| Équations équilibrées la veille |
2 Al + 2 KOH + 4 H2SO4 + 22 H2O = 2 KAl(SO4)2(H2O)12 + 3 H2
Zn(OH)2 + Na2CO3 = Na2ZnO2 + H2O + CO2 =>
Zn(OH)2 + Na2CO3 = Na2ZnO2 + H2O + CO2
MnO4{-} + H2SeO3 = Mn{2+} + SeO4{2-} + H{+} + H2O =>
2 MnO4{-} + 5 H2SeO3 = 2 Mn{2+} + 5 SeO4{2-} + 4 H{+} + 3 H2O
As + Cr = As2Cr5 =>
2 As + 5 Cr = As2Cr5
CoCl2 + H2O2 + NaOH = Co(OH)3 + NaCl =>
2 CoCl2 + H2O2 + 4 NaOH = 2 Co(OH)3 + 4 NaCl
NH4Cl + Na[Co(NO2)6] = NaNH4 + Cl[Co(NO2)6] =>
NH4Cl + Na[Co(NO2)6] = NaNH4 + Cl[Co(NO2)6]
FeC2O4 + H2O2 + H2C2O4 + K2C2O4 = H2O + K3[Fe(C2O4)3] =>
2 FeC2O4 + H2O2 + H2C2O4 + 3 K2C2O4 = 2 H2O + 2 K3[Fe(C2O4)3]
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
KCl + MgSO4 = K2SO4 + MgCl2 =>
2 KCl + MgSO4 = K2SO4 + MgCl2
S4 + O2 + F = SOF4 =>
S4 + 2 O2 + 16 F = 4 SOF4
Au + HNO3 + HCl2 = AuCl3 + NO + H2O =>
2 Au + HNO3 + 3 HCl2 = 2 AuCl3 + NO + 2 H2O
KAl(SO4)2 + CaCl2 = AlCl3 + K2SO4 + CaSO4 =>
2 KAl(SO4)2 + 3 CaCl2 = 2 AlCl3 + K2SO4 + 3 CaSO4
Al(OH)2Cl + KCl = AlCl3 + KOH =>
Al(OH)2Cl + 2 KCl = AlCl3 + 2 KOH
NaBr + AgNo3 = AgBr + NaNo3 =>
NaBr + AgNo3 = AgBr + NaNo3
NH4Cl + NaClO4 = N2 + NaCl + H2O + HCl =>
8 NH4Cl + 3 NaClO4 = 4 N2 + 3 NaCl + 12 H2O + 8 HCl
Al(NO3)2 + NaCrO4 = AlCrO4 + NaNO3 + CrO4 =>
Al(NO3)2 + 2 NaCrO4 = AlCrO4 + 2 NaNO3 + CrO4
H2 + CuCl2 = Cu + HCl =>
H2 + CuCl2 = Cu + 2 HCl
C4H6O6 + NaOH = C4H4O6 + Na + H2O =>
C4H6O6 + 2 NaOH = C4H4O6 + 2 Na + 2 H2O
K3[Cr(OH)6] + Na2SO4 = K2CrO4 + Na2SO3 + KOH + H2O =>
2 K3[Cr(OH)6] + 3 Na2SO4 = 2 K2CrO4 + 3 Na2SO3 + 2 KOH + 5 H2O
Al(OH)3 + Na(NO3) = Al(NO3)3 + Na(OH) =>
Al(OH)3 + 3 Na(NO3) = Al(NO3)3 + 3 Na(OH)
NO = N2 + O2 = =>
2 NO = N2 + O2
CaSO4 + H2S = CaS + H2SO4 =>
CaSO4 + H2S = CaS + H2SO4
NH4NO3 + CaOH2 = CaNO3 + NH3 + H2O =>
9 NH4NO3 + 8 CaOH2 = 8 CaNO3 + 10 NH3 + 11 H2O
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Be + HI = H + BeI =>
Be + HI = H + BeI
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + I2 =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 7 H2O + 3 I2
NaI + PbO2 + H2SO4 = I2 + PbSO4 + Na2SO4 + H2O =>
2 NaI + PbO2 + 2 H2SO4 = I2 + PbSO4 + Na2SO4 + 2 H2O
Na(NO3) + PbO = Pb(NO3)2 + Na2O =>
2 Na(NO3) + PbO = Pb(NO3)2 + Na2O
KH2PO4 = K + H + PO4 =>
KH2PO4 = K + 2 H + PO4
Cu3(PO4)2 + HCl = CuCl2 + H3(PO4) =>
Cu3(PO4)2 + 6 HCl = 3 CuCl2 + 2 H3(PO4)
NaNH4HPO4 = NaPO3 + NH3 + H2O =>
NaNH4HPO4 = NaPO3 + NH3 + H2O
HBr + K2O = HBrK2O =>
HBr + K2O = HBrK2O
NaNH4HPO4 = NaPO3 + NH3 + H2O =>
NaNH4HPO4 = NaPO3 + NH3 + H2O
C5H11O4N + O2 = CO2 + H2O + NH3 =>
C5H11O4N + 5 O2 = 5 CO2 + 4 H2O + NH3
NaNH4HPO4 = NaPO3 + NH3 + H2O =>
NaNH4HPO4 = NaPO3 + NH3 + H2O
CH3COOH + NaOH = H2O + CO2 + Na =>
CH3COOH + 8 NaOH = 6 H2O + 2 CO2 + 8 Na
S + HN3 = H2S + N2 =>
S + 2 HN3 = H2S + 3 N2
Al + NaOH + H2 = NaAl2 + H2O =>
4 Al + 2 NaOH + H2 = 2 NaAl2 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)2 + NaNO3 + H2O =>
3 Mn(NO3)2 + 5 NaBiO3 + 9 HNO3 = 3 HMnO4 + 5 Bi(NO3)2 + 5 NaNO3 + 3 H2O
I2 + K2Cr2O7 + H3PO4 = HIO3 + Cr2(HPO4)3 + K2HPO4 + H2O =>
3 I2 + 5 K2Cr2O7 + 20 H3PO4 = 6 HIO3 + 5 Cr2(HPO4)3 + 5 K2HPO4 + 17 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Ge2 + O2 = GeO =>
Ge2 + O2 = 2 GeO
Al + O2 = Al2O30 =>
2 Al + 15 O2 = Al2O30
C6H6(l) + Cl2(g) = C6Cl6(s) + HCl(g) =>
C6H6(l) + 6 Cl2(g) = C6Cl6(s) + 6 HCl(g)
NH3 + H2O + NiSO4 = Ni(NH3)6(OH)2 + (NH4)2SO4 =>
8 NH3 + 2 H2O + NiSO4 = Ni(NH3)6(OH)2 + (NH4)2SO4
MgCl2 + KHCO3 = Mg(HCO3)2 + KCl =>
MgCl2 + 2 KHCO3 = Mg(HCO3)2 + 2 KCl
Al2O3 + NaOH = NaAlO2 + H2O =>
Al2O3 + 2 NaOH = 2 NaAlO2 + H2O
BaSO4 + NaCl = BaCl2 + Na2SO4 =>
BaSO4 + 2 NaCl = BaCl2 + Na2SO4
NH4Cl + Na[Co(NO2)6] = NaNH4 + Cl[Co(NO2)6] =>
NH4Cl + Na[Co(NO2)6] = NaNH4 + Cl[Co(NO2)6]
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Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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