| Équations équilibrées la veille |
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4(s) + KNO3(aq) =>
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4(s) + 2 KNO3(aq)
H2SO4 = H + SO4 =>
H2SO4 = 2 H + SO4
S8 + Si = Si2S4 =>
S8 + 4 Si = 2 Si2S4
Na2O + CO = Na + CO2 =>
Na2O + CO = 2 Na + CO2
Na2CO3 + Cr2O3 + O2 = Na2CrO4 + CO2 =>
4 Na2CO3 + 2 Cr2O3 + 3 O2 = 4 Na2CrO4 + 4 CO2
H2SO4 = H + SO4 =>
H2SO4 = 2 H + SO4
C4H6N + O2 = CO2 + H2O + N2 =>
2 C4H6N + 11 O2 = 8 CO2 + 6 H2O + N2
Cr + (SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
2 Cr + (SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
C6H6O + C3H6O = C9H12O2 =>
C6H6O + C3H6O = C9H12O2
Ba + Br2 = BaBr =>
2 Ba + Br2 = 2 BaBr
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Cu(NO3)2 + Na = Na2O + N2 + CuO =>
Cu(NO3)2 + 10 Na = 5 Na2O + N2 + CuO
H2S + Pt = PtS + H2 =>
H2S + Pt = PtS + H2
C9H12 + H2O = CO2 + CH4 =>
C9H12 + 6 H2O = 3 CO2 + 6 CH4
C5H12 + H2O = CH4 + CO2 =>
C5H12 + 2 H2O = 4 CH4 + CO2
S + O2 + Cl2 = SOCl2 =>
2 S + O2 + 2 Cl2 = 2 SOCl2
Fe + NiS = Ni + Fe2S3 =>
2 Fe + 3 NiS = 3 Ni + Fe2S3
Na2Cr2O7 + HNO3 + H2O2 = H3CrO8 + NaNO3 + H2O =>
Na2Cr2O7 + 2 HNO3 + 7 H2O2 = 2 H3CrO8 + 2 NaNO3 + 5 H2O
Al(NO3)3 + C2H5NO2 = Al2O3 + CO2 + H2O + N2 =>
6 Al(NO3)3 + 10 C2H5NO2 = 3 Al2O3 + 20 CO2 + 25 H2O + 14 N2
Sn + H3PO3 = Sn3(PO3)2 + H2 =>
3 Sn + 2 H3PO3 = Sn3(PO3)2 + 3 H2
MgSO4 + FeF3 = Fe2(SO4)3 + MgF2 =>
3 MgSO4 + 2 FeF3 = Fe2(SO4)3 + 3 MgF2
KIO3 + C = KI + CO =>
KIO3 + 3 C = KI + 3 CO
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
AgNo3(aq) + KBr(aq) = AgBr(s) + KNo3(aq) =>
AgNo3(aq) + KBr(aq) = AgBr(s) + KNo3(aq)
Fe + NaSCN = Fe(SCN)3 + Na =>
Fe + 3 NaSCN = Fe(SCN)3 + 3 Na
AuCl3 + Na2S = NaCl + Au2S3 =>
2 AuCl3 + 3 Na2S = 6 NaCl + Au2S3
PbS2 = PbS + S2 =>
2 PbS2 = 2 PbS + S2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
ClO3{-} + NO + OH{-} = NO2{-} + Cl2 + H2O =>
2 ClO3{-} + 10 NO + 8 OH{-} = 10 NO2{-} + Cl2 + 4 H2O
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CuBr + H2S = Cu2S + HBr =>
2 CuBr + H2S = Cu2S + 2 HBr
H2O(l) + Cl2O(g) = HOCl(aq) =>
H2O(l) + Cl2O(g) = 2 HOCl(aq)
Ba(MnO4)2 + H2O + K2SO3 = Ba(OH)2 + K2SO4 + MnO2 =>
Ba(MnO4)2 + H2O + 3 K2SO3 = Ba(OH)2 + 3 K2SO4 + 2 MnO2
Cu(NO3)2 + CH3CSNH2 = CuS + C2H5N(NO3)2 =>
Cu(NO3)2 + CH3CSNH2 = CuS + C2H5N(NO3)2
Fe(SO4) + Sr(OH)2 = Fe(OH)2 + Sr(SO4) =>
Fe(SO4) + Sr(OH)2 = Fe(OH)2 + Sr(SO4)
NH4OH + NH4Cl + Na2HPO4 = NaCl + (NH4)3PO4 + H2O =>
NH4OH + 2 NH4Cl + Na2HPO4 = 2 NaCl + (NH4)3PO4 + H2O
C8H5N3O4 + Na2S2O4 + NaOH = C8H7N3O2 + Na2SO4 =>
C8H5N3O4 + Na2S2O4 + 2 NaOH = C8H7N3O2 + 2 Na2SO4
MnO + OH = MnO2 + H2O =>
MnO + 2 OH = MnO2 + H2O
Fe(NO3)2 + NaHCO3 = Fe(HCO3)2 + Na(NO3) =>
Fe(NO3)2 + 2 NaHCO3 = Fe(HCO3)2 + 2 Na(NO3)
SiO2(s) + HF(s) = SiF4(s) + H2O(g) =>
SiO2(s) + 4 HF(s) = SiF4(s) + 2 H2O(g)
Sr(OH)2 + H2SO4 = SrSO4 + H2(OH)2 =>
Sr(OH)2 + H2SO4 = SrSO4 + H2(OH)2
Na2SO3 + CH2O = NaC2H3O2 + SO2 + H2O =>
Na2SO3 + 4 CH2O = 2 NaC2H3O2 + SO2 + H2O
C15H12O + C5H5NO2 = C20H17NO3 =>
C15H12O + C5H5NO2 = C20H17NO3
Mn(NO3)3 + NaBiO3 + HNO3 = Bi(NO3)3 + HMnO4 + NaNO3 + H2O =>
Mn(NO3)3 + 2 NaBiO3 + 5 HNO3 = 2 Bi(NO3)3 + HMnO4 + 2 NaNO3 + 2 H2O
Ba(OH)2(aq) + HCl(aq) = BaCl2 + H2O =>
Ba(OH)2(aq) + 2 HCl(aq) = BaCl2 + 2 H2O
SO3 + KOH = H2O + K2SO4 =>
SO3 + 2 KOH = H2O + K2SO4
Mg(s) + KNO3(aq) = K(s) + Mg3(NO3)2 =>
3 Mg(s) + 2 KNO3(aq) = 2 K(s) + Mg3(NO3)2
Al2O3(s) + Cl2(g) = AlCl3(s) + O2(g) =>
2 Al2O3(s) + 6 Cl2(g) = 4 AlCl3(s) + 3 O2(g)
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| Équations équilibrées la veille |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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