| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + Cl2 = 2 NaCl
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CaNO3 + NaOH = NaNO3 + CaOH =>
CaNO3 + NaOH = NaNO3 + CaOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
HC3H5O3 + NaOH = NaC3H5O3 + H2O =>
HC3H5O3 + NaOH = NaC3H5O3 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3COOH + Al = (CH3COO)3Al + H2 =>
6 CH3COOH + 2 Al = 2(CH3COO)3Al + 3 H2
Na2CO3 + H3PO4 = Na3PO4 + CO2 + H2O =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 CO2 + 3 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H2SO4 + NH4OH = H2O + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 H2O + (NH4)2SO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H{+} + Cr2O7{-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + Cr2O7{-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
P + NaOH + H2O = NaH2PO2 + P2H4 =>
6 P + 4 NaOH + 4 H2O = 4 NaH2PO2 + P2H4
Fe2S3 + H2O + O2 = Fe(OH)3 + S =>
2 Fe2S3 + 6 H2O + 3 O2 = 4 Fe(OH)3 + 6 S
Ca(s) + O2(g) = CaO(s) =>
2 Ca(s) + O2(g) = 2 CaO(s)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
MnO4[{-}1] + SO2 = Mn[{-}2] + SO3 =>
MnO4[{-}1] + 4 SO2 = Mn[{-}2] + 4 SO3
S({-}2) + I2 = I({-}) + S =>
2 S({-}2) + I2 = 2 I({-}) + 2 S
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CrF3 + CuSO4 = CuF2 + Cr2(SO4)3 =>
2 CrF3 + 3 CuSO4 = 3 CuF2 + Cr2(SO4)3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Cu + H2O = Cu(OH)2 + H2 =>
Cu + 2 H2O = Cu(OH)2 + H2
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
P(s) + Cl2(g) = PCl3(l) =>
2 P(s) + 3 Cl2(g) = 2 PCl3(l)
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
HI + Ba(OH)2 = BaI2 + H2O =>
2 HI + Ba(OH)2 = BaI2 + 2 H2O
Li2O + H3PO4 = Li3PO4 + H2O =>
3 Li2O + 2 H3PO4 = 2 Li3PO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/10/21
Équations équilibrées sur05/10/20
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