| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaAl(OH)4 + C10H15N = C10H15NAlNa(OH)4
N2O3{2-} = NO2{-} + N2O2{2-} =>
2 N2O3{2-} = 2 NO2{-} + N2O2{2-}
N + H2SO4 = NO2 + SO2 + H2O =>
N + 2 H2SO4 = NO2 + 2 SO2 + 2 H2O
Zn + Ca = ZnCa =>
Zn + Ca = ZnCa
HNaC2O4*2H2O + NaOH = C2O4 + Na + H2O =>
HNaC2O4*2H2O + NaOH = C2O4 + 2 Na + 3 H2O
H2SO4 + Hg(NO2)2 = HNO2 + HgSO4 =>
H2SO4 + Hg(NO2)2 = 2 HNO2 + HgSO4
Na3MoO4 + NH4Cl + HCl = (NH4)3MoCl6 + NaOH + N2 + H2O =>
3 Na3MoO4 + 11 NH4Cl + 7 HCl = 3(NH4)3MoCl6 + 9 NaOH + N2 + 3 H2O
FeI2 + AgNO2 = AgI + Fe(NO2)2 =>
FeI2 + 2 AgNO2 = 2 AgI + Fe(NO2)2
NaClO + O = NaClO3 =>
NaClO + 2 O = NaClO3
S + Mg + O = MgSO4 =>
S + Mg + 4 O = MgSO4
C6H6 + C4H9Cl = C10H15 + HCl =>
10 C6H6 + 15 C4H9Cl = 12 C10H15 + 15 HCl
H + V2O3 = VO + H2O =>
2 H + V2O3 = 2 VO + H2O
Na3VO4 + Na2SO3 + HCl = VOCl + NaCl + H2O + NaSO3 =>
Na3VO4 + 2 Na2SO3 + 6 HCl = VOCl + 5 NaCl + 3 H2O + 2 NaSO3
C12H2O11 + H2SO4 = CO2 + SO2 + H2O =>
C12H2O11 + 14 H2SO4 = 12 CO2 + 14 SO2 + 15 H2O
Br + H2O = HBr + HBrO =>
2 Br + H2O = HBr + HBrO
HCOOH + Al(OH)3 = Al(HCOO)3 + H2O =>
3 HCOOH + Al(OH)3 = Al(HCOO)3 + 3 H2O
NaOH + Co(No3)2 = Co(OH)2 + NaNo3 =>
2 NaOH + Co(No3)2 = Co(OH)2 + 2 NaNo3
Ca(OH)2 + CuO = Cu(OH)2 + CaO =>
Ca(OH)2 + CuO = Cu(OH)2 + CaO
HAuCl4 + H2O + NaHSO3 = Au + HCl + H2SO4 + Na =>
HAuCl4 + 3 H2O + 3 NaHSO3 = Au + 4 HCl + 3 H2SO4 + 3 Na
Mg + HNO3 = Mg(NO3)2 + NH3NO3 + H2O =>
7 Mg + 18 HNO3 = 7 Mg(NO3)2 + 2 NH3NO3 + 6 H2O
H2SO4 + CH3OH + NaClO3 = ClO2 + CO2 + H2O + NaHSO4 =>
6 H2SO4 + CH3OH + 6 NaClO3 = 6 ClO2 + CO2 + 5 H2O + 6 NaHSO4
CU(NO3)2(aq) + NaL(aq) = CUL + L2 + NaNO3 =>
2 CU(NO3)2(aq) + 4 NaL(aq) = 2 CUL + L2 + 4 NaNO3
H + (OH)2 = H2(OH)2 =>
2 H + (OH)2 = H2(OH)2
ZnSO2 + H2S = ZnS + H2SO4 =>
2 ZnSO2 + H2S = 2 ZnS + H2SO4
Cr2O3 + NaOH + Na2SO4 = Na2SO3 + Na2CrO4 + H2O =>
Cr2O3 + 4 NaOH + 3 Na2SO4 = 3 Na2SO3 + 2 Na2CrO4 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Mg + AlCl3 = MgCl2 + Al =>
3 Mg + 2 AlCl3 = 3 MgCl2 + 2 Al
K2Cr2O7 + H2SO4 + CrSO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 CrSO4 = 4 Cr2(SO4)3 + K2SO4 + 7 H2O
KBr + AgNO3 + HNO3 = K(NO3)2 + AgBr + H2 =>
2 KBr + 2 AgNO3 + 2 HNO3 = 2 K(NO3)2 + 2 AgBr + H2
C2H5I + NaOH = C2H4 + NaI + H2O =>
C2H5I + NaOH = C2H4 + NaI + H2O
Mg2SiO4 + FeSi2 = Fe2SiO3 + Mg + SiO =>
2 Mg2SiO4 + 2 FeSi2 = Fe2SiO3 + 4 Mg + 5 SiO
B2H6 + P(CH3)3 = [H3P][B(CH3)3] =>
B2H6 + 2 P(CH3)3 = 2[H3P][B(CH3)3]
Cu(s) + O2(g) = CuO2 =>
Cu(s) + O2(g) = CuO2
Sb2S3 + Fe = Sb + FeS =>
Sb2S3 + 3 Fe = 2 Sb + 3 FeS
KF + FeCl2 + HNO3 = KFeF3 + KNO3 + HCl =>
3 KF + FeCl2 + 2 HNO3 = KFeF3 + 2 KNO3 + 2 HCl
Fe + Cn = Fe2(Cn)6 =>
2 Fe + 6 Cn = Fe2(Cn)6
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CO(CN)3 + H2O = CO2O3 + CO + NH3 =>
8 CO(CN)3 + 36 H2O = 3 CO2O3 + 29 CO + 24 NH3
LiCl + Pb(ClO3)2 = PbCl2 + LiClO3 =>
2 LiCl + Pb(ClO3)2 = PbCl2 + 2 LiClO3
Al(BrO3)3 + H2SO4 = Al2(SO4)3 + BrHO3 =>
2 Al(BrO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 BrHO3
Zn + CrN = ZnN + Cr =>
Zn + CrN = ZnN + Cr
BeO + K = Be + K2O =>
BeO + 2 K = Be + K2O
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 NH3(g) + 2 H2O(l)
C3H9BO3 + O2 = CO2 + H2O + B(OH)4{-} + H{+} =>
2 C3H9BO3 + 9 O2 = 6 CO2 + 4 H2O + 2 B(OH)4{-} + 2 H{+}
C4 + H2O = CH2O =>
C4 + 4 H2O = 4 CH2O
NaI + H2O2 = H2O + NaIO3 =>
NaI + 3 H2O2 = 3 H2O + NaIO3
HClO + KCl + H2SO4 = Cl2 + K2SO4 + H2O =>
2 HClO + 2 KCl + H2SO4 = 2 Cl2 + K2SO4 + 2 H2O
Na2CO3 + S = Na2S + CO3 =>
Na2CO3 + S = Na2S + CO3
OH{-} + Cu{2+} = Cu(OH)2 =>
2 OH{-} + Cu{2+} = Cu(OH)2
HCOOH + Pb = Pb(HCOO)2 + H2 =>
2 HCOOH + Pb = Pb(HCOO)2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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