| Équations équilibrées la veille | Équations équilibrées le lendemain |
Au + HNO3 + 3 HCl = AuCl3 + 2 H2O + NO
NaOH(aq) + Mg(NO3)2(aq) = Mg(OH)2(s) + NaNO3(aq) =>
2 NaOH(aq) + Mg(NO3)2(aq) = Mg(OH)2(s) + 2 NaNO3(aq)
HCl + NaClO = Cl2 + NaCl + H2O =>
2 HCl + NaClO = Cl2 + NaCl + H2O
K2Cr2O7 + HCl = K2O + Cr2O3 + Cl3 + H2O =>
K2Cr2O7 + 6 HCl = K2O + Cr2O3 + 2 Cl3 + 3 H2O
Cu2Cl + Al = Cu3Al2 + Cl2 =>
6 Cu2Cl + 8 Al = 4 Cu3Al2 + 3 Cl2
C5H12O + H2SO4 + NaCl = C5H11Cl + H2O + Na2SO4 =>
2 C5H12O + H2SO4 + 2 NaCl = 2 C5H11Cl + 2 H2O + Na2SO4
NaSi + HBr = NaBr + HSi =>
NaSi + HBr = NaBr + HSi
Fe + CuCl2 = Fe2Cu + Cl =>
2 Fe + CuCl2 = Fe2Cu + 2 Cl
KMnO4 + HN2O + H2SO4 = K2SO4 + MnSO4 + HNO3 + H2O =>
18 KMnO4 + 10 HN2O + 27 H2SO4 = 9 K2SO4 + 18 MnSO4 + 20 HNO3 + 22 H2O
NH2O + C10H15NO2 = NH3 + C10H12N2O2 + H2O =>
2 NH2O + C10H15NO2 = NH3 + C10H12N2O2 + 2 H2O
HCl4 + Si = SiCl4 + HCl =>
4 HCl4 + 3 Si = 3 SiCl4 + 4 HCl
NO + HBrO4 + H2O = Br2 + HNO3 =>
14 NO + 6 HBrO4 + 4 H2O = 3 Br2 + 14 HNO3
S + NiO(OH) + H2O + OH{-} = SO42{-} + Ni(OH)2 =>
S + 83 NiO(OH) + 41 H2O + OH{-} = SO42{-} + 83 Ni(OH)2
K2Cr2O7 + NaOH + HCl = H2O + KO + NaCrO + Cl =>
K2Cr2O7 + 2 NaOH + 8 HCl = 5 H2O + 2 KO + 2 NaCrO + 8 Cl
K2Cr2O7 + C5H12O + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C5H10O2 =>
2 K2Cr2O7 + 3 C5H12O + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O + 3 C5H10O2
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2(OH)2 =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + H2(OH)2
HCHO3 + NaOH = NaCHO3 + H2O =>
HCHO3 + NaOH = NaCHO3 + H2O
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
FeSO4 + I2 = Fe2(SO4)3 + FeI2 =>
3 FeSO4 + I2 = Fe2(SO4)3 + FeI2
Cu2S + O2 = Cu + SO2 =>
Cu2S + O2 = 2 Cu + SO2
Mn2{+} + MnO4{-} + HCl + NaClO4 = (Mn3O)ClO4 + H2O + NaCl =>
8 Mn2{+} + 8 MnO4{-} + 8 HCl + 3 NaClO4 = 8(Mn3O)ClO4 + 4 H2O + 3 NaCl
Cr2O7{-2} + CH3OH + H{+} = Cr{3+} + HCOH + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{3+} + 3 HCOH + 7 H2O
Ba(ClO2)2 + H2O = Ba(OH)2 + HClO2 =>
Ba(ClO2)2 + 2 H2O = Ba(OH)2 + 2 HClO2
CH3COOH + CaCO3 = CaCH3 + CO2 + H2O =>
9 CH3COOH + 8 CaCO3 = 8 CaCH3 + 18 CO2 + 6 H2O
CaSO3 + HBr = H2SO3 + CaBr2 =>
CaSO3 + 2 HBr = H2SO3 + CaBr2
(CH3CO)2O + HNO3 = CH3COOH + CH3COONO2 =>
(CH3CO)2O + HNO3 = CH3COOH + CH3COONO2
NaClC12H22O12 + O2 = CO2 + H2O + NaCl =>
2 NaClC12H22O12 + 23 O2 = 24 CO2 + 22 H2O + 2 NaCl
H2O + S5As2 + HNO3 = H3AsO4 + H2SO4 + NO =>
4 H2O + 3 S5As2 + 40 HNO3 = 6 H3AsO4 + 15 H2SO4 + 40 NO
KOH + PbSO4 = K2SO4 + Pb(OH)2 =>
2 KOH + PbSO4 = K2SO4 + Pb(OH)2
Fe + MgCl2 = FeMgCl2 =>
Fe + MgCl2 = FeMgCl2
Ti(OH)4 + HCl = TiOCl2 + H2O =>
Ti(OH)4 + 2 HCl = TiOCl2 + 3 H2O
NaHCO3 + CCl2 = NaCl + C(HCO3)2 =>
2 NaHCO3 + CCl2 = 2 NaCl + C(HCO3)2
H{+} + SO3{2-} + Cr2O7{-} = Cr{3+} + SO4{2-} + H2O =>
14 H{+} + 7 SO3{2-} + 2 Cr2O7{-} = 4 Cr{3+} + 7 SO4{2-} + 7 H2O
HCOONH4 + Ca(OH)2 = HCOOCa + NH3 + H2O + CO2 =>
3 HCOONH4 + 2 Ca(OH)2 = 2 HCOOCa + 3 NH3 + 4 H2O + CO2
HCl + Cu = HClCu =>
HCl + Cu = HClCu
Ca + AlC2O4 = Al + CaC2O4 =>
Ca + AlC2O4 = Al + CaC2O4
KBr + Cr(NO3)3 + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + NO + H2O =>
18 KBr + 2 Cr(NO3)3 + 12 H2SO4 = 9 Br2 + 9 K2SO4 + Cr2(SO4)3 + 6 NO + 12 H2O
HN02 + O2 = NO3 + H2O =>
4 HN02 + 13 O2 = 8 NO3 + 2 H2O
I2 + Br2 + NaOH = Na2IO4 + NaBr + H2O =>
I2 + 6 Br2 + 16 NaOH = 2 Na2IO4 + 12 NaBr + 8 H2O
H2S3 + HNO3 = NO2 + S + H2O =>
H2S3 + 2 HNO3 = 2 NO2 + 3 S + 2 H2O
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
Au + H2SeO4 = Au2(SeO4)3 + H2SeO3 + H2O =>
2 Au + 6 H2SeO4 = Au2(SeO4)3 + 3 H2SeO3 + 3 H2O
BH4{-} + H{+} = H2 + B2H6 =>
2 BH4{-} + 2 H{+} = 2 H2 + B2H6
C7H6ClCOOH + O2 = CO2 + H2O + HCl =>
2 C7H6ClCOOH + 17 O2 = 16 CO2 + 6 H2O + 2 HCl
Ce(NO3)3*6H2O + HCOOH + NH4OH = Ce(COOH)3 + NH4NO3 + H2O =>
Ce(NO3)3*6H2O + 3 HCOOH + 3 NH4OH = Ce(COOH)3 + 3 NH4NO3 + 9 H2O
CuSe + HNO3 = NO + Cu(NO3)2 + Se + H2O =>
3 CuSe + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 3 Se + 4 H2O
SO2(g) + CaO(s) = O2(g) + CaSO4(S) =>
4 SO2(g) + 2 CaO(s) = O2(g) + 2 CaSO4(S)
BaI2 + CuSO4 = BaSO4 + CuI2 =>
BaI2 + CuSO4 = BaSO4 + CuI2
SCl2 + C2H4 = (ClC2H4)2S =>
SCl2 + 2 C2H4 = (ClC2H4)2S
Al(OH)3(s) + H3O{+} = Al{3+} + H2O =>
Al(OH)3(s) + 3 H3O{+} = Al{3+} + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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