| Équations équilibrées la veille |
K2 + 2 O2 = 2 KO2
Al2S3 + C22H23N3O9 = AlC22H11O9 + NH3 + H2S =>
Al2S3 + 2 C22H23N3O9 = 2 AlC22H11O9 + 6 NH3 + 3 H2S
PBS + H2O2 = PBSO4 + H2O =>
PBS + 4 H2O2 = PBSO4 + 4 H2O
CHI + Mg = CHMgI =>
CHI + Mg = CHMgI
A5 + B2 = AB =>
2 A5 + 5 B2 = 10 AB
CH3I + Na = C2H6 + NaI =>
2 CH3I + 2 Na = C2H6 + 2 NaI
Cu(OH)2 + NH4OH = Cu(NH3)4(OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4(OH)2 + 4 H2O
NaCl + Na3SO4 = NaSO4 + Na3Cl =>
NaCl + Na3SO4 = NaSO4 + Na3Cl
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
Mg + NaCl = MgNaCl =>
Mg + NaCl = MgNaCl
Na2Cr2O7 + NaNO3 = Na2CrO4 + NO2 + O2 =>
2 Na2Cr2O7 + 4 NaNO3 = 4 Na2CrO4 + 4 NO2 + O2
NaCl + AgF = NaF + AgCl =>
NaCl + AgF = NaF + AgCl
C5H11OH + NaCl + H2SO4 = C5H11Cl + NaHSO4 + H2O =>
C5H11OH + NaCl + H2SO4 = C5H11Cl + NaHSO4 + H2O
C2H16O + O2 = CO2 + H2O =>
2 C2H16O + 11 O2 = 4 CO2 + 16 H2O
N2 + O2 = N2O4 =>
N2 + 2 O2 = N2O4
NH4OH + Zn(C2H3O2)2 = NH4(C2H3O2) + Zn(OH)2 =>
2 NH4OH + Zn(C2H3O2)2 = 2 NH4(C2H3O2) + Zn(OH)2
NO4NO3 = NO2 + O2 =>
2 NO4NO3 = 4 NO2 + 3 O2
KO5 + CO2 = K3CO + O3 =>
9 KO5 + 3 CO2 = 3 K3CO + 16 O3
HNO3 + Zn = NH4NO3 + H2O + Zn(NO3)4 =>
10 HNO3 + 2 Zn = NH4NO3 + 3 H2O + 2 Zn(NO3)4
CH3CH2CH2CHClCH3 + KOH = CH3CH2CH2CH(OH)CH3 + KCl =>
CH3CH2CH2CHClCH3 + KOH = CH3CH2CH2CH(OH)CH3 + KCl
H2O + LiBrO3 + SO2 = Br2 + H2SO4 + LiHSO4 =>
4 H2O + 2 LiBrO3 + 5 SO2 = Br2 + 3 H2SO4 + 2 LiHSO4
Cs3N + Sr = Sr3N2 + Cs =>
2 Cs3N + 3 Sr = Sr3N2 + 6 Cs
Ni + K3PO3 = Ni3(PO3)2 + K =>
3 Ni + 2 K3PO3 = Ni3(PO3)2 + 6 K
C11H15NO2 + C4H6O3 + CH3OH = C13H14O5 + C3H11NO =>
C11H15NO2 + C4H6O3 + CH3OH = C13H14O5 + C3H11NO
Na3PO4 + Co(NO3)2 = Na3NO4 + Co(PO3)2 =>
2 Na3PO4 + Co(NO3)2 = 2 Na3NO4 + Co(PO3)2
HN = NH =>
HN = NH
FeO + H3PO4 = Fe3(PO4)2 + H2O =>
3 FeO + 2 H3PO4 = Fe3(PO4)2 + 3 H2O
Mn{2+} + HSO4{-} + H{-} = MnO4{-} + SO2 + H2O =>
4 Mn{2+} + 11 HSO4{-} + H{-} = 4 MnO4{-} + 11 SO2 + 6 H2O
HCl(g) + Na2CO3 = CO2 + H2O(l) + NaCl =>
2 HCl(g) + Na2CO3 = CO2 + H2O(l) + 2 NaCl
SbCl3 + (NH4)2S = SbS + (NH4)2 + Cl3 =>
SbCl3 + (NH4)2S = SbS + (NH4)2 + Cl3
Fe + K4[Fe(CN)6] = Fe[Fe(CN)6] + K =>
Fe + K4[Fe(CN)6] = Fe[Fe(CN)6] + 4 K
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H{+} + SO2{-2} + S{-2} = S + H2O =>
4 H{+} + SO2{-2} + S{-2} = 2 S + 2 H2O
K2CO3(aq) + NiCl2(aq) = KCl + NiCO3 =>
K2CO3(aq) + NiCl2(aq) = 2 KCl + NiCO3
FrOH + CO2 = Fr2CO3 + H2O =>
2 FrOH + CO2 = Fr2CO3 + H2O
Na2C2O4 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O + NaSO4 =>
5 Na2C2O4 + 4 KMnO4 + 16 H2SO4 = 10 CO2 + 2 K2SO4 + 4 MnSO4 + 16 H2O + 10 NaSO4
NH4Cl(s) + Ca(OH)2(s) = CaCl2(s) + NH3(g) + H2O(g) =>
2 NH4Cl(s) + Ca(OH)2(s) = CaCl2(s) + 2 NH3(g) + 2 H2O(g)
CH40(l) + O2(g) = CO2(g) + H2O =>
CH40(l) + 11 O2(g) = CO2(g) + 20 H2O
LiOH + Cu(NO3)2 = Cu(OH)2 + LiNO3 =>
2 LiOH + Cu(NO3)2 = Cu(OH)2 + 2 LiNO3
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
Cu2SO4 + LiOH = Li2SO4 + H2O + Cu2O =>
Cu2SO4 + 2 LiOH = Li2SO4 + H2O + Cu2O
NaBH4 + BF3 = NaBF4 + B2H6 =>
3 NaBH4 + 4 BF3 = 3 NaBF4 + 2 B2H6
H2CO3 + Fr = Fr2CO3 + H2 =>
H2CO3 + 2 Fr = Fr2CO3 + H2
Fe2O3(s) + H2(g) = Fe(l) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(l) + 3 H2O(l)
Na2HBO3 + HCl = H3BO3 + NaCl =>
Na2HBO3 + 2 HCl = H3BO3 + 2 NaCl
Zn(s) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
CO + NO{3} = NO + CO{2} =>
3 CO + 2 NO{3} = 2 NO + 3 CO{2}
KMnO4 + Cu2O + H2SO4 = CuSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Cu2O + 13 H2SO4 = 10 CuSO4 + 2 MnSO4 + K2SO4 + 13 H2O
PI3 + KOH = KH2PO3 + KI + H2O =>
PI3 + 4 KOH = KH2PO3 + 3 KI + H2O
Ni + I = NiI2 =>
Ni + 2 I = NiI2
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Équations équilibrées sur01/01/25
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