| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + Br = Fe2Br
HBr + NaHS = NaBr + H2S =>
HBr + NaHS = NaBr + H2S
BaBr + Na3(PO4) = Ba3(PO4) + NaBr =>
3 BaBr + Na3(PO4) = Ba3(PO4) + 3 NaBr
H3PO4(aq) + Ca(s) = Ca3(PO4)2(aq) + H2(g) =>
2 H3PO4(aq) + 3 Ca(s) = Ca3(PO4)2(aq) + 3 H2(g)
HNO3 + CH3CH2COOH = CH3CH2COONO2 + H2O =>
HNO3 + CH3CH2COOH = CH3CH2COONO2 + H2O
H + P + O = HPO3 =>
H + P + 3 O = HPO3
Cr(s) + Cl2(g) = CrCl3 =>
2 Cr(s) + 3 Cl2(g) = 2 CrCl3
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
Al + HOH = Al(OH)3 + H =>
Al + 3 HOH = Al(OH)3 + 3 H
H + CoCl2 = CoH2 + Cl =>
2 H + CoCl2 = CoH2 + 2 Cl
Cu(s) + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu(s) + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O
Zn + Fe(SO4) = ZnSO4 + Fe =>
Zn + Fe(SO4) = ZnSO4 + Fe
Mg + HNO3 = Mg(NO3)2 + H =>
Mg + 2 HNO3 = Mg(NO3)2 + 2 H
Cu(s) + HNO3 = Cu(NO3)2 + H2 =>
Cu(s) + 2 HNO3 = Cu(NO3)2 + H2
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
H2(SO4) + NH4(OH) = H(OH) + (NH4)2SO4 =>
H2(SO4) + 2 NH4(OH) = 2 H(OH) + (NH4)2SO4
KMnO4 + NaCl = NaMnO4 + KCl =>
KMnO4 + NaCl = NaMnO4 + KCl
Fe + Br = FeBr3 =>
Fe + 3 Br = FeBr3
Cu(s) + HNO3 = Cu(NO3)2 + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2 + 2 NO2(g) + 2 H2O
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3 = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
KMnO4(aq) + H2C2O4(aq) = CO2 + H2O + K2O + Mn2O3 =>
2 KMnO4(aq) + 4 H2C2O4(aq) = 8 CO2 + 4 H2O + K2O + Mn2O3
NO3 + BaCl2 = Ba(NO3)2 + Cl2 =>
2 NO3 + BaCl2 = Ba(NO3)2 + Cl2
CH3COOH + KOH = CH3CO2K + H2O =>
CH3COOH + KOH = CH3CO2K + H2O
H3COC(CH3)3 + NaOH + Na2S2O8 = CO2 + H2O + Na2SO4 =>
H3COC(CH3)3 + 30 NaOH + 15 Na2S2O8 = 5 CO2 + 21 H2O + 30 Na2SO4
CuSO4 + Na2CO3 = Na(SO4) + Cu2(CO3) =>
2 CuSO4 + Na2CO3 = 2 Na(SO4) + Cu2(CO3)
KNO2 + H2SO4 + KI = NO + I2 + K2SO4 + H2O =>
2 KNO2 + 2 H2SO4 + 2 KI = 2 NO + I2 + 2 K2SO4 + 2 H2O
FeSO4 + C = FeS + CO2 =>
FeSO4 + 2 C = FeS + 2 CO2
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
CuO + NH3 + H2O = [Cu(NH3)4](OH)2 =>
CuO + 4 NH3 + H2O = [Cu(NH3)4](OH)2
Cs(s) + H2(g) + C(s) + O2(g) = CsHCO3(s) =>
2 Cs(s) + H2(g) + 2 C(s) + 3 O2(g) = 2 CsHCO3(s)
H2(SO4) + Na(HCO3) = H(HCO3) + Na2(SO4) =>
H2(SO4) + 2 Na(HCO3) = 2 H(HCO3) + Na2(SO4)
C12H22O11 + K2Cr2O7 + H2SO4 = CO2 + H2O + Cr2(SO4)3 + K2SO4 =>
C12H22O11 + 8 K2Cr2O7 + 32 H2SO4 = 12 CO2 + 43 H2O + 8 Cr2(SO4)3 + 8 K2SO4
NiSO4 + (NH4)2CO3 = Ni2CO3 + NH4SO4 =>
2 NiSO4 + (NH4)2CO3 = Ni2CO3 + 2 NH4SO4
CH4(g) + Cl2(g) = CHCl3(l) + H2(g) =>
2 CH4(g) + 3 Cl2(g) = 2 CHCl3(l) + 3 H2(g)
Au + HCl + NO3{-} = [AuCl4]{-} + H2O + NO =>
Au + 4 HCl + NO3{-} = [AuCl4]{-} + 2 H2O + NO
FeS2 + Br2 = S8 + FeBr3 =>
4 FeS2 + 6 Br2 = S8 + 4 FeBr3
K2CrO4 + BaCl2 = BaCrO4 + KCl =>
K2CrO4 + BaCl2 = BaCrO4 + 2 KCl
CrO2 + HCl = CrCl4 + H2O =>
CrO2 + 4 HCl = CrCl4 + 2 H2O
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(s) =>
SrS(aq) + CuSO4(aq) = SrSO4(s) + CuS(s)
RbOH + CO2 = Rb2CO3 + H2O =>
2 RbOH + CO2 = Rb2CO3 + H2O
Cl2(aq) + NaBr(aq) = NaCl + Br2 =>
Cl2(aq) + 2 NaBr(aq) = 2 NaCl + Br2
KMnO4 + NaCl = K2O + MnO2 + Na2O + Cl2 =>
2 KMnO4 + 6 NaCl = K2O + 2 MnO2 + 3 Na2O + 3 Cl2
C3H8 + O = CO2(g) + H2O =>
C3H8 + 10 O = 3 CO2(g) + 4 H2O
Ba(OH)2 + NH4HO3 = Ba(NO3)2 + NH3 + H2O =>
Ba(OH)2 + 4 NH4HO3 = Ba(NO3)2 + 2 NH3 + 8 H2O
Fe + Ni2O3 + H2O = Fe(OH)3 + Ni(OH)2 =>
2 Fe + 3 Ni2O3 + 9 H2O = 2 Fe(OH)3 + 6 Ni(OH)2
N2 + SrCl2*6H2O = NH3 + SrO2 + Cl2 + H2O =>
2 N2 + 3 SrCl2*6H2O = 4 NH3 + 3 SrO2 + 3 Cl2 + 12 H2O
H3SO4 + NaOH = H2O + NaH2SO4 =>
H3SO4 + NaOH = H2O + NaH2SO4
CH2CH2 + KMnO4 + H2O = CH2OHCH2OH + MnO2 + KOH =>
3 CH2CH2 + 2 KMnO4 + 4 H2O = 3 CH2OHCH2OH + 2 MnO2 + 2 KOH
Cs(s) + H2(g) + C(s) + O2(g) = CsHCO3(s) =>
2 Cs(s) + H2(g) + 2 C(s) + 3 O2(g) = 2 CsHCO3(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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