| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K2CrO7 + 9 HCHO + 5 H2SO4 = 9 HCOOH + 2 K2SO4 + Cr2(SO4)3 + 5 H2O
Al + HNO3 = Al(NO3)3 + N22O + H2O =>
36 Al + 130 HNO3 = 36 Al(NO3)3 + N22O + 65 H2O
CeNiO3 = Ce + NiO3 =>
CeNiO3 = Ce + NiO3
Na2(Zn(OH)4) + H2SO4 = ZnSO4 + Na2SO4 + H2O =>
Na2(Zn(OH)4) + 2 H2SO4 = ZnSO4 + Na2SO4 + 4 H2O
CaO + HClO = Ca(HCl)2 + O2 =>
2 CaO + 4 HClO = 2 Ca(HCl)2 + 3 O2
CO12 + CO + H2O = H2CO3 =>
CO12 + 10 CO + 11 H2O = 11 H2CO3
LiOH(aq) + H2SO4 = H2O(l) + Li2SO4(aq) =>
2 LiOH(aq) + H2SO4 = 2 H2O(l) + Li2SO4(aq)
NaSCN + H2O + HNO3 = (NH4)2SO4 + Na2SO4 + CO + NO =>
2 NaSCN + 2 H2O + 4 HNO3 = (NH4)2SO4 + Na2SO4 + 2 CO + 4 NO
Si(OC2H5)4 + H2O = Si(OH)4 + C2H5OH =>
Si(OC2H5)4 + 4 H2O = Si(OH)4 + 4 C2H5OH
NH4OH + CH3COONa = NaOH + CH3COONH4 =>
NH4OH + CH3COONa = NaOH + CH3COONH4
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
FeCl3 + Ba(OH)2 = BaCl2 + Fe(OH)3 =>
2 FeCl3 + 3 Ba(OH)2 = 3 BaCl2 + 2 Fe(OH)3
H2S2O3 + Mg(OH)2 = HS2O3Mg(OH) + H2O =>
H2S2O3 + Mg(OH)2 = HS2O3Mg(OH) + H2O
Br2 + H3PO4 = Br2O5 + P2O3 + H2O =>
2 Br2 + 10 H3PO4 = 2 Br2O5 + 5 P2O3 + 15 H2O
Al2(SO4)3 + H2S = Al2S3 + SO2 + HOH =>
Al2(SO4)3 + 4 H2S = Al2S3 + 4 SO2 + 4 HOH
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
K2Te + WBr6 = KBr + WTe3 =>
3 K2Te + WBr6 = 6 KBr + WTe3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH5N + O2 = CO2 + H2O + NO2 =>
4 CH5N + 13 O2 = 4 CO2 + 10 H2O + 4 NO2
H{+} + CH3CH2OH + Cr2O7{-2} = CH3CO2H + H2O + Cr{3} =>
16 H{+} + 3 CH3CH2OH + 2 Cr2O7{-2} = 3 CH3CO2H + 11 H2O + 4 Cr{3}
NaCIO + KI + H2SO4 = NaCI + K2SO4 + I2 + H2O =>
NaCIO + 2 KI + H2SO4 = NaCI + K2SO4 + I2 + H2O
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
Al + AgF = AlF3 + Ag =>
Al + 3 AgF = AlF3 + 3 Ag
SO2 + Pb(NO3)2 = PbS + NO + O2 =>
SO2 + Pb(NO3)2 = PbS + 2 NO + 3 O2
Mg2SiO4 + NaOH + H2O = Mg(OH)2 + Na2SiO3*5H2O =>
Mg2SiO4 + 2 NaOH + 6 H2O = 2 Mg(OH)2 + Na2SiO3*5H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH4)2S2O8 + Na2SO3 + H2O = Na2SO4 + NH4HSO4 =>
(NH4)2S2O8 + Na2SO3 + H2O = Na2SO4 + 2 NH4HSO4
Al2(SO4)3 + H2S + H2O = Al + H2SO4 =>
4 Al2(SO4)3 + 3 H2S + 12 H2O = 8 Al + 15 H2SO4
NaHCO3 + Ba(NO3)2 = BaCO3 + NaNO3 + CO2 + H2O =>
2 NaHCO3 + Ba(NO3)2 = BaCO3 + 2 NaNO3 + CO2 + H2O
Sn2S4 + HCl = SnCl4 + H2S =>
Sn2S4 + 8 HCl = 2 SnCl4 + 4 H2S
U + O2 = U3O8 =>
3 U + 4 O2 = U3O8
CH2OH + NaOH = CH2ONa + H2O =>
CH2OH + NaOH = CH2ONa + H2O
Cu + Pb2{+} = Cu2{+} + Pb =>
2 Cu + Pb2{+} = Cu2{+} + 2 Pb
CrSO3 = CrO + SO2 =>
CrSO3 = CrO + SO2
AgNO3 + KCSN = AgCSN + KNO3 =>
AgNO3 + KCSN = AgCSN + KNO3
Cr2O7{2-} + H{+} + C2O4{2-} = Cr3{+} + CO2 + H2O =>
3 Cr2O7{2-} + 42 H{+} + 17 C2O4{2-} = 2 Cr3{+} + 34 CO2 + 21 H2O
CH3OH + K2O = CH3OK + H2O =>
2 CH3OH + K2O = 2 CH3OK + H2O
CH3OH + O2 = CO2(g) + H20(g) =>
10 CH3OH + 5 O2 = 10 CO2(g) + 2 H20(g)
H{2}O{2} = H{2}O{2 =>
H{2}O{2} = H{2}O{2
CrCl3 = Cl2 + CrCl2 =>
2 CrCl3 = Cl2 + 2 CrCl2
NaHSO4 + K = KHSO4 + Na =>
NaHSO4 + K = KHSO4 + Na
Fe(NO3)3 + NaCl = Na(NO3)3 + FeCl =>
Fe(NO3)3 + NaCl = Na(NO3)3 + FeCl
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
NaHSO4 + K = KHSO4 + Na =>
NaHSO4 + K = KHSO4 + Na
NaClO + Na(OH) + Cr(OH)3 = Na2CrO4 + NaCl + H2O =>
3 NaClO + 4 Na(OH) + 2 Cr(OH)3 = 2 Na2CrO4 + 3 NaCl + 5 H2O
Cu + S8 = CuS8 =>
Cu + S8 = CuS8
H3(PO)4 + KOH = K3(PO)4 + H2O =>
H3(PO)4 + 3 KOH = K3(PO)4 + 3 H2O
PbO2 + I{-} + H{+} = Pb2{+} + I2 + H2O =>
4 PbO2 + 14 I{-} + 16 H{+} = 2 Pb2{+} + 7 I2 + 8 H2O
ZnCl2 + Na2Cr2O7 = ZnCr2O7 + NaCl =>
ZnCl2 + Na2Cr2O7 = ZnCr2O7 + 2 NaCl
Li + Be = LiBe =>
Li + Be = LiBe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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