| Équations équilibrées la veille |
Cu(H2O)4 + 4 NH3 = Cu(NH3)4 + 4 H2O
Cu(NO2)2 + Na2CO3 = CuCO3 + Na2(NO2)2 =>
Cu(NO2)2 + Na2CO3 = CuCO3 + Na2(NO2)2
Fe(OH)3 + OCl{-} = FeO4{-2} + Cl{-} + H{+} + H2O =>
2 Fe(OH)3 + 3 OCl{-} = 2 FeO4{-2} + 3 Cl{-} + 4 H{+} + H2O
Pt + H{3+} + (NO3){-} + Cl{-} = (PtCl6){-2} + NO2 + H2O =>
5 Pt + 8 H{3+} + 4(NO3){-} + 30 Cl{-} = 5(PtCl6){-2} + 4 NO2 + 4 H2O
S + K2SO4 + KOH = K2S2O3 + H2O =>
4 S + 2 K2SO4 + 2 KOH = 3 K2S2O3 + H2O
AgNO3(aq) + Na2SO4(aq) = Ag2SO4 + NaNO3 =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4 + 2 NaNO3
C5H10O2 + O2 = CO42 + H2O =>
2 C5H10O2 + 213 O2 = 10 CO42 + 10 H2O
Al2S3 + NaHCO3 + O2 = Al(OH)3 + Na2SO4 + CO2 =>
Al2S3 + 6 NaHCO3 + 6 O2 = 2 Al(OH)3 + 3 Na2SO4 + 6 CO2
Cu(NO3) + Ag = Cu + Ag(NO3)2 =>
2 Cu(NO3) + Ag = 2 Cu + Ag(NO3)2
CH3OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
Sr(s) + H2O(l) = H2(g) + SrO =>
Sr(s) + H2O(l) = H2(g) + SrO
Cu(NO3)2(aq) + NaOH = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH = Cu(OH)2(s) + 2 NaNO3(aq)
CH3COOH + CH3CH2CH(OH)CH2CH3 = CH3CH2CH(COOCH3)CH3 + H2O =>
5 CH3COOH + 4 CH3CH2CH(OH)CH2CH3 = 5 CH3CH2CH(COOCH3)CH3 + 4 H2O
Cu(NO3)2 + KI = CuI2 + KNO3 =>
Cu(NO3)2 + 2 KI = CuI2 + 2 KNO3
NH3NO3 + H2SO4 = HNO3 + NH3 + SO2 =>
10 NH3NO3 + 3 H2SO4 = 12 HNO3 + 8 NH3 + 3 SO2
Fe + HNO3(conc) = Fe(NO3)3 + N2 + H2O =>
10 Fe + 36 HNO3(conc) = 10 Fe(NO3)3 + 3 N2 + 18 H2O
HClO4 + Mg(OH)2 = Mg + ClO4 + H2O =>
2 HClO4 + Mg(OH)2 = Mg + 2 ClO4 + 2 H2O
Cu(NO3)2 + KSCN = CuSCN + K(NO3)2 =>
Cu(NO3)2 + KSCN = CuSCN + K(NO3)2
H2SO3 + Cu(NO3)2 = CuSO3 + HNO3 =>
H2SO3 + Cu(NO3)2 = CuSO3 + 2 HNO3
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + Na(NO3) =>
Cu(NO3)2 + Na2Cr2O7 = CuCr2O7 + 2 Na(NO3)
Na + Fe(C2H3O2)3 = Na(C2H3O2)2 + Fe =>
3 Na + 2 Fe(C2H3O2)3 = 3 Na(C2H3O2)2 + 2 Fe
Ca + H2O = H + O2Ca =>
Ca + 2 H2O = 4 H + O2Ca
CdSO4 + Zn = ZnSO4 + Cd =>
CdSO4 + Zn = ZnSO4 + Cd
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + Pb(CN)2 = Zn(CN)2 + Pb =>
Zn + Pb(CN)2 = Zn(CN)2 + Pb
H3PO4 + FeS2 = FePO4 + H2S + S =>
2 H3PO4 + 2 FeS2 = 2 FePO4 + 3 H2S + S
H{+} + I{-} + NO2{-} = H2O + I2 + NO =>
4 H{+} + 2 I{-} + 2 NO2{-} = 2 H2O + I2 + 2 NO
OH{-} + Mn{2+} + O2 = MnO2 + H2O =>
4 OH{-} + 2 Mn{2+} + O2 = 2 MnO2 + 2 H2O
Cu(OH)2 + CuSO4 = (CuOH)2SO4 =>
Cu(OH)2 + CuSO4 = (CuOH)2SO4
Cu(NO3)2 + NaI(aq) = CuI(s) + I2(s) + NaNO3(aq) =>
2 Cu(NO3)2 + 4 NaI(aq) = 2 CuI(s) + I2(s) + 4 NaNO3(aq)
C8H16 + O = H2O + CO =>
C8H16 + 16 O = 8 H2O + 8 CO
NaOHNH4Cl = H2O + NH3 + NaCl =>
NaOHNH4Cl = H2O + NH3 + NaCl
Cu(s) + Ag(NO3)2(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + Ag(NO3)2(aq) = Cu(NO3)2(aq) + Ag(s)
Cu(s) + H2O(l) = CuO(s) + H2(g) =>
Cu(s) + H2O(l) = CuO(s) + H2(g)
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
KOH + MgSO4 = Mg(OH)2 + K2SO4 = =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
Al(s) + HNO3(aw) = Al(NO3)3(aq) + H2(g) =>
2 Al(s) + 6 HNO3(aw) = 2 Al(NO3)3(aq) + 3 H2(g)
Zn(s) + AgNo3(ag) = ZnNo2 + Ag =>
3 Zn(s) + 2 AgNo3(ag) = 3 ZnNo2 + 2 Ag
LiI(aq) + Pb(NO3)2(aq) = LiNO3(s) + PbI2(aq) =>
2 LiI(aq) + Pb(NO3)2(aq) = 2 LiNO3(s) + PbI2(aq)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2O2 + Ni{+2} = O2 + Ni + H{+} =>
H2O2 + Ni{+2} = O2 + Ni + 2 H{+}
SiC + KOH = K2SiO3 + K2CO3 + K2O + H2 =>
SiC + 8 KOH = K2SiO3 + K2CO3 + 2 K2O + 4 H2
Cu(CH3CO2)2Na2CrO4 = CuCrO4Na2(CH3CO2)2 =>
Cu(CH3CO2)2Na2CrO4 = CuCrO4Na2(CH3CO2)2
NaCO3 + MgSO4 = Na2SO4 + Mg(CO3)2 =>
2 NaCO3 + MgSO4 = Na2SO4 + Mg(CO3)2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cd(NH3)4 + H2S = CdS + NH3 + H2 =>
Cd(NH3)4 + H2S = CdS + 4 NH3 + H2
Cu + AgF = CuF + Ag =>
Cu + AgF = CuF + Ag
Cu + Au2(SO4)3 = Cu2SO4 + Au =>
6 Cu + Au2(SO4)3 = 3 Cu2SO4 + 2 Au
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Équations équilibrées sur01/29/25
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