)2 =>
Cu2[Fe(CN)6] + 4 NaOH = Na4[Fe(CN)6] + 2 Cu(OH)2
Fe + CuCl = FeCl3 + Cu =>
Fe + 3 CuCl = FeCl3 + 3 Cu
SO3 + H2 = S + H2O =>
SO3 + 3 H2 = S + 3 H2O
CuS + FeCl3 = CuCl2 + FeCl2 + S =>
CuS + 2 FeCl3 = CuCl2 + 2 FeCl2 + S
AgNO3 + Na2(SO4) = Ag(SO4) + Na2(NO3) =>
AgNO3 + Na2(SO4) = Ag(SO4) + Na2(NO3)
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
C2H6 + Br2 = C2H4Br2 + H2 =>
C2H6 + Br2 = C2H4Br2 + H2
H4P2O7 + NaOH = Na4P2O7 + H2O =>
H4P2O7 + 4 NaOH = Na4P2O7 + 4 H2O
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2CH2COOH + H2O =>
3 CH3CH2CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3CH2CH2COOH + 11 H2O
C6H10O5 + NaOH = NaC6H9O5 + H2O =>
C6H10O5 + NaOH = NaC6H9O5 + H2O
Cr2O7{-2} + H2SO3 + H{+} = Cr{+3} + SO4{-2} + H2O =>
Cr2O7{-2} + 3 H2SO3 + 2 H{+} = 2 Cr{+3} + 3 SO4{-2} + 4 H2O
H5IO6 = I2O5 + H2O + O2 =>
2 H5IO6 = I2O5 + 5 H2O + O2
Fe + Br2 = FeBr2 =>
Fe + Br2 = FeBr2
(NH2)2CO = NH3 + HNCO =>
(NH2)2CO = NH3 + HNCO
HCHO2(aq) + NaOH(aq) = NaCHO2 + H2O(l) =>
HCHO2(aq) + NaOH(aq) = NaCHO2 + H2O(l)
BeO2 = Be + O =>
BeO2 = Be + 2 O
Ca + K2O = K2 + CaO =>
Ca + K2O = K2 + CaO
C6H7O11N3 = CO2 + CO + H2O + N =>
2 C6H7O11N3 = 3 CO2 + 9 CO + 7 H2O + 6 N
MgS + H2O = Mg(OH)2 + H2S =>
MgS + 2 H2O = Mg(OH)2 + H2S
ZnSO3 + H2O = Zn(OH)2 + H2SO3 =>
ZnSO3 + 2 H2O = Zn(OH)2 + H2SO3
Li2CO3 + H2SO4 = Li2SO4 + H2CO3 =>
Li2CO3 + H2SO4 = Li2SO4 + H2CO3
CH3CH2COOH + C2H5OH = C5H10O2 + H2O =>
CH3CH2COOH + C2H5OH = C5H10O2 + H2O
CaSO4 + H2O = CaO + H2SO4 =>
CaSO4 + H2O = CaO + H2SO4
OH + NaOH = ONa + H2O =>
OH + NaOH = ONa + H2O
N(g) + H2(g) = NH(g) =>
2 N(g) + H2(g) = 2 NH(g)
Fe(iii) + O2 = Fe2O3 =>
4 Fe(iii) + 3 O2 = 2 Fe2O3
Ga + KOH + H2O = K(Ga(OH)2) + H2 =>
2 Ga + 2 KOH + 2 H2O = 2 K(Ga(OH)2) + H2
Al + H2SeO4 = Al2(SeO4)3 + H2 =>
2 Al + 3 H2SeO4 = Al2(SeO4)3 + 3 H2
K4[Fe(CN)6] + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + HNO3 + MnSO4 + K2SO4 + H2O =>
10 K4[Fe(CN)6] + 122 KMnO4 + 218 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 HNO3 + 122 MnSO4 + 81 K2SO4 + 188 H2O
FeO + H = Fe + HO =>
FeO + H = Fe + HO
Na3PO4(aq) + KNO3(aq) = NaNO3 + K3PO4 =>
Na3PO4(aq) + 3 KNO3(aq) = 3 NaNO3 + K3PO4
Zn + I195 = ZnI2 =>
195 Zn + 2 I195 = 195 ZnI2
CuS(s) + HNO3(aq) = CuSO4(aq) + NO(g) + H2O(l) =>
3 CuS(s) + 8 HNO3(aq) = 3 CuSO4(aq) + 8 NO(g) + 4 H2O(l)
H3PO4 = P4O10 + H2O =>
4 H3PO4 = P4O10 + 6 H2O
Al2S3(s) + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
CU[NO3]2 = CUO + NO2 + O2 =>
2 CU[NO3]2 = 2 CUO + 4 NO2 + O2
Ne + H2 = NeH =>
2 Ne + H2 = 2 NeH
Na3(PO4)(aq) + Pb(NO3)2(aq) = Na(NO3)(aq) + Pb3(PO4)2 =>
2 Na3(PO4)(aq) + 3 Pb(NO3)2(aq) = 6 Na(NO3)(aq) + Pb3(PO4)2
SO3 + H2 = H2S + O2 =>
2 SO3 + 2 H2 = 2 H2S + 3 O2
CaSO4 + H2O = CaSO4*2H2O =>
CaSO4 + 2 H2O = CaSO4*2H2O
MnO4 + Cl = Mn + ClO3 =>
3 MnO4 + 4 Cl = 3 Mn + 4 ClO3
HCl(ac) + Ca(OH)2 = CaCl2 + H2O =>
2 HCl(ac) + Ca(OH)2 = CaCl2 + 2 H2O
MnSO4 + Na2CO3 + KNO3 = Na2MnO4 + KNO2 + Na2SO4 + CO2 =>
MnSO4 + 2 Na2CO3 + 2 KNO3 = Na2MnO4 + 2 KNO2 + Na2SO4 + 2 CO2
Al(OH)3 + H{+} + H2O = [Al(H2O)6]{+3} =>
Al(OH)3 + 3 H{+} + 3 H2O = [Al(H2O)6]{+3}
KFe(CN)6 + Cr2O3 + KOH = K4Fe(CN)6 + K2CrO4 + H2O =>
2 KFe(CN)6 + Cr2O3 + 10 KOH = 2 K4Fe(CN)6 + 2 K2CrO4 + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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