| Équations équilibrées la veille | Équations équilibrées le lendemain |
K3[Few(SCN)6] + 16 Na2Cr2O7 + 58 H2SO4 = Few(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
Si4 + O2 = SiO4 =>
Si4 + 8 O2 = 4 SiO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AgOH(s) = Ag2O(s) + H2O(l) =>
2 AgOH(s) = Ag2O(s) + H2O(l)
Li4C + Mg = Li + Mg2C =>
Li4C + 2 Mg = 4 Li + Mg2C
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
KOH + NaHSO4 = K2SO4 + Na2SO4 + H2O =>
2 KOH + 2 NaHSO4 = K2SO4 + Na2SO4 + 2 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaIO3 + Na2SO3 + NaHSO3 = I2 + Na2SO4 + H2O =>
2 NaIO3 + 3 Na2SO3 + 2 NaHSO3 = I2 + 5 Na2SO4 + H2O
C2H4 + H2O = C2H6 + O2 =>
2 C2H4 + 2 H2O = 2 C2H6 + O2
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
H2S + O2 = H2O + SO3 =>
H2S + 2 O2 = H2O + SO3
Mg3N2(s) + HCl(aq) = MgCl2(aq) + NH4Cl(aq) =>
Mg3N2(s) + 8 HCl(aq) = 3 MgCl2(aq) + 2 NH4Cl(aq)
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
H2O + Ba = Ba(OH) + H =>
H2O + Ba = Ba(OH) + H
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
C + O = CO2 =>
C + 2 O = CO2
Ba + H3PO4 = Ba3(PO4)2 + H2 =>
3 Ba + 2 H3PO4 = Ba3(PO4)2 + 3 H2
Cu(NO2) + Mg(ClO4)2 = Mg(NO2)2 + Cu(ClO4) =>
2 Cu(NO2) + Mg(ClO4)2 = Mg(NO2)2 + 2 Cu(ClO4)
KOH + Al(NO3)3 = Al(OH)3 + KNO3 =>
3 KOH + Al(NO3)3 = Al(OH)3 + 3 KNO3
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
KMnO4 + ZnCl2 = KCl + Zn(MnO4)2 =>
2 KMnO4 + ZnCl2 = 2 KCl + Zn(MnO4)2
(NH4)2Cr2O7 = N2 + H2O + Cr2O3 =>
(NH4)2Cr2O7 = N2 + 4 H2O + Cr2O3
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
C2H4O2 + O2 = CO2 + H2 =>
C2H4O2 + O2 = 2 CO2 + 2 H2
FeCl + NaS = FeS + NaCl =>
FeCl + NaS = FeS + NaCl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NO3{-} + CHO2{-} + H{+} = CO2 + NO2{-} + H2O =>
NO3{-} + CHO2{-} + H{+} = CO2 + NO2{-} + H2O
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
NaOH + SO2 = Na2(SO3) + H2O =>
2 NaOH + SO2 = Na2(SO3) + H2O
Na2S + Zn(NO3)2 = ZnS + NaNO3 =>
Na2S + Zn(NO3)2 = ZnS + 2 NaNO3
Cr2(SO4)3 + KOH = Cr(OH)3 + K2SO4 =>
Cr2(SO4)3 + 6 KOH = 2 Cr(OH)3 + 3 K2SO4
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
P + HNO3 + H20 = H3PO4 + NO =>
20 P + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Mg + CuSo4 = MgSo4 + Cu =>
Mg + CuSo4 = MgSo4 + Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/16
Équations équilibrées sur02/02/15
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